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STORM DRAIN
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MANHOLE
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CATCH BASIN
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JUNCTION BOX
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SEINER MANHOLE
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SEWER CLEANOUT
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STORM DRAIN MANHOLE
EXIST
EXISTING
ELEV
ELEVATION
R/W
RIGHT OF WAY
T. Q,. 363•
TOP OF MANHOLE /TOP OF CLEANOUT ELEVATION
138 LF
CONSTRUCT SEWER PER CITY STANDARDS
--- S
STANDARD MANHOLE 2 EA 2 EA
CONSTRUCT SEWER MANHOLE
SEWER CLEAN OUT - 1 EA
TYPE "A" PER C.O.B. STD. S -7.
(D
CONSTRUCT SEWER CLEANOUT
18" STORM DRAIN LINE 321 LF -
PER C.O.B. STD. S -20.
----- - -
CONSTRUCT STORM DRAIN PER CITY STANDARDS
STORM DRAIN MANHOLES 1 EA -
CONSTRUCT STORM DRAIN
CATCH BASINS 2 EA -
MANHOLE TYPE "A" PER C.O.B. STD. S -7.
STUB AND PLUG 2 EA -
CONSTRUCT CATCH BASIN
TYPE "A" PER C.O.B. STD. S -12.
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FOR
REVISED VEST. TENT.
TRACT NO. 6250 -UNITS 16 & 19
BENCH MARK:
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INDEX OF SHEETS
SHEET �
1. TITLE SHEET
2. NOTES
V
3. MABELTHORP DRIVE
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4. I C�S�! AVENUE &
CROOKSTON AVENUE
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SUMMARY OF, IMPROVEMENTS
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SEWER IMPROVEMENTS UNIT 16 UNIT 19
TOTAL
6" SEWER LINE 288 LF 522 LF
810 LF
8" SEWER LINE 138 LF -
138 LF
4" LATERALS 283 LF 563 LF
846 LF
STANDARD MANHOLE 2 EA 2 EA
4 EA
SEWER CLEAN OUT - 1 EA
1 EA
STORM DRAIN IMPROVEMENTS UNIT 16 UNIT 19
TOTAL
18" STORM DRAIN LINE 321 LF -
321 LF
24" STORM DRAIN LINE 164 LF -
164 LF
STORM DRAIN MANHOLES 1 EA -
1 EA
CATCH BASINS 2 EA -
2 EA
STUB AND PLUG 2 EA -
2 EA
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NOTE: 1. PRIOR TO THE START OF ANY PHASE OF
CONSTRUCTION, THE CITY CONSTRUC11ON
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
SET FORTH BY THE CITY OF BAKERSFIELD HAVE
BEEN MET.
ENGINEER'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.
AM RESPONSIBLE FOR ALL CALCULATIONS AND DRAWINGS ON
THESE PLANS AND ANY ERRORS, OMISSIONS, O VIOLATIONS OF
CO
THOS ECTEDi D RCNG, CONS URD,Fp O�N D DESIGN RyT�IA SHALL BE
APPROVED BY: ROGER A. MC OSH R.C.E. 33322
EXP. 6- -30-14
Z113'..113
DATE
IN ACCORDANCE WITH THE CONDITIONS OF THE VESTING TENTATIVE MAP, THE
IMPROVEMENT PLANS HAVE BEEN REVIEWED BY THE CITY OF BAKERSFIELD
PUBLIC WORKS DEPARTMENT. ALL IMPROVEMENTS INDICATED AS "PRIVATE"
HEREIN ARE PRIVATE AND ARE TO BE PRIVATELY MAINTAINED.
APPROVED BY: RAUL M. ROJAS PUBLIC WORKS DIRECTOR DATE
R.C.E. 39880 EXP. 12-31-13
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REVIEWED BY:
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ASSISTANT PUBLIC WORKS DIRECTOR
TRAFFIC ENGINEER
MULTIPLE UTILITY
TRENCH
SEWER MAIN
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TOLERANCE.
DETAIL
TYPICAL SEWER LATERAL INSTALLATION
�k FOR SHALLOW INSTALLATION OF SEWER LATERALS FROM SHALLOW SEWER MAINS,
THE SEWER LATERALS MUST CROSS OVER THE WATER OR UTILITY TRENCH.
THESE INSTALLATIONS MUST RECEIVE SPECIAL TREATMENT FOR LATERALS WHEN
CROSSING OVER THE WATERMAN.
A SEWER LATERAL CROSSING ABOVE A WATER MAIN SHALL BE CONSTRUCTED OF A
CONTINUOUS 20' SECTION OF CLASS 200 (DR 14 PER AWWA C900) PLASTIC
PIPE OR EQUIVALENT, CENTERED ON THE PIPE BEING CROSSED.
5' MIN.
TO 7' MAX.
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13. ALL SEWER STUBS SHALL BE CLOSED WITH A STANDARD PLAS11C PLUG. SOLVENT WELDED.
14. ALL MANHOLES SHALL BE CONSTRUCTED IN ACCORDANCE NTH THE CITY OF BAKERSFIELD
STANDARD DRAWINGS S-7, S-8. AND S-21 AND SECTIONS 70-1.02H AND 71-1.07 OF THE
STANDARD SPECIFICATIONS OF THE STATE OF CALIFORNIA, DEPARTMENT OF TRANSPORTATION,
CURRENT EDITION. ALL CLEANOUTS SHALL BE CONSTRUCTED IN ACCORDANCE NTH THE CITY
ARD DRAWING S-20.
MANHOLES SHALL BE TYPE "A" FOR PIPES UNDER 48" IN DIAMETER AND TYPE 0130 FOR
PIPES 48m IN DIAMETER OR LARGER. UNLESS NOTED OTHERWISE. THE BOTTOM MANHOI F
BARREL AT THE MANHOLE FOUNDATION SHALL BE SET ON A 2` MORTAR BED OR SET ON
KENT-SEAL., IN A GROOVED FOUNDATION.
15. STORM DRAIN PI
16.
17.
18.
STORM DRAIN PIPE. CONTRACTOR SHALL UTILIZE RCP PIPE, CLASS III WITH RUBBER
TM SPECIFICATION C-76, UNLESS OTHERWISE NOTED ON THE
CONTRACT PLANS.
I
TE PIPE. REINFORCED CONCRETE PIPE SHALL CONFORM TO THE
PROVISIONS IN SECTION 65, "REINFORCED CONCRETE PIPE " 9 OF THE STANDARD
SPECIFICATIONS AND THESE SPECIAL PROVISIONS.
EXCEPT AS OTHERWISE DESIGNATED BY CLASSIFICATION ON THE PLANS OR IN THE
SPECIFICATIONS, JOINTS FOR CULVERT AND DRAINAGE PIPES SHALL CONFORM TO THE
PLANS OR SPECIFICATIONS FOR STANDARD JOINTS.
HYDROSTATIC TESTS SPECIFIED BY SECTION 65-1.08 "LAYING SIPHON AND PRESSURE
PIPE n CIFICATIONS WILL NOT BE REQUIRED.
PIPE SHALL HAVE RUBBER GASKETED JOINTS CONFORMING TO
SECTION 65-1.06B. OINTS a 9 OF THE STANDARD SPECIFICATIONS.
HANDLING OF MATERIALS. ALL PIPE, FITTINGS, SPECIALS AND CASTINGS MUST BE
CAREFULLY HANDLED AT ALL TIMES. ONLY SUITABLE AND PROPER EQUIPMENT AND
APPLIANCES SHALL BE USED FOR THE SAFE LOADING, HAULING, UNLOADING, HANDLING
RIALS, SPECIAL CARE SHALL BE EXERCISED SO THAT PREFORMED
RESILIENT JOINTS ON PIPE AND FITTINGS WILL NOT BE DAMAGED. ANY PIPE OR FITTING
NTH A JOINT DAMAGED OR FLATTENED WILL CAUSE THAT PIPE OR FITTING TO BE
REJECTED. I
PIPE LAYING. NO PIPE SHALL BE LAID UNTIL THE ENGINEER INSPECTS AND APPROVES
THE CONDITION OF THE BOTTOM OF THE TRENCH. PIPE SHALL BE INSTALLED IN STRICT
ACCORDANCE NTH MANUFACTURER'S RECOMMENDATIONS.
