HomeMy WebLinkAbout3.2-625PANAMA
LANE
PROJECT
SITE
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BERKSHIRE
ROAD
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HOSKING
AVENUE
(2010
UNMODIFIED STD. PLANS)
ES-1 A
ES-4B
ES-7E
ES-1 B
ES-5A
ES-8
ES-2D
ES-5B
ES-1 0
ES-3A
ES-5C
ES-11
ES-31B
ES-51)
ES-1 3
ES-3C
ES-7A
T-1 I
ES-31)
ES-7B
T-12
ES-3E
ES-7C
T-1 3
BAKERSFIELD CITY STANDARDS
(CURRENT STD. PLANS)
ST-23 ST 23.3 T-29 T-31
ST-23.1 ST 23.4 T-30
LEGEND
0
SIGNAL STANDARD (REFER TO POLE SCHEDULE)
CONDUIT RUN (REFER TO CONDUCTOR SCHEDULE)
04
SIGNAL HEAD WITH PHASE #
%6 .0
3q
LUMINAIRE — MOUNTED ON SIGNAL STANDARD
13
PEDESTRIAN SIGNAL
VIDEO CAMERA
PREEMPTION DEVICE OPTICAL DETECTOR
Ci]l
PULL BOX
SIGNAL CONTROLLER
901
ELECTRICAL SERVICE PEDESTAL
TRAFFIC CONTROL SIGN (AS INDICATED)
15
CAL —TRANS TYPE IV ARROW (DIRECTION AS INDICATED)
�71
4
&
S,77NE ROAD
LLA
18-0390 b
C)
LAJ
!0
LA-------
---------- L ---------
TRACT No!
6557,11
S77NE ROAD
SCALE: 1"=50"
PARCEL MAP
No. 2503
� 60
I
4�1 N
f
t4i
c1c
1411
TRA No.
6 2
INDEX OF SHEETS
COVER SHEET
2. TRAFFIC SIGNAL MODIFICATION PLAN
3. POLE AND CONDUCTOR SCHEDULE
4. SPECIFICATIONS
5. SPECIFICATIONS
NOTE: 1. PRIOR TO THE START OF ANY PHASE OF
CONSTRUCTION, THE CITY CONSTRUCTION
INSPECTION DEPARTMENT SHALL BE GIVEN
24 HOURS NOTICE. TELEPHONE 326-3049
2. ALL MATERIALS SUPPLIED FOR THIS PROJECT
WILL REQUIRE A CERTIFICATE OF COMPLIANCE
STATING THAT THE REQUIREMENTS & STANDARDS
AS SET FORTH BY THE CITY OF BAKERSFIELD
HAVE BEEN MET.
ENGINEER I S STATEMENT
THESE PLANS AND SPECIFICATIONS WERE PREPARED BY ME OR
UNDER MY DIRECTION AND TO THE BEST OF MY KNOWLEDGE AND
BELIEF COMPLY WITH CITY OF BAKERSFIELD ORDINANCES, STANDARDS,
AND DESIGN CRITERIA AND INCLUDE ALL IMPROVEMENT REQUIREMENTS
OF THE ADVISORY AGENCY OR OTHER REVIEW BOARD.
I AM RESPONSIBLE FOR ALL CALCULATIONS AND.DRAWINGS ON THESE
PLANS AND ANY ERRORS, OMISSIONS, OR VIOLATIONS OF THOSE
ORDINANCES, STANDARDS AND DESIGN CRITERIA ENCOUNTERED
DURING CONSTRUCTION SHALL BE CORRECTED AND SUCH
CORRECTIONS WILL BE REFLECTED ON CORRECTED PLANS SUBMITTED
TO THE CITY ENGINEER.
'4"*a2-
C
APPROVED B Y.- BLAINE NEPTUME R.C.E. 55102 DATE
IMPROVEMENT PLANS HAVE BEEN REVIEWED BY THE CITY OF BAKERSFIEL
PUBLIC WORKS DEPARTMENT. ALL IMPROVEMENTS HEREIN ARE PUBLIC AN
ARE TO BE PUBLICLY MAINTAINED.
?kEVIEWED BY: RYAN STARBUCK, R.C.E. 57651
TRAFFIC ENGINEER
REVIEWED BY: STUART J. PATTESON,
ASSISTANT PUBLIC WORKS DIRECTOR
R.C.E. NO. 44898
APPROVED BY: STUART J. PATTESON,
ACTING PUBLIC WORKS DIRECTOR
lk.C.E. NO. 44898
Anow what's below.
Call before you dig,.
LEGEND
/7"N
UA
0
SIGNAL STANDARD (REFER TO POLE SCHEDULE)
6" FROM STOP BA
CONDUIT RUN (REFER TO CONDUCTOR SCHEDULE)
RIGHT TURN LANE
04 -o*�—
SIGNAL HEAD NTH PHASE #
k�'/
1230
ZIWIN
LUMINAIRE — MOUNTED ON SIGNAL STANDARD NTH #
THRU LANE
E3
PEDESTRIAN SIGNAL
VIDEO CAMERA
LEFT TURN LANE
PREEMPTION DEVICE OPTICAL DETECTOR
PULL BOX
SIGNAL CONTROLLER
ELECTRICAL SERVICE PEDESTAL
TRAFFIC CONTROL SIGN (AS INDICATED)
CAL —TRANS TYPE IV ARROW (DIRECTION AS INDICATED)
EXISTING TRAFFIC SIGNAL CONDUIT TO REMAIN
TRAFFIC SIGNAL CONDUIT TO BE REVISED OR ADDED
M M. 1z]
THIS PLAN WAS PREPARED ON THE BASIS
THAT THE CURRENT SIGNAL IS CONSTRUCTED
TO THE MOST CURRENT PLANS AND AERIALS.
THE ENGINEER WILL NOT BE RESPONSIBLE
FOR ANY ERRORS OR OMISSIONS WHICH HAVE
BEEN INCORPORATED INTO THIS DRAWING
AS A RESULT OF THE WORK BY OTHERS.
C)
LQ
DETAIL 32
Znow I *so= I OWAM Now"
416U -1-51
I sun=
_j
LOOP LAYOUT
TYPE "D" LOOP DETECTOR
$ TYPE T LOOP
1 0L-(::),-`DETECT0R
TYPE "D" LOOP
DETECTOR
1 09 10 9
TYPE "E" LOOP
DETECTOR n15
STOP BAR/LIMIT LINE
zo
n
S TINE R OA L
CQ CQ
co
5 12
:: __�4f
� INTERSECTION
STA. 16+58.72 C.L. STINE ROAD =N
STA. 10+00.00 C.L. BERSHIRE ROAD
S89"03'44"E
--------- ----- -- 7
04
T7
54'1
%IN 04P
NNN,, 1
5
6 64'
CONTROLLER DETAIL
NO TE.-_ (SCALE: 1 to =10')
CONTRACTOR SHALL BE RESPONSIBLE FOR ADD11IONAL DI.Cs AND
DETECTOR CARDS: IDENTIFYING DLC FILE IN CABINET AND IN FIELD;
AND FOR REPLACEMENT OF CONDUITS AND LOOPS STUBS, IF
NEEDED TO MET TRAFFIC LOOP LAYOUT AS SHOWN
�n
C%4
N
z
00
NOTES
All equip'ment and materials shall be furnished by the contractor.
2 All new signal indications shall be 12 inch LED and shall be furnished with backplates.
3 Refer to Detector Curb Termination Details (Type A) and Note 6 as shown on Standard Plan Sheet ES-51)
4 Street name signs and hangers shall be furnished and installed by Contractor. Street
name signs shall be most arm mount street sign plates per City of Bakersfield Standards.
F51 All pedestrian Indications shall be new,, International symbol type as detailed In the specifications.
Pole location indicated on the "Pole Schedule" are approximate. Final location of the standards shall
be as directed by the City Engineer at the site.
7 All utility locations shown are approximate only and represent the best information supplied by the various
utility companies. Final responsibilty for locating utilities in the field lies with the Contractor. Contractor
shall notify U.S.A. (Underground Service Alert) 48 hours prilor to any excavation at 1-800-227-2600.
F8]Contractor shall remove striping and pavement markings as indicated on the plan,
by obliterating a rectangle whose limits are the edge of each word. Under NO
circumstances are the letters to be removed individually.
Existing sidewalk shall be removed and replaced as necessary to complete all construction.
I
Sidewalk may only be removed and replaced in complete panels.