GIN FROM THE DOWNSTREAM END OF THE STORM DRAIN OR AS
DIRECTED BY THE ENGINEER. PIPE LAYING SHALL PROCEED WITH EACH PIECE LAID TRUE
TO LINE AND GRADE, AND IN SUCH A MANNER AS TO FORM A CLOSE CONCENTRIC JOINT
NTH THE ADJOINING PIPE AND TO PREVENT SUDDEN OFFSETS IN THE FLOW LINE. AS THE
WORK PROGRESSES, THE INTERIOR OF THE PIPE SHALL BE CLEARED OF ALL DIRT AND
DEBRIS OF EVERY DESCRIPTION. PIPE SHALL NOT BE LAID MEN THE CONDITION OF THE
TRENCH OR THE WEATHER IS UNSUITABLE. AT TIMES WHEN WORK IS NOT IN PROGRESS,
OPEN ENDS OF PIPE AND FITTINGS SHALL BE CLOSED.
WITH BELLED END PIPE, BELL HOLES SHALL THEN BE EXCAVATED AT EACH JOINT TO
FACILITATE THE JOINT OPERATIONS, AND SHALL BE ONLY OF SUFFICIENT SIZE FOR THAT
PURPOSE. IN ORDER THAT BELL HOLES MAY BE PROPERLY LOCATED, NOT MORE THAN
SIX (6) HOLES SHALL BE EXCAVATED AHEAD OF ACTUAL PIPE LAYING, ON ACCOUNT OF
THE VARIA11ONS IN JOINT CONSTRUCTION OPERATIONS.
THE CONTRACTOR SHALL MAKE PROVISIONS FOR PREVENTING FOREIGN MATERIAL FROM
BEING FLUSHED INTO AN EXISTING STORM DRAIN LINE.
CUTTING PIPE. THE CONTRACTOR SHALL PERFORM ALL WORK OF CUTTING PIPE AND
SPECIAL CAS11NG NECESSARY TO THE ASSEMBLY, ERECTION. AND COMPLETION OF THE
WORK. ALL PIPE SHALL BE CUT TO FIT ACCURATELY, NTH SMOOTH EDGES AND FACES.
THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE CORRECTNESS OF CUTTING AND NO
WI MATERIALS MICH ARE DAMAGED
OR INCORRECTLY CUT.
BORED/JACKED PIPE
CASING OR SMOOTH OUTSIDE WALLED PIPE FOR BORED/JACKED PIPE SHALL BE
INSTALLED. IT SHALL HAVE EVEN BEARING THROUGHOUT ITS LENGTH AND SHALL SLOPE
TOWARD ONE END. SPACE BETWEEN CASING AND PIPELINE SHALL BE BACKFILLED W11TH
SAND. IF THE PIPE AND CASING ARE INSTALLED BY BORING, THE SPACE AROUND THE
CASING ALSO SHALL BE BACKFILLED NTH GROUT OR SAND. THE ENDS OF SPACE
BETWEEN THE CASING AND THE PIPE SHALL BE SEALED NTH GROUT. THE STRENGTH
OF PIPE DESIGNATED IN THE PLANS OR SPECIFICATIONS IS DETERMINED FOR VERTICAL
ONAL STRENGTH REQUIRED BY BORING/JACKING OPERATIONS
SHALL BE FURNISHED AT THE CONTRACTOR9S EXPENSE.
THE CONTRACTOR SHALL SUBMIT TO THE ENGINEER FOR APPROVAL ALL PLANS OF
BORING/JACKING OPERATIONS PRIOR TO BORING OR JACKING.
ERATIONS SHALL BE CONDUCTED IN A SAFE AND EFFICIENT MANNER,
CONSISTENT NTH CURRENT ACCEPTED PROCEDURES. WATER BORING SHALL NOT BE
PERMITTED. THE CASING PIPE SHALL BE JACKED WITH SUCH PRECISION THAT WILL
ALLOW THE REPLACEMENT OF THE PIPELINE TO THE LINE AND GRADE AS INDICATED ON
THE PLANS.
UPON COMPLETION OF THE INSTALLA11ON OF THE CASING AND INSTALLATION OF THE
PIPELINE TO GRADE, THE VOID BETWEEN THE CASING OR RC PIPE AND THE EXCAVATION
SHALL BE COMPLETELY FILLED NTH SAND, COMPACTED BY THE USE OF AIR-BLOWING
SAND EQUIPMENT OR ANY OTHER MEANS ACCEPTABLE TO THE ENGINEER UPON HIS
APPROVAL.
IT IS THE CONTRACTOR'S RESPONSIBILITY TO MAINTAIN A SAFE OPERATION AT ALL
TIMES. SHOULD THE TUNNEL HEADING OPERATIONS RESULT IN DANGEROUS OR
UNREASONABLE SLOUGHING OF MATERIAL WHICH MAY JEOPARDIZE THE SAFETY OF
WORKERS OR THE STABILITY OF THE SOIL AND ROADWAY ABOVE, THE CONTRACTOR
SHALL FURNISH AND INSTALL BREASTBOARDING AND/OR FACE CLOSURE WITH
SUFFICIENT JACKS TO INHIBIT THE SLOUGHING AND/OR CLOSING THE WORK FACE.
THE CONTRACTOR, BEFORE RESUMING WORK, SHALL FURNISH THE ENGINEER NTH A
DETAILED PLAN OF PRECEDING NTH THE WORK, FOR HIS REVIEW AND APPROVAL.
ANY AND ALL EXPENSES THEREFORE WILL BE CONSIDERED AS INCLUDED IN THE BID
ONAL COMPENSATION WILL BE MADE THEREFORE.
I
MINOR -STRUCTURES
MINOR STRUCTURES. PORTLAND CEMENT CONCRETE MINOR STRUCTURES SHALL
CONFORM, IN DESIGN, MATERIALS, AND CONSTRUCTION, TO THE PROVISIONS OF
SECTIONS 70-1.02 H OF THE STANDARD SPECIFICATIONS AND THESE SPECIAL
PROVISIONS. MANHOLES SHALL CONFORM TO THE CITY OF BAKERSFIELD STANDARDS
S-7 AND S-8. DROP INLETS SHALL CONFORM TO THE CITY OF BAKERSFIELD
STANDARD S-12. TEMPORARY INLET GRATES SHALL CONFORM TO DETAILS ON THE
PLANS.
-
THE PRECAST CYLINDER, TAPER, AND ECCENTRIC FLAT TOP SECTIONS SHALL MEET THE
STRENGTH REQUIREMENT OF ASTM. C-478. EACH SUCCESSIVE MANHOLE SECTION SHALL
OR "KENT SEAL" TO MAKE A
WATERTIGHT JOINT, SHALL BE NEATLY POINTED ON THE INSIDE, AND SHALL BE SET
PLUMB.
A
SURVEY MONUMENT AND FRAME AND COVER NTH ENCASEMENTS SHALL BE ADJUSTED OR
INSTALLED NEW To FINISH GRADE AT THE LOCATIONS SHOWN ON THE PLANS, IN
ACCORDANCE NTH THESE SPECIAL PROVISIONS, AND CITY STANDARD' S-29.
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THE SURFACE OF THE CONCRETE SHALL BE PROTECTED FROM PUBLIC TRAFFIC FOR A
MINIMUM OF THREE DAYS.
.
AT THE OP11ON OF THE CONTRACTOR, MINOR CONCRETE CONTAINING A MINIMUM OF
SEVEN SACKS OF CEMENT PER CUBIC YARD MAY BE USED AND THE 11ME REQUIRED FOR
PROTECTION OF THE CONCRETE SURFACE FROM PUBLIC TRAFFIC SHALL BE REDUCED TO
A MINIMUM OF ONE DAY.
THE MONUMENT WILL BE SET BY OTHERS. THE OWNER WILL PROVIDE SURVEYS.
CONTRACTOR SHALL GIVE THE OWNER 24 HOURS NOTICE WHEN SURVEYS ARE REQUIRED.
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E CONTRACTOR OR HIS OPERATIONS
THE CONTRACTOR AT NO COST TO THE OWNER.
AN OPEN STREET PERMIT SHALL BE OBTAINED FROM THE CITY OF BAKERSFIELD
LI ENT FOR ANY WORK PERFORMED WITHIN ACCEPTED STREET
RIGHT-OF-WAY. UNLESS SECURED BY A SUBDIVISION AGREEMENT, A DEPOSIT
NEERsS ESTIMATE FOR THE WORK PERFORMED WITHIN THE
RIGHT-OF-WAY AND INSURANCE SHALL BE POSTED PRIOR TO ISSUANCE OF THE
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CONTRACTOR SHALL SHOVEL-SLICE OR HAND TAMP BEDDING IN THE HAUNCH AREAS, AS
1. GENERAL.
CHEMICAL SOLUTION ONCENTRATION
1.1. TESTING AND REPAIRING DAMAGED SURFACES. AFTER THE PIPE IS
THIS WILL MINIMIZE VOIDS BENEATH THE PIPE AND IN THE HAUNCH AREAS.
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- - -
SULFURIC ACID 20%**
INSTALLED IN THE TRENCH, ALL SURFACES COVERED NTH LINING, INCLUDING WELDS, SHALL
SHOVEL-SLICING OR HAND TAMPING SHALL BE DONE BEFORE THE BEDDING IS BROUGHT
WI SH ALL MATERIALS, TOOLS, LABOR, E
5%
BE TESTED NTH AN APPROVED, CONTRACTOR SUPPLIED, ELECTRICAL HOLIDAY DETECTOR
UP TO THE QUARTER POINT OF THE PIPE.
SUPERVISION NECESSARY TO COMPLETE INSTALLATION.
AMMONIUM HYDROXIDE 5%**
L NO. AP-W NTH POWER PACK OR APPROVED EQUAL) NTH
1
UNDERGROUND SERVICE ALERT (USA) SHALL BE NOTIFIED AT LEAST 2 WORKING DAYS
NITRIC ACID 1%**
THE INSTRUMENT SET BETWEEN 18,000 AND 22,000 VOLTS.
.
INITIAL BACKFILL. "BEDDING MATERIAL" AS SPECIFIED BY ASTM 2321-8.SHALL BE USED
IN THE PIPE ZONE FOR INITIAL BACKFILL. AFTER THE PIPE HAS BEEN PROPERLY LAID
BEFORE CONSTRUCTION. TELEPHONE 1-800-227-2600.
FERRIC CHLORIDE 1% 1%
SOAP 0.1%
ALL WELDS SHALL BE PHYSICALLY TESTED BY A NONDESTRUCTIVE PROBING METHOD.
AND INSPECTED, INITIAL BACKFILL SHALL BE PLACED ON BOTH SIDES AND OVER THE
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0.1%
ALL PATCHES OVER HOLES, OR REPAIRS TO THE LINER WHEREVER DAMAGE HAS
PIPE TO SUCH A DEPTH THAT, AFTER THOROUGH CONSOLIDATION, THE FINAL DEPTH
CONTRACTOR TO CALL FOR USA LOCATE AND POTHOLE ALL MARKED UTIL111ES THAT CROSS
DRAIN LINES. VERTICAL
DETERGENT
(LINEAR ALKYL BENZYL SULFONATE OR LAS
OCCUR PLISHED IN ACCORDANCE WITH SECTION 7-2-03(l.E) PARA.
SHALL BE AT LEAST TO THE ELEVATION SHOWN ON THE PLANS. THE MATERIAL SHALL
OR ARE WITHIN 59 HORIZONTAL DISTANCE OF SEWER AND STORM
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8 ABOVE.
BE CONSOLIDATED BY VIBRATORY OR MECHANICAL TAMPING AND THE EQUIPMENT AND
AND HORIZONTAL LOCA11ON SHALL BE ASCERTAINED BY THE CONTRACTOR AHEAD OF ANY
BACTERIOLOGICAL
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MANNER OF TAMPING MUST BE APPROVED IN WRITING BY THE ENGINEER PRIOR TO
EXCAVA11ONS TO VERIFY THAT THE PROPOSED DESIGN DOES NOT CONFLICT NTH ANY
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EACH TRANSVERSE WELDING STRIP WHICH EXTENDS TO A LOWER EDGE OF THE LINER
COMMENCING OPERATION. IMPACT EQUIPMENT MAY BE ALLOWED UNDER THE DIRECTION
UTILITIES. IN THE EVENT A CONFLICT EXISTS THE ENGINEER SHALL BE N011FIED IN ORDER
NMENT. IF RELOCATION OF EXISTING UTILITIES IS DEEMED NECESSARY
*THIS IS TO BE USED AS A PRE-QUALIFICATION TEST AND WHEN MATERIAL
WILL BE TESTED BY THE PURCHASING AGENCY. THE WELDING STRIPS SHALL EXTEND 2
INCHES (50 MM) BELOW THE LINER TO PROVIDE A TAB. A 1 O-POUIND (5 KG) PULL
OF THE ENGINEER. HOWEVER, THE CONTRACTOR IS RESPONSIBLE FOR ANY DAMAGE
TI F THIS EQUIPMENT. HYDRA-HAMMER WILL NOT BE
THE CONTRACTOR SHALL BE COMPENSATED FOR INSTRUCTED RELOCATION. IF REDESIGN OF
THE ALIGNMENT REQUIRES ADDITIONAL FITTINGS, PIPE OR EXCAVATION THE CONTRACTOR
FORMULATIONS ARE CHANGED.
**VOLUMETRIC PERCENTAGES OF CONCENTRATED C.P. GRADE REAGENTS.
WI LI TAB. THE FORCE WILL BE APPLIED NORMAL TO THE FACE OF
THE STRUCTURE BY MEANS OF A SPRING BALANCE. LINER ADJOINING THE WELDING
PERMITTED.
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D FOR REVISION. , IN THE EVENT A UTILITY IS DAMAGED THE
C
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STRIP WILL BE HELD AGAINST THE CONCRETE DURING APPLICATION OF THE FORCE. THE
SUBSEQUENT BACKFI ABOVE THE LEVEL OF INITIAL BACKFILL, THE TRENCH MAY BE
CONTRACTOR SHALL BE WHOLLY RESPONSIBLE FOR ITS REPAIR.
1.D. DETAILS AND DIMENSIONS OF LINER SHEETS. LINER SHEETS SHALL BE A
10-POUND (5 KG) PULL WILL BE MAINTAINED IF A WELD FAILURE DEVELOPS, UNTIL NO
.BACKFILLED WITH NATIVE MATERIAL RESULTING FROM TRENCH EXCAVATION,, OR AT THE
.
MINIMUM OF 0.065 INCH (1.65 MM) IN THICKNESS. LOCKING EXTENSIONS OF THE
FURTHER SEPARATION OCCURS. DEFECTIVE WELDS WILL BE RETESTED AFTER REPAIRS HAVE
OP11ON OF THE CONTRACTOR, SELECT IMPORTED MATERIALS MAY BE USED. NATIVE
.
CONTRACTOR SHALL VERIFY LOCA11ONS AND ELEVATIONS OF EXISTING SEWER LINES THAT
SAME MATERIAL AS THAT OF THE LINER SHALL BE INTEGRALLY EXTRUDED NTH THE
. BEEN MADE. TABS SHALL BE TRIMMED AWAY NEATLY BY THE INSTALLER OF THE LINER
MATERIAL OR IMPORTED MATERIAL MAY BE COMPACTED BY TAMPING AND/OR ROLLING,
THE NEW SYSTEM TIES INTO PRIOR TO TRENCHING. ANY DISCREPANCIES SHALL BE
SHEET.
AFTER THE WELDING STRIP HAS PASSED INSPECTION. INSPECTION SHALL BE MADE
USING EQUIPMENT AND METHODS APPROVED BY THE ENGINEER.
REPORTED TO THE ENGINEER SO THAT ANY NECESSARY ADJUSTMENTS MAY BE MADE.
UTILITIES SHALL BE THOROUGHLY RESEARCHED AND LOCATED BY CONTRACTOR PRIOR
1-E. INSTALLA11ON OF LINING. INSTALLATION OF THE LINING, INCLUDING PREHEATING
WITHIN 2 DAYS AFTER THE JOINT HAS BEEN COMPLETED IN ORDER TO PREVENT TEARING
THE PROJECTING WELD STRIP AND CONSEQUENT DAMAGE TO THE UNER FROM
WHEN THE CONTRACTOR COMPACTS BY TAMPING AND/OR ROLLING, THE BACKFILL
TO TRENCHING. CROSSING UTILITIES SHALL BE DAYLIGHTED AND CHECKED FOR GRADE,
OF SHEETS IN COLD WEATHER AND THE WELDING OF ALL JOINTS, SHALL BE DONE IN
EQUIPMENT AND MATERIALS USED IN OR TAKEN THROUGH THE WORK.
MATERIAL SHALL BE PLACED IN LAYERS NOT EXCEEDING EIGHTEEN (18) INCHES IN LOOSE
BY CONTRACTOR PRIOR TO TRENCHING.
ACCORDANCE WITH THE RECOMMENDA11ONS OF THE LINER MANUFACTURER.
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DEPTH, EACH LAYER BEING THOROUGHLY COMPACTED BY TAMPING AND/OR ROLLING
ALL EXIS11NG IMPROVEMENTS, (CURB, GUTTER, SIDEWALK, CROSS GUTTER, FENCES,
COVERAGE OF THE LINING SHALL NOT BE LESS THAN THE MINIMUM SHOWN ON
SHOP DRAWINGS. CONTRACTOR SHALL SUBMIT MANUFACTURER INFORMA11ON
SHOWING DIMENSIONAL, MATERIAL AND JOINT CRITERIA TO THE ENGINEER FOR REVIEW.