Ro Conduit crossings shall be bored except as otherwise permitted by the City Engineer.
Provide striping and pavement markings as shown. Refer to onsilte & offsite Improvement plans
for coordination with onsite & offsite striping and pavement markings.
Provide traffic control sign mounted on most arm/signal standard. (Type as indicated)
n1,3 All unused, salvaged material shall be delivered, by the contractor, to the Wastewater Plant #2 at Mt. Vernon
Avenue, south of Highway 58. Contact the Citys electrical supervisor, 24 hours prior to delivery at 661-326-3152.
60
141 Type E Detector Loops shall be 6 feet in diameter and Type D Detector Loops shall be 6' x 6' square.
F
Detector loops and lead—ins within 8 feet of curb flowline shall be a minimum of 1.5 inches
below the surface of the paving.
n15 All loops shall be located 'in the field by the Engineer. Detector loops shall be centered on their respective lanes.
Lane closure for placing the detector loops are only allowed between 8:30 AM — 4: 30 PM.
Only one lone in each direction may be closed at any one time.
Remove and abandon existina oull box. Connect to new and existing conduit and install conductors as indicated.
n17 All new pull boxes to be No.-5' boxes, and to be located and installed per City of Bakersfield Subdivision Desir
Manual Standard 23.1. Unless otherwise noted. All traffic signal pull boxes shall be marked "COB Traffic Signal .
Remove and abandon existing pull box. Remove Type 1 A pole and foundation and salvage.
R19 Contractor to construct new pole foundation(s) with newly reconstructed curb return and romp. Refer to street
rA)\,
construction plans for improvements.
CROSSWALK TO REMAIN WUl- / 1 1--.3
C)
8j8u 287'
I CN
NO TO L
FL15 pl�5 C)
07
8J6U Q�:
aETAIL 38
__T
S89*07*26"E I wow
E-1 - - — DETAIL 32,
04
rill DETAIL 22
0)
04
00
PROPOSED CURB. -01)
& GU TTER
CROSSWALK TO REMAIN 04P
o4
02
CQ
CQ
I _j
UJI C3 M
C3
L -- ------ - ----
64!
70
C\? CQ
I i I
STINE ROAD
T,
19
01
'A
/f
SCALE.- 1 = 20'
20' 109 00 20' 40 9
03/07
0/07
04P
03
07
04
I.. rT
04
04P If
03/08
08P
08P 08
08
04/08
04P/08P
t 08P 08 Ll
08
04
03
— 04
0/4-P
01/05
Ll
02/05
02P
!j I
01
05
a.
02 V
— - 05 02
01/06
06P
06
02/06
02P/06P
06
01
06
a. CL
02
02
C14
0
04
Know what's below.
Call before you dig.
SIGNAL MODIFICATION
Ll� . A
THIS PLAN WAS PREPARED ON THE BASIS
THAT THE CURRENT SIGNAL IS CONSTRUCTED
TO THE MOST CURRENT PLANS AND AERIALS.
THE ENGINEER WILL NOT BE RESPONSIBLE
FOR ANY ERRORS OR OMISSIONS WHICH HAVE
BEEN INCORPORATED INTO THIS DRAWING,
AS A RESULT OF THE WORK BY OTHERS.
NOTES:
EXISTING CONDUIT AND CONDUCTOR TO REMAIN
INSTALL ADDITIONAL CONDUCTORS AS INDICATED.
EXISTING CONDUIT TO BE ABANDON
CONDUIT
SIZE—
(E) = EXISTING
(N) = NEW
(R) REVISE
lCONDUCTOR RUN
FAIFAI"AFAI"A"A"A"AFAI"Anffl
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on
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(41.w
MMMMMM=MMMMMM=MMMMM1
MMM=MMMMMMM
#10 LIGHTING i
PRE—EMP710 N C AB LE
#8_ COMMON GROUND-
#2 SERVICE (PRIMARY)
#4 SERVICE ONDA
"Y
01 DETECTOR
02 DETECTOR
03 DETECTOR
04 DETECTOR
05 DETECTOR
07 DETECTOR,
08 DETECTOR
-ALL CONDUITS INSTALLED UNDERNEATH EXISTING ROADWAYS AND SIDEWALKS SHALL BE BORED UNLESS OTHERWISE NOTED.
— CONDUCTOR SCHEDULE FOR EXISTING CONDUITS/CONDUCTORS ARE INDICATED PER THE TRAFFIC SIGNAL PLANS PREPARED BY THE CITY OF BAKERSFIELD
DATED APRIL 19, 2017, JOB No. TOK221 AND CURRENT AERIALS.
NOTES
EIAII equipment and materials shall be furnished by the contractor.
2 All new signal indications shall be 12 inch LED and shall be furnished with backplates.
3 Refer to Detector Curb Termination Details (Type A) and Note 6 as shown on Standard Plan Sheet ES-51)
F±1 Street name signs and hangers shall be furnished and installed by Contractor. Street
name signs shall be most arm mount street sign plates per City of Bakersfield Standards.
EflAll pedestrilan indications shall be new, international symbol type as detailed in the specifications.
Fil Pole location indicated on the *Pole Schedule* are approximate. Final location of the standards shall
be as directed by the City Engineer at the site.
EflAll utility locations shown are approximate only and represent the best information supplied by the various
utility companies. Final responsibilty for locating utilities in the field lies with the Contractor. Contractor
shall notify, U.S.A. (Underground Service Alert) 48 hours prior to any excavation at 1-800-227-2600.
1EContractor shall remove striping and pavement markings as indicated on the plan,
by obliterating a rectangle whose limits are the edge of each word. Under NO
circumstances are the letters to be removed individually.
Existing sidewalk shall be removed and replaced as necessary to complete all construction.
Sidewalk may only be removed and replaced In complete panels.
Conduit crossings shall be bored except as otherwise permitted by 'the City Engineer.
Provide striping and pavement markings as shown. Refer to onsite & offsilte improvement plans
for coordination with onsite & offsite striping and pavement markings.
Provide traffic control sign mounted on mast arm/signal standard. (Type as Indicated)
All unused, salvaged material shall be delivered, by the contractor, to the Wastewater Plant #2 at Mt. Vernon
Avenue, south of Highway 58. Contact the City�s electrical supervisor, 24 hours prior to delivery at 661-326-3152.
Type E Detector Loops shall be 6 feet in diameter and Type D Detector Loops shall be 6" x 6" square.
Detector loops and lead-ins within 8 feet of curb flowline shall be a minimum of 1.5 Inches
below the surface of the paving.
R,5 All loops shall be located in the field by the Engineer. Detector loops shall be centered on their respective lanes.
Lane closure for placin the detector loops are only allowed between 8: 30 AM - 4: 30 PM.
Only one lone in each Irection may be closed at any one time.
HIRemove and abandon existing pull box. Connect to new and existing conduit and install conductors as Indicated.
EflAll new pull boxes to be No. 5 boxes, and to be located and installed per City of Bakersfield Subdivision Desiln
Manual Standard 23.1. Unless otherwise noted. All traffic signal pull boxes shall be marked "COB Traffic Signal .
gRemove and abandon existing pull box. Remove Type 1A pole and foundation and salvage.
Fl-glContractor to construct new pole foundation(s) with newly reconstructed curb return and romp. Refer to street
construction plans for improvements.
POLE AND EQUIPMENT SCHEDULE
MAST'
AN
SIGNALS
SIGNS
LOC.
STANDARD
REMARKS
SIGNALS
VEHICLE
WALK
W—DW
PP8
ST. NAME SIGN
LIGHIMG
DOWT WALK
0
0
7RAFRC CONTROL SIGN
61-5-100
60'
SV-1 -T E)
Q STA. STINE ROAD, 17+30.18, 60.00RT.
MAS E
I
SP-1-T(N)
02
08
BERKSHIRE ROAD
EXISTING POLE AND EQUIPMENT TO REMAIN IN
(EXIST)
15'
MAS N
PLACE. PROVIDE NEW PEDESTRIAN HEAD, PUSH
LT -MAT
BUTTON ASSEMBLY, AND VEHICLE HEAD.
TYPE 1 A
Q STA. S11NE ROAD, 16+90.58,, 79.00RT.
(EXIST)
TV-2-T
SP-1-T
08
02
EXIS11NG POLE TO REMAIN IN PLACE AND RELOCATE PEDESTRIAN
(EXIST)
(EXIST)
HEAD AND PUSH BUTTON TO ULTIMATE LOCATION.'