BEFORE SUCCEEDING LAYERS ARE PLACED.
ETC.) THAT ARE REMOVED, DAMAGED OR UNDERCUT SHALL BE REPAIRED OR REPLACED
THE PLANS.
.
COMPAC11ON OF SUBSEQUENT BACKFILL WITHIN TWO AND ONE-HALF (2-1/2) FEET OF
AS DIRECTED BY THE CITY ENGINEER. .
THE LINING SHALL BE INSTALLED NTH THE LOCKING EXTENSIONS RUNNING PARALLEL
PIPE TRENCH CLASSIFICATION. RCP CLASS IV SHALL BE INSTALLED PER ASTM
TRENCH DESIGNATION "C". RCP CLASS V SHALL BE INSTALLED PER ASTM TRENCH
FINISHED PERMANENT SURFACING GRADE SHALL BE ACCOMPLISHED BY TAMPING AND/OR
ROLLING AS SPECIFIED ABOVE. WHERE THE'TRENCH IS WITHIN THE PAVEMENT ON
ALL EXISTING PAVING AND SURFACING REMOVED, DAMAGED OR UNDERCUT SHALL BE
WITH THE LONGITUDINAL AXIS OF THE PIPE.
DESIGNATION "D".
STREETS, THE BACKFILL WITHIN TWO AND ONE-HALF (2-1/2) FEET OF FINISHED
REPLACED IN ACCORDANCE NTH THE CITY OF BAKERSFIELD STANDARD DRAWING ST-6.
THE LINING SHALL BE HELD SNUGLY IN PLACE AGAINST INNER FORMS.
PERMANENT GRADE $HALL BE COMPACTED TO NINETY PERCENT (90%) RELATIVE
LANS.
LOCKING EXTENSION SHALL TERMINATE NOT MORE THAN 1-1/2 INCHES (38 MM) I
PVC FOR PIPE SIZES 18* AND LESS. POLY VINYL CHLORIDE PIPE SHALL MEET
COMPACTION. .
2. STANDARD DETAILS
FROM THE END OF THE INSIDE SURFACE OF THE PIPE SECTION. JOINT FLAPS WHEN
THE' FOLLOWING REQUIREMENTS: .
LL PLACED BY TAMPING AND/OR ROLLING SHALL BE FREE FROM
THE FOLLOWING CITY OF BAKERSFIELD STANDARDS
USED SHALL EXTEND APPROXIMATELY 4 INCHES (100 MM) BEYOND THE END OF THE
1. MATERIAL. PVC PIPE SHALL MEET OR EXCEED ALL REQUIREMENTS SET FORTH
STONES OR LUMPS EXCEEDING THREE (3) INCHES IN GREATEST DIMENSIONS, VEGETABLE
SHALL BE CONSIDERED PART OF THESE PLANS:
INSIDE SURFACE.
IN ASTM D 3034 WITH SDR OF 35. ELASTOMERIC SEALS AND JOINTS SHALL CONFORM
MATTER, OR OTHER UNSATISFACTORY MATERIALS.
S-79 S-89 S-99 S-10, S-11,
S-20, S-21, ST-6, ST-22.
CONCRETE POURED AGAINST LINING SHALL BE VIBRATED, SPADED OR COMPACTED IN
TO ASTM D 3212 AND ASTM F 477.
IN NO CASE SHALL JETTING BE ALLOWED FOR BACKFILL COMPACTION "THIN THE STREET.
A CAREFUL MANNER SO AS TO PROTECT THE LINING AND PRODUCE A DENSE,
2. TESTING. MANUFACTURING TESTING METHODS SHALL CONFORM TO ASTM
NGINEER, JETTING MAY BE USED IN NON-STREET AREAS.
3. VCP INSTALLATI I
TE, SECURELY ANCHORING THE LOCKING EXTENSIONS INTO THE
CONCRETE.
F-679 (T-WALL). CERTIFICATES OF COMPLIANCE SHALL BE MADE AVAILABLE TO THE
I
F BACKFILL MATERIALS AND COMPAC11ON
MATERIALS : THE PIPE AND FITTINGS SHALL BE EXTRA STRENGTH VITRIFIED CLAY
. IN REMOVING FORMS, CARE SHOULD BE TAKEN TO PROTECT THE LINING FROM
ENGINEER.
SHALL BE IN ACCORDANCE WITH SECTION 19, "EARTHWORN't AND SEC11ON 6-3.
"TESTING% OF THE STANDARD SPECIFICATIONS, STATE OF CALIFORNIA, DEPARTMENT OF
CONFORMING TO CURRENT ASTM SPECIFICA11ON C-700 AND SHALL BE INSTALLED IN
CONFORMANCE NTH THE PROVISIONS OF SECTION 71 OF THE STANDARD SPECIFICATIONS
DAMAGE. SHARP INSTRUMENTS SHALL NOT BE USED TO PRY FORMS FROM LINED
SURFACES. WHEN FORMS ARE REMOVED, ANY NAILS THAT REMAIN IN THE LINING SHALL
3. INSTALLATION. INSTALLA11ON OF PIPE SHALL FOLLOW MANUFACTURER9S
GUIDELINES, THESE SPECIFICATIONS AND ASTM D 2321 'OUNDERGROUND INSTALLATION OF
PUBLIC WORKS, DIVISION OF HIGHWAYS. EACH LAYER OF BACKnLL MATERIAL SHALL
OF THE STATE OF CALIFORNIA, DEPARTMENT OF TRANSPORTATION, CURRENT ED111ON
I BE PULLED, WITHOUT TEARING THE LINING, AND THE RESULTING HOLES CLEARLY MARKED.
C SEWER PIPE. ".
MEET THE COMPACTION, SAND EQUIVALENT, AND GRADA11ON REQUIREMENTS BEFORE THE
NEXT LAYER IS PLACED.
SPECIFICA11ONS C-12.
ND ALL CUT, TORN AND SERIOUSLY ABRADED AREAS IN
.
JOINTS : THE PIPE AND FITTINGS SHALL HAVE A SOCKET END AND A SPIGOT END
THE LINING SHALL BE PATCHED. PATCHES MADE ENTIRELY WITH WELDING STRIP SHALL
BE FUSED TO THE LINER OVER THE ENTIRE PATCH AREA. LARGER PATCHES MAY
4. FIELD TESTS. IN-FIELD PRESSURE TESTS SHALL CONFORM TO THESE
SPECIFICATIONS AND THE FOLLOWING:
EACH LAYER OF BACKFILL SHALL BE THOROUGHLY COMPACTED TO THE RELATIVE
COMPAC11ON OF NOT LESS THAN IS SHOWN ON CITY OF BAKERSFIELD STANDARD S-39
WI NTS CONFORMING WITH THE CURRENT ASTM SPECIFICATION
CONSIST OF SMOOTH LINER SHEET APPLIED OVER THE DAMAGED AREA NTH ADHESIVE.
AS MODIFIED ON THE CONTRACT PLANS, EXCEPT THAT COMPACTION WITHIN THE
C-425.
ALL EDGES MUST BE COVERED NTH WELDING STRIP FUSED TO THE PATCH AND THE
DEFLECTION MEASUREMENT OF PVC PIPE. AFTER 30 DAYS OF INSTALLATION THE
CONTRACTOR SHALL MEASURE PIPE DEFLECTION BY PULLING A GO-NO-GO 5% MANDREL
ROADWAY STRUCTURAL SECTION SHALL BE NO I ESS THAN NINETY PERCENT (9079)
w
THE PIPEAND FITTINGS FOR 6 0 8mv 10% AND 12* SANITARY SEWER MAINS MAY
SOUND LINING ADJOINING THE DAMAGED AREA.
THE MANDREL SHALL BE PULLED THROUGH THE PIPE WITH ROPE BY ONE PERSON
RELA11VE COMPACTION FOR THE TOP FINISHED 30 3, AND SHALL BE DETERMINED BY
9
BE PLAIN-END NTH COMPRESSION COUPLINGS CONFORMING NTH THE CURRENT ASTM
HOT JOINT COMPOUNDS, SUCH AS COAL TAR, SHALL NOT BE POURED OR APPLIED
WITHOUT MECHANICAL ADVANTAGE. THE MANDREL SHALL HAVE VANES AT LEAST AS
CALIFORNIA TEST METHODS 216 OR 2319 OR ASTM (CURRENT EDITION) D1557 AND ONE
SPECIFICATION C-425. EXCEPTING THAT A STAINLESS STEEL SHEAR RING AS
TO THE LINING.