NOT USED
29-5-100
55:(R)
SV-1 -T (E)
S11NE ROAD
CL STA. STINE ROAD, 16+07.59, 86.00RT.
RELOCATE EXISTING POLE AND EQUIPMENTF191
(EXIST)
50 (N)
MAS-4C (R)
MAS (N)
04
02
R3-4
PROVIDE NEW VEHICLE HEADS AND MAST ARM.
15'
LT -MAT (N)
PUSH BUTTON ASSEMBLY MAY BE REQUIRED DUE TO
EXISTING UTILITIES.
Q STA. STINE ROAD, 15+95.30, 67.75RT.
TYPE 1 A
TV-1-T(R)
SP-1-T
EXISTING POLE AND EQUIPMENT TO REMAIN IN
(EXIST)
T\1-2-T(N)
(EXIST)
02
04
PLACEJ191 PROVIDE NEW VEHICLE HEAD.
Q STA. STINE ROAD, 15+92.83, 25.00RT.
TYPE 1 A
EXISTING POLE AND EQUIPMENT TO BE REMOVED
(REMOVE)
-
TV-1-T (R)
AND RELOCATED TO NORTHEAST CORNER ULTIMATE
LOCATION LOCATION. ADD ADDITIONAL EQUIPMENT.
29-5-100
55'
151
%LT E)
MAS E
SP-1-T
(EXIST)
06
04
BERKSHIRE ROAD
R3-4
Qk / STA. STINE ROAD, 15+82.75,, 59.65LT.
EXISTING POLE AND EQUIPMENT TO REMAIN IN
(EXIST)
LT -MAT
PLACE. PROVIDE NEW R3-4 SIGN.
QL STA. STINE ROAD,, 16+05.80, 75.65LT.
TYPE 1 A
TV-2-T
EXISTING POLE AND EQUIPMENT TO REMAIN IN
XXISI)
04
06
PLACE.
SV-1-T (E)
QL STA. STINE ROAD, 17+05.40, 85.25LT.
29-4-100
459
MAS-4C(R)
SP-1-T
08
06
S11NE ROAD
R3-4
EXISTING POLE STANDARD AND EQUIPMENT TO
(EXIST)
15'
LT-MAS (N)
(EXIST)
REM-AIN IN PLACE. REVISE AND PROVIDE NEW
MAS (N)
VEHICLE HEADS.
OL STA. STINE ROAD, 17+26.65 45.00LT.
TYPE 1 A
EXISTING POLE AND EQUIPMENT TO REMAIN IN
(EXIST)
TV-2-T (E)
SP-1 -T (N)
06
08
PLACE. PROVIDE NEW PEDESTRIAN HEAD AND PUSH
BUTTON ASSEMBLY.
(EXIST) -EXISTING TO REMAIN IN PLACE (R)-EXISTING TO BE REMOVED (N)-NEW TO BE FURNISHED AND INSTALLED
POLE SCHEDULE LETTER DESIGNATIONS FOR EXIS11NG POLES ARE INDICATED PER APPROVED SIGNAL CONSTRUCTION PLANS PREPARED BY.CITY OF BAKERSFIELD
DATED APRIL 19, 2017, JOB No. TOK221.
PEDESTRIAN HEAD NOTE:
1. ALL PEDESTRIAN INDICATION MODULES SHALL BE NEW "CPS LEDO "UPRAISED HAND"
AND "WALKING PERSON" COMBO, INTERNATIONAL SYMBOL PEDESTRIAN CHANGE INTERVAL
COUNTDOWN DISPLAY TYPE AS DETAILED IN THE TRAFFIC SIGNAL SPECIFICATIONS.
2. CONTRACTOR TO N01IFY CITY TRAFFIC ENGINEER PRIOR TO MOUNTING NEW MODULES
FOR CORRECT PLACEMENT.
f0 owl :I I K:]LTL$j I E I I I
ALL WORK EMBRACED HEREON SHALL CONFORM TO CALTRANS STANDARD PLANS AND
SPECIFICATIONS DATED MAY 2006 AND ALONG WTH THE FOLLOWNG PROVISIONS-.
FOUNDATIONS. Foundations shall conform to the provisions in Section 86-2.03,
"Foundations," of the Standard Specifications and these special provisions.
The Contractor shall furnish the anchor bolts, nuts and washers to be used for new
foundations and shall furnish the appropriate nuts and washers for existing foundations
to be reused.
STANDARDS, STEEL PEDESTALS AND POSTS. Standards, steel pedestals and posts shall
conform to the provisions in Section 86-2.04, "Standards, Steel Pedestals and Posts",
of the Standard Specifications and these special provisions.
A pull rope shall be installed in all most arm poles from the hand hole at the pole
base up through the signal most arm to the farthest head. A second pull rope shall be
installed in all mast arm poles with luminaires from the hand hole at the base of the pole
up through the luminaire arm to the luminaire. The pull rope shall be doubled back into
the pole or arm at each termination.
CONDUIT. Conduit shall conform to the provisions in Section 86-2.05, "Conduit", of the
Standard Specifications and these special provisions.
Conduits may be installed by either jacking/drilling or o en trench methods.
Installation using jacking or drilling shall conform to Section 92-2.05C "Installation", of
the Standard Specifications. Open trench installation in pavement shall conform to the
following specifications.
1. Conduit shall be rigid non—metallic ty
d r�nCondult shall be placed under existing
pavement in a trench not to excee i ches in width. Trench shall be cut using
a rock saw and all loose uncompacted material shall be removed from the bottom
of the trench prior to placement of conduit. The installed conduit shall have a
cover of eighteen (18) to twenty—one (21) inches below finished grade.
2. The conduit shall be placed in the bottom of the trench and the trench shall be
backfilled with a one (1) sack slurry cement backfill. Slurry cement backfill shall
be loced to within 0.20 feet of the pavement surface. The top 0.20 feet shall
be �ackfilled with asphalt concrete produced from commercial quality paving
asphalt and aggregates.
3. Prior to spreading asphalt concrete, a tack coat shall be applied as specified in
Section 39-1.09C. "Tack Coat", of the Standard Specifications.
Spreading and compacting of asphalt concrete shall be performed by any method
which will produce an asphalt concrete surface of uniform smoothness,
texture, and density.
4.* All excavated areas in the pavement shall be backfilled except for the top 0.20
foot, by the end of each work day. The top 0.20 foot shall be placed within three
(3) working day� after trenching.
Temporary roadmix or other acceptable temporary surface will be allowed on
the top 0.20 feet until such a time as the permanent asphalt surface is placed.
Dependent upon adverse soil conditions or other circumstances encountered at the
time of construction, the Engineer may specify which of the above methods may be used.
A pull rope shall be installed in all signal conduits new or existing. The pull rope shall
be nylon or polypropylene with a minmum tensile strength of 500 pounds. At least 2 feet
of pull rope shall be doubled back into the conduit at each termination.
PULL BOXES. Pull boxes shall conform to the provisions in Section 86-2.06, "Pull Boxes",
of the Standard Specifications and these special provisions.
Recesses for suspension of ballasts will not be required.
CONDUCTORS AND WRING. Conductors and wiring shall conform to the provisions in
Section 86-2.08, "Conductors," and Section 86-2.09, "Wiring", of the Standard
Specifications and these special provisions.
CONDUCTORS — The Contractor shall use multi —conductor electrical cables for all
circuits except lighting, camera detection and between the service switch and controller
cabinet.
Conductors shall be spliced by the use of "C" shaped compression
connectors as shown on Standard Plan ES 13.
Splices shall be insulated by "Method B " .
The optical detector cable (3—M Opticom Model 138 or equal) shall have four
conductors of AWG #20 (7x28) strandard individually tinned drawn wire to provide signal
integrity and transient protection. The individually tinned copper, color coded insulation
shall be as follows:
a. Orange for delivery of optical detector power (+
b. Negative return wire for optical detector power
c. Yellow for optical detector signal #1
d. Blue for optical signal #2
The Contractor shall arrange for a qualified Opticom technician to be present at
each signal turn on. A representative servicing the Bakersfield area may be contacted
at (714) 321-7513.
The insulation for all conductors shall be Type THW polyvinyl chloride.
SERVICE. Service shall conform to the provisions in Section 86-2.11, "Service", of the
Standard Specifications and these special provisions.
Unless otherwise noted, service pedestal shall be Type III —BF, per Caltrons Standard
Plan ES-2E, with a window for photoelectric unit, and shall be furnished with a 60 amp,
240 volt, 3 pole main breaker and the following branch circuit breakers:
No. Amps Phase Volts Branch Metered
1 50 1 120 Traffic Signal Yes
2 30 1 120 Lighting No
3 6 5 1 120 Yideo Yes
** Increase main breaker as required for actual load.
The Contractor shall coordinate with P.G.&E. to make service connections to service
points shown on the plans. The Owner will pay all required costs and fees required by the
utility- Contractor shall obtain necessary building permit for service pedestal.
TESTING. Testing shall conform to the provisions in Section 86-2.14, "Testing", of the
Standard Specifications and these special provisions
The signal shall not be placed in flashing mode, with signal faces uncovered, prior to
Functional Testing. Submit to City General Services Electrical Division for testing.
FUNCTIONAL TESTING. All functional testing shall conform to the provisions in Section
86 2.14C "Functional Testing," of the Standard Specifications and the following paragraph:
Functional test period is included in the number of working days to complete
the project as described in contract for this project.
The fourth paragraph of Section 86-2.14C "Functional Testing" of the Standard
Specifications shall be amended to read as follows:
Turn on of new or modified traffic signals shall be made only after all traffic signal
circuits, including signal interconnection circuits, have been thoroughly tested as
specified above.
SIGNAL FACES AND SIGNAL HEADS. Signal faces, signal heads and auxiliary
equipment, as shown on the plans, and the installation thereof, shall conform to the
provisions in Section 86-4.01, "Vehicle Signal Faces", 86-4.03, "Directional Louvers",
86-4.04, "Backplates" and 86-4.08, "Signal Mounting Assemblies", of the Standard
Specifications and these special provisions.
Housing, visors, directional louvers and backplates shall not be structural plastic.
All lamps for traffic signal. units shall be furnished by the Contractor.
All signal faces shall be provided with 12—inch sections and red, amber, green,
and respective arrow "LED" module type indicators.
Tunnel visors shall be on all signal heads.
The third sentence of the first paragraph of Section 86-4.08, "Signal Mounting
Assemblies," of the Standard Specifications, shall be amended to read as follows:
Post top slip —fitters and terminal compartments shall be
cast bronze or hot —dip galvanized ductile iron.
Each module shall consist of an assembly that utilizes LEDs as the light source in
lieu of an incandescent lamp for use in traffic signal sections.
The LEDs utilized in the modules shall be AlInGoP technology for red, amber and
yellow indications, or GaN for green indications, and shall be the ultra bright type rated
for 100,000 hours of continous operation from 4*C to +74*C.
The modules shall be rated for a minimum useful life of 48 months. All modules
shall meet all parameters of this specification during this period.
The individual LEDs shall be wired such that a castastrophic loss or failure of one or
more LED unit will not result in the loss of the entire module.
Electrical:
Power Cornsumption
Maximum power cornsumption requirements for the modules are as follows:
Maximum Power Cornsumption (in Watts)
Red
Yellow
Green
Temperature
250C
740C
250C
74"C
250C
740C
300mm circular
11
17
22
25
15
15
200mm circular
8
13
13
16
12
12
300mm arrow
9
12
10
12
11
11
Bicycle indication
11
17
22
25
15
15
PV indication
11
17
22
25
15
15
Lane control (X)
9
12
n/a
n 19
n/a,
n 19
Lane control _�_n
/a
n/a+
n/a
n1a
11
11
LED modules will have EPA Energy Star compliance ratings, if applicable to that
shape, size and color.
Operation Voltage
The modules shall operate from a 60 HZ ±3 HZ AC line over a voltage ranging
from 95 volts to 135 volts. the fluctuations of line voltage shall have no visable
effect on the luminous intensity of the indications.
Operating voltage of the modules shall be 120 VAC. All parameters shall be
measured at this voltage.
Power Factor
The LED signal module shall have a power factor of 0.90 or greater.
THD
Total harmonic distortion (current and voltage) induced into an AC power line by
a LED signal module shall not exceed 20 percent.
Surge Suppression
The signal module onboard circuitry shall include voltage surge protection to with—
stand high repetition noise transients as stated in Section 2.1.6 of NEMA
Standard TS-2. 1992.
The LED circuitry shall prevent perceptible flicker to the unaided eye over the
voltage range specified above.
All wiring and terminal blocks shall meet the requirements of Section 13.02 of the
ITE Publication: Equipment and Material Standards Chapter 2 (Vehicle Traffic
Control Signal Heads).
Compatibility
The modules shall be operationally compatible with currently used controller assemblies
(soild state load switches, flashers, and conflict monitors). Review TEES Chapters 3
and 6 for specifications on these devices.
When a current of 20mA AC (or less) is applied to the unit, the voltage read across
the two leads shall be 15 VAC or less.
The modules and associated onboard circuitry must meet Class A emission limits
referred in Federal Communications Commission (FCC) Title 47, Subpart B, Section 15
regulations concerning the emission of electronic noise.
Photometric Requirements
The minimum initial luminous intensity values for the modules shall be as stated
in Table 2-2 and/or Table 2-4 at 25*C.
The modules (excluding yi�llow) shall meet or exceed the illumination values shown
in Table 2-3 and/or Table 2-5, throughout the useful life based on normal use
in traffic signal operation over the operating temperature range.
Yellow modules shall meet or exceed the illumination values shown in Table 2-3
and/or Table 2-5, throughout the useful life based on normal use in a traffic signal
operation at 25*C.
The measured chromaticall coordinates of the modules shall conform to the
chromaticity requirements of �oble 2-6, throughout the useful life over the operating
temperature range.
Table 2-2
Minimum Initial Intensities for Circular Indications (in cd)
200mm
300mm
Angle (vh)
Red
Yellow
Green
Red
Yellow
Green
2.5,±2.5
157
314
314
399
798
798
2.5,±7.5
114
228
228
295
589
589
2.5,±12.5
67
133
133
166
333
333
2.5,±17.5
29
57
57
90
181
181
7.5,±2.5
19
238
238
266
532
532
7.5,±7.5
105
209
209
238
475
475
7.5,±12.5
76
152
152
171
342
342
7.5,±17.5
48
95
95
105
209
209
7.5,±22.5
21
43
43
45
90
90
7.5,±27.5
12
24
24
19
38,
38
12.5,±2.5
43
86
86
59
119
119
12.5,±7.5
38
76
76
57
114
114
12.5�±12.5
33
67
67
52
81
81
12.5,±17.5
24
48
48
40
81
81
12.5,±22.5
14
29
29
26
52
52
12.5,±27.5
10
19
19
19
38
38
17.5,±2.5
19
38
38
26
52
52
17.5,±7.5
17
33
33
26
52
52
17.5,±12.5
12
24
24
26
52
52
17.5,±17.5
10
19
19
26
52
52
F::7.5,,±22.5
E17
7
14
14
24
48
48
. 5,±27.5
5
10
10
19
38
38
Table 2-3
Maintained Minimum Intensities for Circular Indications (in cd)
200mm
300mm
Angle (vh)
Red
Yellow
Green
Red
Yellow
Green
2.5,±2.5
133
267
267
339
678
678
2.5,±7.5
97
194
194
251
501
501
2.5s ± 12.5
57
113
113
141
283
283
2.5,±17.5
25
48
48
77
154
154
7.5,±2.5
101
202
202
226
452
452
7.5,±7.5
89
178
178
20-22
404
404
7.5,±12.5
65
129
129
145
291
291
7.5,±17.5
41
81
81
89
178
178
7.51±22.5
18
37
37
38
77
77
7.5,±27.5
10
20
20
16
32
32
12.5,±2.5
37
73
73
50
101
101
12.5,±7.5
32
65
65
48
97
97
12.5,±12.5
28
57
57
44
89
89
12.5,±17.5
20
41
41
34
69
69
12.5,±22.5
12
25
25
22
44
44
12.5,±27.5
9
16
16
16
32
32
17.5,±2.5
16
32
32
22
44
44
17.5s±7.5
14
28
28
22
44
44
17.59±12.5
10
20
20
22
44
44
17.5,±17.5
9
16
16
22
44
44
17.5,±22.5
6
12
12
20
41
41
17.5,±27.5
4
9
9
16
32
2
Table 2-4
Maintained Initial Intensities for Arrow and PV Indications (in cd/m2)
Red
Yellow
Green
Arrow Indication
5,500
11,000
11,000
Bicycle Indication
5,500
5,500
5,500
PV Indication
future
future
future
Lane Control
5,500
n/a
n/a
Lane Control (Arrow),
n/a
n/a
11,000
Table 2-5
Minimum Maintained Intensities for Arrow and PV Indications (in cd/m2)
Red
Yellow
Green
Arrow Indication
5,500
11s000
11,000
Bicycle Indication
5,500
5,500
5,500
PV Indication
future
future
future
Lane Control (X
5,500
n/a
n/a
F Lane Con tr rrow)
n/9
I n/a
1 11,0001
Table 2-6
Chromaticity Standards (CIE Chart)
Red
Y.-
not
greater than 0.308, or less than 0.988—x
Yellow
Y:
not
less than 0.411, nor less than 0.995—x, nor less than 0.452
Green ,
Y.-
not
less than 0.506-0.519x, nor less than 0.150+1.068x, nor more than 0.730—x
Physical and Mechanical Requirements
LED traffic signal modules shall be designed.os retrofit replacements for existing
optical units of signal indications and shall not require special tools for installation. See
appropriate sections for Type 1 and Type 2 modules.