LONG AS THE PIPE DIAMETER. THE MANDREL SHALL BE USED IN STRICT CONFORMANCE
OF THE FOLLOWING D2922 OR D1556.
MANUFACTURED BY MISSION CLAY PRODUCTS CORPORATION FOR THEIR "MAINLINE" -
�
THE CONTRACTOR SHALL TAKE ALL NECESSARY MEASURES TO PREVENT DAMAGE TO
NTH PIPE AND MANDREL MANUFACTURER'S RECOMMENDATIONS. THE MANDREL
IF THE RELATIVE COMPACTION, AS DETERMINED BY TESTING, FAILS TO MEET THE
BANDSEAL COMPRESSION COUPLING,, OR APPROVED EQUAL, SHALL BE REQUIRED.
INSTALLED LINING FROM EQUIPMENT AND MATERIALS USED IN OR TAKEN THROUGH THE
WI ULATED USING THE FOLLOWING FORMULA:
SPECIFIED PERCENTAGE, THE TRENCH SHALL BE RE-EXCAVATED AND RE-COMPACTED.
THE PIPE ANDFITTINGS FOR PRIVATE SANITARY SEWER HOUSE OR BUILDING
LATERALS MAY BE PLAIN-END WITH COMPRESSION COUPLINGS CONFORMING NTH THE
WORK.
11 APPLICATION TO CONCRETE PIPE - SPECIAL REQUIREMENTS. THE LINING
MANDREL DIAMETER = BASE PIPE I.D. -(Y/1 00 X BASE PIPE I.D.)
WHERE Y = ALLOWABLE DEFLECTION IN X (5%)
COMPACTION TESTS WILL BE THE SUBDIVIDERS RESPONSIBILITY. THE NUMBER AND
CURRENT ASTM SPECIFICATION C-425. (STAINLESS STEEL SHEAR RINGS ARE NOT I
SHALL BE SET FLUSH NTH THE INNER EDGE OF THE BELL OR SP
BASE I.D. = ACTUAL INSIDE PIPE DIAMETE VI
LOCATIONS OF THE TESTS SHALL BE DETERMINED BY THE CITY ENGINEER.
REQUIRED)
SECTION AND SHALL EXTEND TO THE OPPOSITE END OR TO APPROXIMATELY 4 INCHES
� MANUFACTURER)
(100 MM) BEYOND THE OPPOSITE END DEPENDING UPON THE TYPE OF LINING JOINT
.
10. SEWER PIPE INSTALLATION,
4. ABS PIPE INSTALLATION
TO BE MADE NTH THE ADJOINING CONCRETE PIPE.
THE MANDREL SHALL HAVE AN ODD NUMBER OF VANES WITH SEVEN (7)
SEWER PIPE SHALL CONFORM TO THE PLANS, AND THESE SPECIAL PROVISIONS. THE
WHEREVER CONCRETE PIPE OR CAST-IN-PLACE STRUCTURES PROTECTED NTH LINING,
MINIMUM.
PRICE PER LINEAL FOOT SHALL INCLUDE BUT NOT BE UMITED TO EXCAVATION, BEDDING
MATERIALS : PIPE AND FITTINGS SHALL MEET THE REQUIREMENTS OF THE CURRENT
JOIN STRUCTURES NOT SO LINED (SUCH AS BRICK STRUCTURES, CONCRETE PIPE OR
ASTM SPECIFICATIONS D-2680 AND D-2751. PIPE ANDFITTINGS SHALL BE HOMOGENEOUS
CAST-IN-PLACE STRUCTURES NTH CLAY LINING OR CLAY PIPE), THE LINING SHALL BE
THE MINIMUM LENGTH OF THE CIRCULAR POR11ON OF THE MANDREL SHALL BE
E FROM CRACKS, HOLES, FOREIGN INCLUSIO
EXTEND END OF THE PIPE AND BACK INTO THE STRUCTURE
EQUAL TO THE NOMINAL DIAMETER OF THE PIPE.
HANDLING OF MATERIALS. ALL PIPE, FITTINGS, SPECIALS AND CASTINGS MUST BE
INJURIOUS DEFECTS. FITTINGS SHALL BE INJECTION MOLDED AND SHALL BE INSTALLED
IN LINE ON NEW PIPELINES; CUT-INFiTTINGS ARE NOT PERMITTED.
FOR NOT I ESS THAN 4 INCHES (100 MM). THIS PROTECTING CAP MAY BE MOLDED
LINING MATERIAL BUT NEED NOT BE LOCKED INTO THE PIPE.
I
ANY SECTION OF INSTALLED PIPE THAT FAILS THE MANDREL TEST SHALL BE
CAREFULLY HANDLED AT ALL TIMES. ONLY SUITABLE AND PROPER EQUIPMENT AND
APPLIANCES SHALL BE USED FOR THE SAFE LOADING, HAULING, UNLOADING, HANDLING
EXCAVATED, RE-BAcKnLLED, RECOMPACTED AND RETESTED UNTIL THE MANDREL TEST
AND PLACING OF MATERIALS, SPECIAL CARE SHALL BE EXERCISED SO THAT PREFORMED
JOINTS : USE ONLY SOLVENT WELDED JOINTS. THE ASSEMBLY OF JOINTS SHALL BE
MERE A PIPE LATERAL (NOT OF PLASTIC LINED CONCRETE) IS INSTALLED THROUGH
CAN BE PASSED. RE-ROUNDING WILL NOT BE ALLOWED.
RESILIENT JOINTS ON PIPE ANDnTTINGS WILL NOT BE DAMAGED. ANY PIPE oRnTTING
IN ACCORDANCE NTH THE MANUFACTURER'S RECOMMENDATIONS. WHERE ABS PIPE
LINED CONCRETE PIPE, THE SEAL BETWEEN THE LINED PORTION AND THE LATERAL SHALL
WITH A JOINT DAMAGED OR FLATTENED WILL CAUSE THAT PIPE OR FITTING TO BE
CONNECTS TO VCP, USE COUPLINGS APPROVED BY THE CITY OF BAKERSFIELD.
RER'S RECOMMENDATIONS.
PIPE TRENCH CLASSIFICATION. PVC PIPE SHALL BE INSTALLED PER CITY STANDARD
REJECTED.
DARD CURING METHODS.
S-399 AS MODIFIED ON THE CONTRACT PLANS. COMPAC11ON ABOVE THE PIPE ZONE
INSTA"TION .- PIPE ANDnTTINGS SHALL BE INSTALLED IN ACCORDANCE WITH
THE CURRENT ASTM SPECIFICATION D-2321. ONLY CLASS 1, lit AND III EMBEDMENT
CARE SHALL BE EXERCISED IN HANDLING, TRANSPORTING AND PLACING LINED PIPE
SHALL BE AS SHOWN ON THE PLANS.
PIPE LAYING. NO PIPE SHALL BE LAID UNTIL THE ENGINEER INSPECTS AND APPROVES
THE COND111ON OF THE BOTTOM OF THE TRENCH. PIPE SHALL BE INSTALLED IN STRICT
MATERIALS WILL BE CONSIDERED SUITABLE. .
TO PREVENT DAMAGE TO THE LINING. NO INTERIOR HOOKS OR SLINGS SHALL BE USED
IN LIFTING PIPE. ALL HANDLING OPERA11ON SHALL BE DONE WITH AN EXTERIOR . SLING- OR
TRENCH EXCAVATION
7. 1
FACTURER'S RECOMMENDATIONS. PIPE LAYING SHALL BEGIN
FROM THE DOWNSTREAM END OF THE TRUNK SEWER OR AS DIRECTED BY THE ENGINEER.
5. PVC PIPE INSTALLATION
WITH A SUITABLE FORK LIFT.
THE EXCAVATION OF TRENCHES FOR PIPING LAID IN THE GROUND SHALL BE IN
PIPE LAYING SHALL PROCEED WITH EACH PIECE LAID TRUE TO LINE AND GRADE, AND IN
#
ON PIPE HAVING A 360 LI I
OPEN-CUT FROM THE SURFACE OF THE GROUND EXCEPT WHERE BORING IS REQUIRED.
ORM A CLOSE CONCENTRIC JOINT NTH THE ADJOINING PIPE
MATERIALS : D FIT11NGS SHALL MEET THE REQUIREMENTS OF THE CURRENT
PIPE AN
SHEET SHALL BE BUTT WELDED. WHEN PIPE TUBES ARE FURNISHED, THESE ARE
OF WIDTH AS SHOWN ON STANDARD S-39 AND DETAILED
AND TO PREVENT SUDDEN OFFSETS IN THE FLOW LINE. AS THE WORK PROGRESSES, THE
.