Environmental Requirements
The LED signal module shall be rated for use in the operat temperature range
of 4*C (407) to +74*C (+165*F). The modules shall meet all specifications
The LED signal module shall be protected against dust and moisture intrusion per
the requirements of NEMA Standard 250-1 99 1 for Type 4 enclosures to protect
all internal components.
The LED signal module shall be a n le, self contained device, not requiring onsite
signal
assembly for installation into an existing traf ic housing. The power supply
for the module shall be integral to the'unit.
The circuit board and power supply shall be contained inside the module. Circuit
boards shall conform to Chapter 1, Section 6 of the "Transportation Electrical
Equipment Specifications".
The assembly and manufacturing process for the LED signal assembly shall be
designed to assure all internal components are adequately supported to withstand
mechanical shock and vibration from high winds and other sources.
Materials
Materials used for the lens and signal module construction shall conform to ASTM
specifications for the materials.
Enclosures containing either the power supply or electronic components of the
signal module shall be made of UL94VO flame retardant materials. The lens of
the signal module is excluded from this requirement.
Module Identification
Each module shall have the manufacturer's name, trademark, model number,
serial number, date of manufacture (month —year), and lot number as identification
permanently marked on the back of the module.
The following operating characteristics shall be permanently marked on the back of
the module: rated voltage and rated power in Watts and Volt —Ampere. -
Each module shall have a symbol of the type of module (i.e. circle, arrow, etc.)
in the color of the module. The symbol shall be one inch (25.4 mm) in diameter.
Additionally, the color shall be written out in 1/2 inch letters next to the symbol.
If a specific mounting orientation is required, each module shall have prominent
and permanent marking(s) for correct indexing and orientation within a signal
housing. The markings shall consist of an up arrow', or the word "UP" at "TOP".
Type 1 Traffic Signal Module
The following specification requirements apply to� the Type 1 module only. All general
ifications apply unless specifically superseded in the section.
sped
Type 1 modules can be manufactured under this specifications for the following faces:
300 mm circular
200 mm circular
300 mm arrow
Bicycle indication (future)
Lane Control (future)
Physical and Mechanical Requirements
The module shall fit into existing traffic section housings built to the specfications
detailed in ITE Publication: Equipment and Material Standards, Chapter 2 (Vehicle
Traffic Control Signal Heads).
Each Type 1 module shall be designed to be installed in the doorfrome with a
one—piece EPDM (ethylene propylene rubber) gasket.
The maximum weight of a Type 1 module shall be 1.8kg (4 lbs).
Each Type 1 module shall be a sealed unit to include all parts necessary for operation
(a printed circuit board, power supply, a lens and gasket, etc.), and shall be weather
proof after installation and connection.
Two secured, color coded, 600 V, 20 AWG minimum, jacketed wires, conforming to
the National Electric Code, rated for service at +105*C, are to be provided for
electrical connection for each Type 1 LED signal module. Conductors for Type 1 modules
shall be 1 m in length, with quick disconnect terminals attached and shall conform to
Section 86-4.01C, "Electrical Components", of the Standard Specifications.
If specified in the purchase order, the module will be equiped with an adapter that will
screw into the base of the medium base lamp socket. The adapter shall be able to
accept the quick disconnect terminals at the end of the conductors for the module.
The electrical contacts of the adapter shall be made of brass.
Lens
The lens of the Type 1 module shall be integral to the unit, shall be convex with a
smooth outer surface made of plastic or of glass.
The lens may be tinted or may use transparent film or materials with similar
characteristics to enhance ON/OFF contrasts.
The use of tinting or other materials to enhance ON/OFF contrasts shall not affect
chromaticity and shall be uniform across the face of the lens.
The LED signal module lens shall be U.V. stabilized and shall be capable of withstanding
ultraviolet (direct sunlight) exposure for a minimum period of 60 months without
exhibiting evidence of deterioration.
If a polymeric lens is used, a surface coating or chemical surface treatment shall be
used to provide front surface abrasion resistance.
Type 2 Traffic Signal Module
The following specification requirerrients apply to the Type 2 module only. All general
specifications appy uness specifically superseded in the section.
Type 2 modules can be manufactured under this specifications for the following faces:
300 mm circular
200 mm circular
300 mm arrow
Programmed Visibility (red, yellow, green)
Physical and Mechanical Requirements
The module shall fit into existing traffic section housings built to the specfications
detailed in ITE Publication: Equipment and Material Standards, Chapter 2 (Vehicle
Traffic Control Signal Heads), with the existing lens, reflector and lamp socket
remaining in place, and without modification to the housing.
Each Type 2 module shall be designed to mount in the standard lamp socket
normally used with an incadescent lamp.
The maximum weight of a Type 2 module shall be 1.4kg (3 lbs).
Type 2 modules shall be a sealed unit containing all components necessary for operation.
The installation of a Type 2 module shall not require any removal of or modification to the
standard lamp socket or reflector. The installation of a Type 2 module shall not require
special tools.
300 mm Arrow
The following specification requirements apply to the 300 mm arrow only. All general
specifications ap�ly unless specifically superseded in the section.
The arrow module shall meet specifications stated in Section 9.01 of the ITE Publication:
Equipmont and Material Standards Chapter 2 (Vehicle Traffic Control Signal Heads) for arrow
indications.
The LEDs shall be spread evenly across the illuminated portion of the arrow area.
300 mm Bicycle
The following specification requirements apply to the 300 mm bicycle only. All general
specifications apply unless specifically superseded in the section.
The bicycle module shall meet approximate shape and size specification as shown in Figure 6-1
for bicycle signal face. City shall make the final determination as to the conformance to the intent
of the specification.
The LEDs shall be spread evenly across the illuminated portion of the bicycle area.
300 mm Programmed Visibilty (PV)
The following specification requirements apply to the 300 mm PV only. All general
specifications apply unless specifically superseded in the section.
The module shall be a Type 2 module designed and constructed to be installed in a programmed
visibility (PV) signal housing with out modification to the housing.
The LEDs shall be spread evenly across the module.
300 mm Lane Control
The following specification requirements apply to the 300 mm lone control module only. All general
specifications apply unless specifically superseded in the section.
The lane control module shall meet approximate shape and size specification as shown in Figures 8-1
and 8-2 for lane control modules. City shall make the final determination as to the
conformance to the intent of the specification.
Three secured, color coded, 600 V, 20 AWG minimum, jacketed wires, conforming to the
National Electrical code, rated for service at +105*C, are to be provided for electrical connection
for each lone control LED signal module. Conductors for this module shall be 1 m in length, with
quick disconnect terminals attached and shall conform to Section 86-4.01C "Electrical Components, oil
of the Standard Specifications. The color code is as follows. -
Function
Color
neutral
white
red X
red
green arrow
I brown,
The LEDs shall be spread evenly across the illuminated portions of this module.
LUMINAIRES. Luminaires shall conform to the provisions in Section 86-6.01, "Light
Emitting Diode Luminaires," of the Standard Specifications and these special provisions.
Luminaires shall be furnished with 135—watt or 95—watt light emitting diode
lamps and integral ballasts as indicated on the contract plans.
An in —line fuse shall be located in the pull box.
PHOTOELECTRIC CONTROLS. Photoelectric controls shall conform to the provisions in
Section 86-6.07, "Photoelectric Controls", of the Standard Specifications and these special
provisions.
Each luminaire shall be provided with a Type IV photoelectrical control. Internally
illuminated street name signs will be controlled by a single Type V photoelectric control
located in the service pedestal. (IISNS are not required for this project)
LIGHT EMITTING DIODE PEDESTRIAN SIGNAL FACE, (COMBINATION SIGNAL) shall conform to
the provisions in Section 86-4.06, "Pedestrian Signal Faces", of the Standard
Specifications and these special provisions.
Unless otherwise noted on the plans, pedestrian signals shall be Type A conforming to
the following:
Pedestrian Signal Face (Combination Signal) shall utilize light emitting diode signal
modules.
All devices must meet the general specifications of the Transportation Electrical
Equipment Specifications (TEES), Chapter 1--General Specifications, as well as the
following specification. In case of conflict, this specification shall govern over the
TEES, Chapter 1.
GENERAL
Each module shall consist of an assembly that utilizes LEDs as the light source in lieu
of an incandescent lamp for use in traffic signal sections.
The LEDs shall utilize appropriate technology to achieve the required color and shall be
the ultra bright type rated for 100,000 hours of continous operation from —409C to +749C.
The modules shall be rated for a minimum useful life of 48 months. All modules shall
meet all parameters of this specification during this period.
The individual LEDs shall be wired such that a catastrophic loss or the failure of one
or more LED will result in the loss of not more than five percent of the signal module
light output.
Electrical
Power Consumption
aximum)power cornsumption requirements for the modules are as follows
in Watts .
25*C
74"C
"Hand"
10.0
12.0
--w—
Walking"
9-0
12.0 J
LED modules will have EPA Energy Star compliance ratings, if applicable to that
shape, size and color.
Know what's below.
I before you dig.
Operational Voltage
The modules shall operate from a 60 HZ ±3 HZ AC line over a voltage ranging
from 95 volts!to 135 volts. The fluctuations of line voltage shall have no visible effect on
the luminous intensity of the indications.
Operc�ting voltage of the modules shall be 120 VAC. All parameters shall be
measured at this voltage.
Power Factor
The LED signal module shall have a power factor of 0.90 or greater.
THD
Total harmonic distortion (current and voltage) induced into an AC power line by a
LED signal module shall not exceed 20 percent.
Surge Suppression
The signal module onboord circuitry shall include voltage surge protection to
withstand high repetition noise transients as stated in Section 2.1.6 of NEMA Standard
TS-2, 1992..
The LED.circuitry shall prevent perceptible flicker to the unaided eye over the
voltage range specified above.
All wiring and terminal blocks shall meet the requirements of Section 13.02 of the
ITE Publication: Equipment and Material Standards Chapter 2 (Vehicle Traffic Control Signal
Heads).
Compatibility
The modules shall be operationally compatible with currently used controller
assemblies (solid state load switches, flashers, and conflict monitors). Review TEES Chapters
3 and 6 for specifications on these devices.
When a current of 20mA AC (or less) is applied to the unit, the voltage read
across the two leads shall be 15 VAC or less.
The modules and associated onboard circuitry must meet Class A emission limits
referred in Federal Communications Commission (FCC) Title 47, Subpart B, Section 15
regulations concerning the emission of electronic noise.
ENVIRONMENTAL REQUIREMENTS
The LED signal module shall be rated for. use in the operating temperature range of
—40-C (-40-F) to +74*C (+1657). The modules shall meet all specifications throughout this
range.
The LED signal module shall be protected against dust and moisture intrusion per
the requirements of NEMA Standard 250-1991 for Type 4 enclosures to protect all internal
components.
CONSTRUCTION
The LED signal module shall be a single, self contained device, not requiring onsite
assembly for installation into an existing traffic signal housing The power supply for the
module shall be integral to the unit.
The circuit board and power supply shall be contained inside the module. Circuit
boards shall conform to Chapter 1, Section 6 of the "Transportation Electrical Equipment
Specifications".
The assembly and manufacturing process for the LED signal assembly shall be
designed to assure all Internal components are adequately supported to withstand mechanical
shock and vibration from high winds and other sources.
MATERIALS
Material used for the lens and signal module construction shall conform to ASTM
specifications for the materials.
Enclosures containing either the power supply or electronic components of the signal
module shall be made of UL94VO flame retardant materials. The lens of the signal
module is excluded from this requirement.
MODULE IDEN11FICATION
Each module shall have the manufacturer's name, trademark, model number, serial
number, date of manufacture (month —year), and lot number as identification permanently
marked on the back of the module.
The following operating characteristics shall be permanently marked on the back of
the module: rated voltage and rated power in Watts and Volt —Ampere.
If a specific mounting orientation is required, each module shall have prominent and
permanent marking(s) for correct indexing and orientation within a signal housing. The
markings shall consist of an up arrow, or the word "UP" or "TOP".
TYPE A PEDESTRIAN SIGNAL FACE (COMBINATION RAISED HAND/WALKING PERSON SECTION)
The following specifications requirements apply to the Walking Person section only. All
general specifications apply unless specifically superseded in this section.
GENERAL
Pedestrian signal face modules shall be designed to mount behind or replace the
i
existing face plate of existing Type "A" housing as specified by the requirements in the ITE
Publication: Equipment and Materials Standards Chapter 3 (Pedestrian Traffic Control
Signal Indications).
The design of the modules shall require a specific mounting orientation.
PHOTOMETRIC REQUIREMENTS
Each module shall provide an average luminous intensity of at least 3,750 candela/m
for "Hand" and 5,300 candela/m for "Walking Person" symbol throughout the useful life over
the operating temperature range.
The uniformity ratio of an illuminated symbol shall not exceed 4 to 1, between the
highest luminance area and the lowest luminance area in the module.
The color output of the module shall conform to the requirements of Section 5.3 in
the ITE Publication: EauiDment and Moterigi Standgrds Chapter 3 (Pedestrian Traffic
10' ').
Control Signal Indicati ns
"Hand" shall be Portland orange. Not greater than 0.39 , nor less than 0.331 nor
less than 0.997—x.
"Walking Person" shall be lunar white. x: not less than 0.290, nor greater than
0.330. not less than 1.5x-0.175, nor greater than 1.5x-0.130.
PHYSICAL AND MECHANICAL REQUIREMENTS
The module shall be designed to be used in the pedestrian signal section as retrofit
replacement for existing signal lamps and shall not require special tools for installation.
The module shall fit into the existing pedestrian signal housing built to the PTCSH
specifications without modification to the housing.
The height of each symbol on the module shall not be less than 250 mm and the
width of each symbol on the module shall not be less than 165 mm.
CONSTRUCTION
The modules shall be a single, self—contained device, not requiring on —site assembly
for installation into an existing Type "A" housing.
Quality Assurance
The modules shall be manufactured in accordance with a manufacturer quality assurance
(QA) program. The QA program shall include two types of quality assurance: (1) design
quality assurance and (2) production quality assurance. The production quality assurance shall
include statistically controlled routine tests to ensure minimum performance levels of LED signal
modules built to meet this specification, and a documented process of how problems are to
be resolved.
QA process and test results documentation shall be kept on file for a minimum period of
seven years.
LED signal module designs not satisfying design qualification testing and the production
quality assurance testing performance requirements described below shall not be labeled,
advertised, or sold as conforming to this specification.
Design Qualification Testing
Design Qualification Testing shall be performed by the manufacturer or an independent
testing lab hired by the manufacturer on new LED module designs, and when a major design
change has been implemented on an existing design. A major design change is defined as a
design change (electrical or physical) which changes any of the performance characteristics of
the module, results in a different circuit configuration for the power supply, or changes the
layout of the individual LEDs in the module.
A quantity of two units for each design shall be submitted for Design Qualification
Testing.
Test Units shall be submitted to Caltrons Laboratory, Electrical Testing Branch, after
the manufacturer's testing is complete.
Manufacturer's testing data shall be submitted with test units for Caltrans verification
of Design Qualification Testing data.
Burn In.
The sample modules shall be energized for a minimum of 24 hours, at 100 percent
on —time duty cycle, at a temperature of +74C(+165*F), before performing any design
qualification testing.
Any failure of the module, which renders the unit non —compliant with the specification
after burn in, shall be cause for rejection.
For Design Qualification Testing, all specifications will be measured including, but not
limited to:
Rated Initial Luminous Intensity, measured over the operating temperature range.