.
ASTM SPECIFICATION D-3034 FOR SDR35. PIPE ANDFITTINGS SHALL BE HOMOGENEOUS
SHOP-WELDED JOINTS.
SECTIONS ON THE PLANS FOR PROPER PIPE INSTALLATION.
INTERIOR OF THE PIPE SHALL BE CLEARED OF AH DIRT AND DEBRIS OF EVERY
M CRACKS, HOLES, FOREIGN INCLUSIONS OR OTHER I
INJURIOUS DEFECTS. FIT11NGS SHALL BE INJECTION MOLDED AND SHALL BE INSTALLED
.
WI LINING WILL BE ACCEPTED UNTIL THE DAMAGE HAS BEEN
THE HOLES FOR BELLS ANDnTTINGS SHALL BE EXCAVATED BY HAND, TO A WIDTH
DESCRIPTION. PIPE SHALL NOT BE LAID WHEN THE CONDITION OF THE TRENCH OR THE
WEATHER IS UNSUITABLE. AT TIMES WHEN WORK IS NOT IN PROGRESS, OPEN ENDS OF
IN LINE ON NEW PIPELINES; CUT-INnTTINGS ARE NOT PERMITTED.
REPAIRED TO THE SATISFACTION OF THE ENGINEER.
PROVIDING UNIFORM BEARING ALONG THE LENGTH OF THE PIPE. IT IS THE INTENTION OF
PIPE AND FITTINGS SHALL BE CLOSED.
1.G. FIELD JOINTS IN LINING FOR CONCRETE PIPE. THE JOINT BETWEEN
THESE REQUIREMENTS TO PROVIDEnRM, UNIFORM BEARING FOR THE PIPE.
JOINTS : USE ONLY ELASTOMERIC GASKET JOINTS. THE ASSEMBLY OF JOINTS SHALL
BE IN ACCORDANCE NTH THE MANUFACTURER'S RECOMMENDATIONS WHERE PVC PIPE
. LI E SHALL BE PREPARED IN THE FOLLOWING MANNER:
CONTRACTOR SHALL PROVIDE TRENCHING IN ACCORDANCE NTH THE DETAILED SECTIONS
NTH BELLED END PIPE, BELL HOLES SHALL THEN BE EXCAVATED AT EACH JOINT TO
FACILITATE THE JOINT OPERATIONS, AND SHALL BE ONLY OF SUFFICIENT SIZE FOR THAT
CONNECTS TO VCP PIPE, USE COUPLINGS APPROVED BY THE CITY OF BAKERSFIELD.
IF REQUIRED, THE INSIDE JOINT SHALL BE FILLED AND CAREFULLY POINTED NTH
CEMENT MORTAR IN SUCH A MANNER THAT THE MORTAR SHALL NOT, AT ANY POINT,
PROVIDED IN THE PLANS. SELECTION OF TRENCH TYPES WILL BE AS REQUIRED BY THE
TYPES OF PIPE SELECTED FOR CONSTRUCTION. STORM DRAIN AND UTILITY CONDUIT
PURPOSE. IN ORDER THAT BELL HOLES MAY BE PROPERLY LOCATED, NOT MORE THAN
INSTALLATION : PIPE ANDFITTINGS SHALL BE INSTALLED IN ACCORDANCE WITH
EXTEND INTO THE PIPE BEYOND THE STRAIGHT LINE CONNECTING THE SURFACES OF THE
INSTALLATIONS SHALL MEET CITY STANDARD S-39.
SIX (6) HOI ES SHALL BE EXCAVATED AHEAD OF ACTUAL PIPE LAYING, ON ACCOUNT OF
THE VARIATIONS IN JOINT CONSTRUCTION OPERATIONS.
IFICA11ON D-2321. ONLY CLASS 1, lit AND III EMBEDMENT
MATERIALS WILL BE CONSIDERED SUITABLE.
ADJACENT PIPE SECTIONS.
PIPE JOINTS MUST BE DRY BEFORE LINING JOINTS ARE MADE.
T ALL FEDERAL AND STATE SAFETY REQUIREMENTS.
CUTTING PIPE. THE CONTRACTOR SHALL PERFORM ALL WORK OF CUTTING PIPE AND .
SPECIAL CASTING NECESSARY TO THE ASSEMBLY, ERECTION, AND COMPLETION OF THE
ALL MORTAR AND OTHER FOREIGN MATERIAL SHALL BE REMOVED FROM LINING
8. BRACING AND SHORING
WORK. ALL PIPE SHALL BE CUT To FIT ACCURATELY, NTH SMOOTH EDGES AND FACES.
6. REINFORCED CONCRETE PIPE WITH PVC LINING.
SURFACES ADJACENT TO THE PIPE JOINT, LEAVING THEM CLEAN AND DRY.
THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE CORRECTNESS OF CUTTING AND NO
REINFORCED CONCRETE PIPE V41TH PVC LINING SHALL MEET THE FOLLOWING
FIELD JOINTS IN THE LINING AT PIPE JOINTS MAY BE EITHER OF THE FOLLOWING
EXCAVATION SHALL BE SUPPORTED AS SET FORTH IN THE RULES, ORDERS, AND
REGULATIONS OF THE STATE DIVISION OF INDUSTRIAL SAFETY. IF THE CONTRACTOR
4HICH ARE DAMAGED
ADDITIONAL COMPENSATION WILL BE ALLOWED FOR ANY MATERIALS V
REQUIREMENTS: . .
DESCRIBED TYPES:
DESIRES TO DEVIATE FROM THE SAFETY ORDERS, HE SHALL SUBMIT DATA BY A
OR INCORRECTLY CUT.
1.A. MATERIALS. REINFORCED CONCRETE PIPE (RCP) SHALL BE EITHER CLASS IV .
TYPE P-1: THE JOINT SHALL BE MADE NTH A SEPARATE 4-INCH (100-MM)
REGISTERED CIVIL ENGINEER TO THE STATE DIVISION OF INDUSTRIAL SAFETY, JUSTIFYING
PIPELINE TESTING. ALL SEWERS SHALL BE TESTED FOR 11GHTNESS WHEN COMPLETED
I
OR CLASS V WITH WALLS "B" OR "C U. RCP SHALL MEET ASTM C 76 FOR STRENGTH,
JOINT STRIP AND TWO WELDING STRIPS. THE 4-INCH (100-MM) JOINT STRIP SHALL BE
THE ALTERNATE PROCEDURES TO BE USED. FAILURE TO COMPLY WITH ANY OF THESE
ICIENT CAUSE FOR THE STATE DIVISION
VI TED IN ACCORDANCE WITH THE
ASTM C 361 OR AWWA C302 EXCEPT TEST PRESSURE SHALL BE 5 PSI FOR RUBBER
NT, HEAT-SEALED TO THE LINING, THEN WELDED ALONG EACH
TO IMMEDIATELY SUSPEND ALL WORK. COMPENSATION FOR LOSSES INCURRED BY THE
UNIFORM PLUMBING CODE AIR TEST METHOD UPC SEC. 318-6(4). OR THE WATER
GASKETS, AND LINER TESTS IN ACCORDANCE NTH THE FOLLOWING PARAGRAPHS. PIPE
SHALL BE WET CAST, VIBRATED AND STEAM OR WATER CURED. JOINTS SHALL BE BELL
EDGE TO ADJACENT LINER SHEETS NTH A 1-INCH (25-MM) WELD STRIP. THE 4-INCH
OVER EACH SHEET A MINIMUM OF 1/2 INCH (13
CONTRACTOR BY SUCH AN EMERGENCY SUSPENSION SHALL NOT BE ALLOWED. DURING
EXIFILTRATION TEST OR AIR PRESSURE TEST PER SEC11ON 306-1.4, *TESTING PIPELINES"
"STANDARD
AND SPIGOT DESIGN WITH A CONTAINED O-RING GASKET.
(100-MM) JOINT STRIP SHALL LAP
BACKFILLING, THE BOTTOM OF THE SHORING SHALL BE KEPT ABOVE THE LEVEL OF THE
OF THE 1994 EDITIONS, SPECIFICATIONS LI CTION,
MM).
BACKnLl_ AT ALL TIMES.