Chromaticity (Color), measured over the operating temperature range.
Electrical.
All specified parameters shall be measured and used for quality comparison of production
quality assurance on production modules (rated power, etc.)
Equipment Compatibility.
Modules shall be tested for compatibility with the controller unit,
conflict monitor,
and load
switch. Each signal module shall be connected to the
output of
a standard load
switch,
connected to an AC voltage supply between the values
of 95 and
135 VAC, with
the input to
the load switch in the "off" position. The AC voltage
developed across each LED
signal module
so connected shall not exceed 10 V rms as the input
AC voltage
is varied from 95 V rms to
135 V rms.
Mechanical vibration testing shall be as per MIL—STD-883, Test Method 2007, using
3 four minute cycles along each x, y, and z axis at a force of 2.5 Gs, with a frequency sweep
from 2HZ to 120 HZ. The loosening of the lens, or of any Internal components, or other
physical damage shall be cause for rejection.
Temperature cycling shall be performed as per MIL—STD-883, Test method 1010.
The temperature range shall be per "Environmental Requirements". A minimum of 20 cycles
shall be performed with a 30 minute transfer time between temperature extremes and a 30
minute dwell time at each temperature. Module(s) being tested shall be energized and
functioning throughout the duration of the test. Failure of a module to function properly or
any evidence of cracking of the module lens or housing after temperature cycling shall be
cause for rejection.
Moisture resistance shall be performed on all modules mounted in a standard type
"As) pedestrian housing per NEMA Standard 250-1991 for Type 4 enclosures. Any evidence of
internal moisture after testing shall be cause for rejection.
Production Quality Control Testing.
The following Production Quality Assurance tests shall be performed on each new module
prior to shipment. Failure to meet requirements of any of these tests shall be cause for
rejection. These results shall be retained by the manufacturer for seven years.
Burn —in period shall consist of each signal module being energized at rated voltage or a
30 minute stabilization period before the measurement is made.
Each module shall be tested for rated initial intensity after burn —in.
A single point measurement, with a correlation to the intensity requirements of
Section 1.04 of the VTCSH for circular modules, may be used.
The ambient temperature for this measurement shall be a +25*C (+77*F)
Each module not meeting minimum luminous intensity requirements of 3,750 cd/m2
for Hand and 5300 cd/m2 for Walking Person Symbol shall be cause for rejection.
Each module shall be tested for required power factor after burn —in.
Each module shall be measured for current flow in amperes after burn —in. The measured
current values shall be compared against rated values resulting from design qualification
measurements under "Design Qualification Testing". The current flow shall not exceed the rated
value.
Each module shall be visually inspected for any exterior physical damage or assembly
anomalies. Careful attention shall be paid to the surface of the lens to ensure there are no
scratches (abrasions), cracks, chips, discoloration, or other defects. Any such defect shall be
cause for rejection.
Maintenance Period and Replacement Modules
Three extra modules of each size and type that are furnished for this project shall be
delivered to the Engineer for use as replacements for modules that may fail.
Pedestrian Push Buttons Fastener
Pedestrian push buttons shall conform to the provision in Section 86-5.02 "Pedestrian Push
Buttons Assemblies" of the Standard Specifications and these special provisions. Pedestrian
push button signs shall be fastened with tamper proof L.H. Dottie Co., stainless steel button
head star pin fasteners, 8/32" x 1/2" T83212T or equal.
Guarantee
Pedestrian Signal Face (Combination Raised Hand/Walking Person) section modules shall be
guaranteed by the Contractor by supplying the City with the original manufacturer's warranty
after the project is accepted by the Engineer. The warranty duration shall be as outlined
under the following warranty section.
Warranty
The manufacturer shall provide a written warranty against defects in materials and
workmanship for the Pedestrian Signal Face (Combination Raised Hand/Walking Person) modules
for a period of 60 months after installation of the modules. All warranty documentation shall
be given to the Engineer prior to installation.
CONTROLLERS, CABINETS AND AUXILIARY EQUIPMENT. The contractor shall furnish
the controller and cabinet assembly for each location conforming to the City "Traffic
Signal Control Equipment Specifications". The central pad on the Foundation Detail in State
Standard Plan ES-48 shall be increased from a height of 3.5" to a height of 12".
Full compensation for cost —in —drilled hole concrete pile foundations shall be considered
as included in the contract lump sum price paid for the item requiring foundations and no
separate payment will be made therefore.
GUARANTEE. The Contractor shall furnish a written guarantee to the City on City
I
provided form, guaranteeing all systems, except traffic signal lamps, installed under this
contract for a period of one (1) year from the date of acceptance of the work. The
?uarantee. properly executed, shall be filed with the City before notice of completion and
inal acceptance is made by the City of the work described on the plans and
these special provisions.
The controller cabinet shall be equipped with two cabinet lights, one for the front
and one for the rear doors and shall have a switch control at each door that energizes
both lights automatically when either door is opened. Fixtures shall be mounted on the inside
top of the cabinet near the front edge. Fixture shall be provided with an F15T8 cool —white
lamp operated from a normal power factor UL or ETL listed ballast.
All Controller cabinets shall have McCain's Traffic supply document drawer model
JC5-332drower-3 or equivalent, installed in cabinet.
All spade lug connections within the 332 cabinet shall be crimped and soldered.
STREET LIGHT BOX ADJUSTMENT. Frames and covers of existing street light boxes
shall be adjusted to grade in accordance with the provisions in Section 15-2.0-5,
"Reconstruction", of the Standard Specifications, the details shown on the plans, these
special provisions, and City Standard S-31.
If existing street light box frames and covers are damaged
during removal, a new frame and cover shall be furnished.
The surface of the concrete shall be protected from pedestrian
traffic for a minimum of three days.
MAINTAINING TRAFFIC. The Contractor shall furnish, install and maintain signs, lights,
flags and other warning and safety devices when performing work which interferes with or
endangers the safe movement of traffic . on any street or highway.
Signs, lights, flags and other arning,,and safety devices and their use shall conform to
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the requirements set forth in the current Manual of Traffic Sontrols — Warning Signs, Lights,
and Devices for Use in Performance of Work Upon Highways, published by the State of
California, Department of Transportation. Application and use of devices shall be as specified
and as directed by the Engineer.
The Contractor shall keep the Bakersfield Fire Department informed at all times as to
the exact location and progress of the work and shall notify them immediately of any streets
impassable for fire fighting equipment.
The sixteenth and nineteenth paragraphs of Section 7-1.08, "Public Convenience", of
the Standard Specifications, shall be amended to read as follows:
Construction operations shall be actively in progress only between the hours of 8:30
a.m. — 4:00 p.m., Monday through Friday, except legal holidays. Where construction
operations are actively in progress, a minimum of one traffic lane, not less than twelve feet
in width, shall be open for use by public traffic. Where construction operations are not
actively in progress, not less than two such lanes shall be open for use by public
traffic. Public traffic may be permitted to use the shoulders and, if half —width construction
methods are used, may also be permitted to use the side of the roadbed opposite to the
one under construction. No additional compensation will be allowed for any shaping of
shoulders necessary for the accommodation of public traffic thereon during paving operations.
In order to expedite the passage of public traffic through or around the work and where
ordered by the Engineer, the Contractor shall, at his own expense, furnish, install and
mantain construction area signs, lights, flares, temporary railing (Type K), barricades, and
other facilities for the sole convenience and direction of public traffic. Also, where directed
by the Engineer, The Contractor shall furnish competent flogmen whose sole duties shall
consist of directing the movement of public traffic through or around the work. When
deemed necessary by the City, the signs "Road Work Ahead", No. W20-1 and "End
Road Work", G20-2. shall be furnished, installed and maintained by the Contractor at locations
as directed by the Engineer at least 48 hours in advance of any construction.
EXISTING HIGHWAY FACILITIES.. The work performed in connection with various existing
facilities shall conform to the provisions in Section 15, Existing Highway Facilities", of the
Standard Specifications and these special provisions.
Existing City highway signs and street markers shall remain the property of the City.
Such signs and street markers shall be relocated and maintained during construction so as
to convey the same intent that existed prior to construction.
Existing City highway signs and street markers shall be placed in their permanent
position by the Contractor's forces prior to completion of construction. Signs removed from
the project area shall be delivered to the City Corporation Yard at 4101 Truxtun Avenue.
ROADSIDE SIGNS. Roadside signs shall conform to the provisions in Section 56-2,
"Roadside Signs", of the Standard Specifications and these special provisions.