AND CHAPTER 1.3 OF THE CITY OF BAKERSFIELD SUBDIVISION DESIGN MANUAL, AND THE
PVC LINER SHALL BE CAST INTO THE WALL OF THE RCP AND SHALL COVER 360 a
TYPE P-2: THE JOINT SHALL BE MADE NTH A JOINT FLAP WITH LOCKING
� I
PIPE SUPPLIER'S REQUIREMENTS. THE CONTRACTOR SHALL NOTIFY THE ENGINEER 24
OF THE PIPE. ALL WORK FOR AND IN CONNECTION WITH THE INSTALLA11ON OF THE
EXTENSIONS REMOVED AND EXTENDING APPROXIMATELY 4 INCHES (100 MM) BEYOND
SECTION 6422 OF THE CALIFORNIA LABOR CODE REQUIRES THE CONTRACTOR TO SUBMIT
TING.
LINING IN C09CRETE PIPE ANDFIELD SEALING AND WELDING OF JOINTS SHALL BE DONE
THE PIPE END. THE JOINT FLAP SHALL OVERLAP THE LINING IN THE ADJACENT PIPE
TO THE ENGINEER A DETAILED PLAN, DRAWING THE DESIGN OF SHORING, BRACING,
. I
IN STRICT CONFORMITY WITH ALL APPLICABLE SPECIFICATIONS, INSTRUCTIONS AND
SECTION A MINIMUM OF 1/2 INCH (13 MM) AND BE HEAT-SEALED IN PLACE PRIOR
SLOPING OR OTHER PROVISIONS TO BE MADE BY THE CONTRACTOR FOR THE PURPOSE
CLEANING PIPE LINES. CARE SHALL BE EXERCISED IN LAYING OF PIPE LINES TO
THE LINING MANUFACTURER. LINER SHALL MEET THE FOLLOWING
TO WELDING. THEnELD JOINT SHALL BE COMPLETED BY WELDING THE FLAP TO THE
OF WORKER PROTEC11ON FROM THE HAZARD OF CAVING GROUND DURING THE
EXCLUDE DIRT AND ANY OTHER FOREIGN MATERIAL WHEN PIPE LAYING IS INTERRUPTED,
REQUIREMENTS.
LINING OF THE ADJACENT PIPE USING 1-INCH (25-MM) WELD STRIP.
S NECESSARY FOR THE CONSTRUCTION OF THE PROJECT. IF
AS AT NIGHT, THE PIPE ENDS SHALL BE SUITABLY CLOSED. UPON COMPLETION, AND
1.13. PHYSICAL PROPERTIES OF LINER. ALL PLAS11C LINER PLATE SHEETS, WELDING
SUCH PLAN VARIES FROM THE SHORING SYSTEM STANDARD ESTABLISHED BY THE
BEFORE PLACING INTO SERVICE, ALL LINES SHALL BE FLUSHED AND MANDRELLED TO
SSORY ITEMS, SHALL HAVE THE FOLLOWING PHYSICAL PROPERTIES
CARE SHALL BE TAKEN TO PROTECT THE FLAP FROM DAMAGE. EXCESSIVE TENSION
CONSTRUCTION SAFETY ORDERS, THE PLANS SHALL BE PREPARED AND CERTIFIED BY A
REMOVE ANY DIRT OR FOREIGN MATERIALS WHICH WOULD CLOG PUMPS, EQUIPMENTs
WHEN TESTED AT 77*F ±5 (251C ±3 ). I
AND DISTORTION IN BENDING BACK THE FLAP TO EXPOSE THE PIPE JOINT DURING LAYING
REGISTERED CIVIL OR STRUCTURAL ENGINEER; HOWEVER, USE OF SYSTEMS THAT ARE
E CONTRACTOR SHALL MAKE PROVISIONS FOR PREVENTING
.
AND JOINT MORTARING SHALL BE AVOIDED. AT TEMPERATURES BELOW 50 F(10 C)s
LESS EFFECTIVE THEN THOSE REQUIRED BY THE CONSTRUC11ON SAFETY ORDERS IS
FOREIGN MATERIAL FROM BEING FLUSHED INTO AN EXISTING SEWER LINE.
PROPERTY INITIAL (PAR. 1.Q)
HEATING OF THE LINER MAY BE REQUIRED TO AVOID DAMAGE.
PROHIBITED ON THIS PROJECT. �
SEWER LATERALS. SEWER LATERALS SHALL CONFORM TO THIS IN EVERY REGARD.
TENSILE STRENGTH 2200 PSI MIN. 21 00 PSI MIN.
THE JOINT FLAP OR STRIP ON BEVELED PIPE SHALL BE TRIMMED TO A WIDTH
9. TRENCH BACKnLL I
EXISTING SEWER LATERALS
(1 5 MPA MIN.) (1 4.5 MPA MIN.)
(MEASURED FROM THE END OF THE SPIGOT) OF APPROXIMATELY 4 INCHES (100 MM)
.
ONSTRUCTED ACCORDING TO THE PLANS. COMPRESSION
ELONGA11ON AT BREAK 200% MIN. 200% MIN.
FOR THE EN11RE CIRCUMFERENTIAL LENGTH OF THE LINING.
I
TRENCHES SHALL NOT BE LEFT OPEN FARTHER THAN THREE HUNDRED (300) FEET IN
COUPLINGS MAY BE UTILIZED FOR CONNECTING TO EXIS11NG LATERALS. POS111VE GRADE
TO THE TRUNK SEWER SHALL BE MAINTAINED AND INVERT GRADES SET AS CALLED ON
ALL WELDING OF JOINTS IS TO BE IN STRICT CONFORMANCE NTH THE
ADVANCE OF PIPE LAYING OPERATIONS OR TWO HUNDRED (200) FEET TO THE REAR
�
THE PLANS. SEWER WYES SHALL BE INSTALLED ON THE TRUNK IN ACCORDANCE NTH
-9 1 -SEC. 50-60 ±5
SPECIFICATIONS AND INSTRUC11ONS OF THE LINING MANUFACTURER.
THEREOF, UNLESS OTHERWISE PERMITTED BY THE ENGINEER.
S RECOMMENDATIONS. PAYMENT FOR SEWER LATERALS WILL BE
(NTH RESPECT TO IN111AL TEST RESULT) 1 O-SEC. 35-50 ±5
WELDING SHALL FUSE BOTH SHEETS AND WELD STRIP TOGETHER TO PROVIDE A
ALL WORK SHALL CONFORM TO THE APPLICABI F SEC11ONS OF THE STANDARD
PAID AS SEWER FOR THE APPROPRIATE DIAMETERS. I
WEIGHT CHANGE ±1.5
CONTINUOUS JOINT EQUAL IN CORROSION RESISTANCE AND IMPERMEABILITY TO THE LINER
SPECIFICATIONS, DATED JULY, 1992. BEDDING CLASS SHALL BE AS SPECIFIED IN THE
.
PLATE.
I PIPE OPTIONS. STORM DRAIN AND UTILITY CONDUIT INSTALLATIONS SHALL BE IN
TENSILE SPECIMENS SHALL BE PREPARED AND TESTED IN ACCORDANCE NTH ASTM
. HOT-AIR WELDING TOOLS SHALL PROVIDE EFFLUENT AIR TO THE SHEETS TO BE
ACCORDANCE WITH CITY STANDARD ST-22, EXCEPT THAT COMPACTION SHALL BE NO LESS
T
D412 USING DIE B. WEIGHT CHANGE SPECIMENS SHALL BE 1-INCH (25-MM) BY
JOINED AT A TEMPERATURE BETWEEN 500 AND 600 F (260 AND 316 C).
.
THAN NINETY PERCENT (907o) UP TO THIRTY INCHES (30n) FROM FINISHED GRADE.
RESSURE TEST SHALL BE PERFORMED ON INSTALLED PIPE
3-INCH (75-MM) SAMPLES. SPECIMENS FOR TESTING OF INITIAL PHYSICAL
WELDING TOOLS SHALL BE HELD APPROXIMATELY 1/2 INCH (13 MM) FROM AND MOVED
IN ACCORDANCE NTH THE CITY OF BAKERSF1ELD SUBDIVISION MANUAL AND THE
PROPERTIES MAY BE TAKEN FROM LINER PLATE SHEET AND WELDING STRIP AT ANY
JUNC11ON OF THE TWO MATERIALS TO BE JOINED. THE
BACKFILL MATERIALS IN THE PIPE ZONE SHALL BE PLACED IN LAYERS NOT TO EXCEED
RECOMMENDATIONS OF THE MANUFACTURER.
TIME PRIOR TO FINAL ACCEPTANCE OF THE WORK.
WELDING TOOL SHALL BE MOVED SLOWLY ENOUGH AS THE WELD PROGRESSES TO CAUSE
TWELVE (12) INCHES SIMULTANEOUSLY, ON EACH SIDE OF THE PIPE,, IN SUCH A MANNER
I
A SMALL BEAD OF MOLTEN MATERIAL TO BE VISIBLE ALONG BOTH. EDGES AND IN FRONT
STURB THE PIPE OR ITS ALIGNMENT AND GRADE.