Miscellaneous roadside signs shall conform to City Standard TS-4.
WARNING— REGULATORY SIGNS. Sign panels shall be mounted on posts with Hawkins M2G
series bolt and vandal proof nut assembly or equal. Roadside signs installed per Standard T-19
shall be relocated within sidewalk 6 inches from back.
SIGNS —MEASUREMENT. Signs ground mounted on steel posts shall be measured by the
unit. One or more sign panels mounted on a single post installation shall be counted as
one unit. Signs mounted on the signal most orm or signal pole standard shall be included
in the lump sum price paid for the traffic signal.
REMOVE TRAFFIC STRIPES AND PAVEMENT MARKINGS. Traffic stripes and pavement
markings to be removed will be as shown on plans and as designated by the Engineer.
Traffic stripes and pavement markings shall be removed to the fullest extent
possible from the pavement by any method that does not materially damage the surface or
texture of the pavement or surfacing. Where blast cleaning is used for the removal of
pointed traffic stripes and pavement markings, the area shall be shielded so that no material
from the blasting operation is allowed to enter the area that is open to the public traffic.
Sand or other material deposited on the pavement as a result of removing traffic stripes
and markings shall be removed as the work progresses. Accumulations of sand or other
material which might interfere with drainage or might constitute a hazard to traffic will
not be permitted.
Traffic stripes shall be removed before any change is made in the traffic pattern.
Blast cleaning for removal of traffic stripes shall be feathered out to irregular and
varying widths. Pavement markings shall be removed by blast cleaning a rectangular area,
rather than just lettering or markings, so the old message cannot be identified.
After removal of traffic stripes and pavement markings, a fog seal coat shall be
applied in conformance with the provisions in Section 37, Bituminous Seals", of the Standard
Specifications and the following:
In traffic stripe removal areas, the fog seal coat shall be applied over the traffic stripe
removal area and to irregular and varying widths with an average width of 2 feet on each
side of the blast cleaned traffic stripe removal area.
In pavement marking removal areas, the fog seal coat shall be
applied to the blast cleaned rectangular area.
Full compensation for furnishing and appl *ng fog seal as specified herein shall be
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considered as included in the contract price paid per square foot for removal of traffic
stripe and pavement marking and no separate payment will be made therefor.
Nothing in these special provisions shall relieve the Contractor from his responsibilities
I "Public Safety," of the Standard Specifications.
as provided in Section 7-1.09,
TRAFFIC STRIPES AND PAVEMENT MARKINGS. Traffic stripes and pavement markings
shall be thermoplastic and shall conform to Section 84-2, "Thermoplastic Traffic Stripes
and Pavement Markings," of the Standard Specifications.
PAVEMENT MARKERS. Pavement markers shall conform to Section 85
"Pavement Markers" of the Standard Specifications.
TRAFFIC DELINEATION. Immediately after any construction operations where
traffic delineation is obliterated or when directed by the Engineer, the contractor shall
replace all obliterated pavement delineation with temporary delineation during the some
work period, and in no case later than 7:30 a.m. following such work period.
Temporary delineation consists of reflective traffic line tape applied in pieces not less
than 4 inches long- nor less than 4 inches wide, spaced no more than 20 feet apart on
tangents and no more than 10 feet apart on curves. Apply reflective traffic line tape in,
accordance with the manufacturer's instructions. Temporary delination must be the some
color as the permanent delineation.
Remove temporary delineation applied to asphalt concrete patches immediately prior
to applying asphaltic emulsion tockcoat for asphalt concrete overlay.
Traffic stripes and pavement markings shall conform to Section 84, "Traffic Stripes
& Pavement Markings," of the Standard Specifications and these special provisions.
Traffic stripes and pavement markings shall be thermoplastic and shall conform to
Section 84-2, "Thermoplastic Traffic Stripes and Pavement Markings".
The first sentence of Section 84-2.01 "Materials" shall be revised to read:
The thermoplastic materials shall conform to State Specification 8010-21C-19.
Pavement markers shall conform to Section 85 "Pavement Markers," and
these special provisions:
Pavement markers shall be placed with rapid set epoxy per Section
95-2.04 of the Standard Specifications.
DETECTORS. Detectors shall conform to the provisions in
Section 86-5, "Detectors," of the Standard Specifications and these
special provisions. Location and layout of detector loops shall be as
directed by th City Engineer.
CONSTRUCTION MATERIALS:
Loop detector lead—in cables shall conform to the provisions in
Section 86-5.01A (4), "Construction Materials," of the Standard
Specifications and these special provisions.
Loop detector lead—in cables shall be Type B, and shall conform
to the following:
Loop wires in the pull box shall be twisted at a minimum rate of
5 turns per foot, and the splice must be soldered and completely
waterproof. Connect one end of the shield to earth ground (at cabinet)
and insulate other end with no possible path to earth ground.
All spade connectors used to attach to terminals inside the controller
cabinet shall be crimped and soldered to the conductor.
INSTALLATION DETAILS- Installation details shall conform to the
"Installation Details," of the Standard
provisions in Section 86-5.01A (5)9
Specifications and these special provisions.
Slots cut in the pavement shall be blown out and dried before installing
inductive loop detectors.
After conductors are installed in slots cut
in the pavement,
the slots
shall
be filled with epoxy sealant
conforming to the requirements in
Section 95-2.09
"Epoxy Sealant for Inductive
Loops," to within 1/8 inch of the
pavement
surface.
The sealant shall be at least 1/2 inch thick
above the top conductor in
the saw
cut. Before setting, surplus
sealant shall be
removed from the
adjacent
road
surfaces without the use of
solvents.
In lieu of the epoxy sealant specified above, slots may be filled with either
of the following materials:
1. An elastomeric. sealant conforming to Section 86-5.01A (5) of the Standard
Specifications.
2. Asphaltic Emulsion Inductive Loop Sealant conforming to Section 86-5.01A (5)
of the Standard Specifications.
Identification of each conductor pair shall consist of labeling
the phase and detector slot number (e.g. — 6J2L, 8J8U, 315U, etc.) in
permanent ink on a tag suitable for such purposes (Stuart Electric Ty
Rap, Catalog No. TY5532 or approved equal).
If asphalt concrete surfacing is to be placed, the loop detector
conductors shall be installed prior to placing the uppermost layer of
asphalt concrete. The conductors shall be installed, as shown on the
plans, in the compacted layer of asphalt concrete immediately below
the uppermost layer. Installation details shall be as shown on the
plans, except the epoxy sealant shall fill the slot flush to the
surface. Detector loops in concrete pads shall be sealed with epoxy
sealant.
PREEMPTION SYSTEM. The contractor shall provide a fully operational preemption
system. The contractor shall furnish and install Opticom 711 (Single Unit) preemption
devices as indicated on the signal plans including all cables and mounting hardware.
The contractor shall also furnish and install an Opticom 754 phase selector unit in the.
controller cabinet. Exact preemption hardware mounting placement shall be determined by
the Engineer in the field.
The optical detector cable (3—M Opticom Model 138 or equal) shall have four
conductors of AWG #20 (7X28) stranded individually tinned drawn wire to provide signal
integrity and transient protection. The individually tinned copper, color —coded insulation
shall be as follows:
a. Orange for delivery of optical detector power (+)
b. Negative return wire for optical detector power
c. Yellow for optical detector signal #1
d. Blue for optical detector signal #2
TRAFFIC SIGNAL INTERCONNECT. Signal Interconnect Cable shall be six or twelve pair
as shown on the plans and shall conform to the provisions in Section 86-2.08E, "Signal
Interconnect Cable," of the Standard Specifications and these special provisions.
The conductors shall be solid #19 AWG annealed copper in twisted pairs. The
conductors shall be no less than 4 turns per 14 inches for twelve pair cable and
3.5 turns per 14 inches for six pair cable. The cable shall have a corrugated
copol ym er— coated 8—mil aluminum tape applied lon�itudinally over the core wrap.
These cables must meet the requirements of PE-3 and ANSI/ICEA S-84-608-1988.
Install 3M communications 4460—S ground shield connection in all necessary controller
cabinets for 12 pair cable. Each individual run of cable shall be grounded at one end only,
as directed by the City Engineer.
Install 3M communications 4460—D ground shield connection for 6 pair cable.
A pull rope conforming to Section 86-2.05C "Installation" of the Standard Specifi—
cations shall be included in all interconnect conduit for installation of future conductors.
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