PRIOR TO FINAL ACCEPTANCE, ALL SEWER LINES SHALL BE INSPECTED WITH VIDEO EQUIPMENT
�
LI EXTENSIONS EMBEDDED IN CONCRETE SHALL WITHSTAND A
OF THE WELD STRIP.
OSE. THE TELEVISION CAMERA SHALL HAVE THE CAPABILITY OF ROTATING
TEST PULL OF AT LEAST 100 POUNDS PER LINEAR INCH (1800 KG/M), APPLIED
THE FOLLOWING SPECIAL REQUIREMENT SHALL APPLY WHEN THE LINER COVERAGE IS
BACKFILL MATERIAL ABOVE THE PIPE ZONE SHALL BE FREE OF DELETERIOUS MATERIALS
360"s IN ORDER TO VIEW AND RECORD THE TOP AND SIDES OF THE PIPE, AS REQUIRED. THE VIDEO
PERPENDICULARLY TO THE CONCRETE SURFACE FOR A PERIOD OF ONE MINUTE, WITHOUT
360 DEGREES:
AND LUMPS OR STONES EXCEEDING THREE (3) INCHES IN GREATEST DIMENSION AND
INSPECTION SHALL BE WITNESSED BY THE CITYS CONSTRUCTION INSPECTOR, WHO WILL ALSO INITIAL
RUPTURE OF THE LOCKING EXTENSIONS OR WITHDRAWAL FROM EMBEDMENT. THIS TEST
WHEN GROUNDWATER IS ENCOUNTERED THE LINING JOINT SHALL NOT BE MADE UN11L
'
SHALL BE PLACED IN LAYERS NOT EXCEEDING EIGHTEEN (18) INCHES. EACH LAYER
AND DATE THE "CHAIN OF CUSTODY" FORM. THE SUBDIVIDER SHALL IMMEDIATELY N01IFY CITY OF
SHALL BE MADE AT A TEMPERATURE OF 70* - 80* F(21 * - 27* C) INCLUSIVE.
PUMPING OF GROUNDWATER HAS BEEN DISCON11NUED FOR AT LEAST THREE DAYS AND
SHALL BE THOROUGHLY COMPACTED BY VIBRATORY OR MECHANICAL TAMPING, OR BY A
ANY PIPE LOCATIONS REVEALED TO BE NOT IN COMPLIANCE WITH THE SPECIFICATIONS. A RECORDED
THE COMPLETED "CHAIN OF CUSTODY" FORM AND A WRITTEN LOG (WHICH INCWDES
-
ALL PLASTIC LINER PLATE SHEETS, INCLUDING LOCKING EXTENSIONS, ALL JOINT.,
NO VISIBLE LEAKAGE IS EVIDENT AT THE JOINT.
WHEN WELDING THE DOWNSTREAM SIDE OF A JOINT STRIP OR FLAP, DO NOT WELD
COMBINATION OF THESE METHODS. FLOODING AND JETTING SHALL NOT BE ALLOWED.
THERE MUST BE AT LEAST ONE FOOT OF COVER OVER THE PIPE BEFORE COMPACTION
VIDEO CASSETTE,
THE STATIONING, BASED ON THE STATIONING OF THE APPROVED PLANS, OF ALL CONNECTED LATERALS)
CORNER AND WELDING STRIPS SHALL BE FREE OF CRACKS, CLEAVAGES OR OTHER DEFECTS
6 TO 8 INCHES (1 50 TO 200 MM) AT THE PIPE INVERT TO PROVIDE RELIEF OF
ABOVE THE PIPE ZONE WILL BE ALLOWED.
OF THE INSPECTION SHALL BE PROVIDED FOR VIEWING, AND SHALL BE APPROVED BY THE CITY ENGINEER
PRIOR TO ACCEPTANCE. AFTER ACCEPTANCE, THE VIDEO CASSETTE SHALL BECOME THE PROPERTY OF
ADVERSELY AFFECTING THE PROTEC11VE CHARACTERISTICS OF THE MATERIAL. THE
POTEN11AL FUTURE GROUNDWATER BUILD-UP.
.
- IMPORTED BEDDING AND BAcKnLL MATERIAL SHALL BE OBTAINED, AND ANY EXCESS
TH E Cl TY.
ENGINEER MAY AUTHORIZE THE REPAIR OF SUCH DEFECTS BY AP
1.H. APPLICATION TO CAST-IN-PLACE CONCRETE STRUCTURES - SPECIAL
BEDDING AND BACKFILL MATERIAL SHALL BE DISPOSED, BY ANY LEGAL MEANS AT THE
.
THE LINING SHALL HAVE GOOD IMPACT RESISTANCE, SHALL BE FLEXIBLE AND SHALL
� LI SHEETS SHALL BE CLOSELY FITTED AND PROPERLY SECURED TO
THE INNER FORMS. SHEETS SHALL BE CUT To FIT CURVED AND WARPED SURFACES
DISPOSAL OF THE CONTRACTOR. I
12. WYEFITTINGS SHALL BE INJECTION MOLDED IN-LINE TYPE AND SHALL BE USED FOR ALL
HAVE AN ELONGATION SUFFICIENT TO BRIDGE UP TO 1/4-INCH (6 MM) SETTLING
USING A MINIMUM NUMBER OF SEPARATE PIECES.
THE CONTRACTOR MAY SUBMIT TO THE ENGINEER SIEVE ANALYSIS FOR UTILIZATION OF
LATERAL CONNECTIONS AND SHALL BE ROTATED A MINIMUM OF 23 DEGREES ABOVE THE
HORIZONTAL PLANE RUNNING THROUGH THE CENTERLINE OF THE MAIN.
CRACKS, WHICH MAY OCCUR IN THE PIPE OR IN THE JOINT AFTER INSTALLATIONS,
UNLESS OTHERWISE SHOWN ON THE PLANS., THE LINING SHALL BE RETURNED AT
IN-SITU MATERIALS.
WITHOUT DAMAGE TO THE LINING.
I FAST 3 INCHES (75 MM) AT THE SURFACES OF CONTACT BETWEEN THE CONCRETE
ONTRACTOR SHALL PROVIDE *nRM
ALL LATERALS SHALL BE 4� IN DIAMETER EXCEPT AS NOTED ON PLANS, EXTENDING A MINIMUM
1.C. CHEMICAL RESISTANCE OF LINER.* AFTER COND1110NING TO CONSTANT
STRUCTURE AND ITEMS NOT OF CONCRETE (INCLUDING MANHOLE FRAMES, GATE GUIDES,
WEVING FIRM BEDDING BELOW PIPE SPRINGLINE., C
ACH
OF 4! BEYOND THE PROPERTY LINE OR RIGHT-OF-WAY LINE WITH 30* OF COVER AT FLOW LINE.
WEIGHT AT 110 F(43 C), TENSILE SPECIMENS AND WEIGHT CHANGE SPECIMENS SHALL
BE EXPOSED TO THE FOLLOWING SOLUTIONS FOR A PERIOD OF 112 DAYS AT 770 F ±5
CLAY PIPE OR BRICK MANHOLES AND CLAY OR CAST IRON PIPES). THE SAME
LLOWED AT JOINTS WHERE THE TYPE OF PROTECTIVE LINING IS
BEDDIW SUPPORT FOR THE PIPE BELOW THE SPRINGLINE. FIRM BEDDING MEANS THAT
THE GRANULAR MATERIAL SPECIFIED PREVIOUSLY IN THE I
EWER LATERALS SHALL BE INSTALLED AT THE PROPERTY LINE OR RIGHT-OF-
(25- C ±3 ).
CHANGED OR THE NEW WORK IS BUILT TO JOIN EXISTING UNLINED CONCRETE.' AT EACH
SPECIFICATIONS.
WAY LINE AS SHOWN IN THE R" DETAIL, C.O.B. STD. DET. SW-1-
AT 28-DAY INTERVALS, TENSILE SPECIMENS AND WEIGHT CHANGE SPECIMENS
RETURN, THE RETURNED LINER SHALL BE SEALED TO THE ITEM IN CONTACT WITH THE
PLASTIC-LINED CONCRETE. IF THE LINER CANNOT BE SEALED WITH ADHESIVE BECAUSE
.
BELL OR COUPLING HOLES SHALL BE CAREFULLY EXCAVATED AT PROPER INTERVALS, SO
DURING
LATERALS SHALL BE A MINIMUM OF 2.251 DEEP AND A MAXIMUM OF 7' DEEP AT PROPERTY LINE OR
SHALL BE REMOVED FROM EACH OF THE CHEMICAL SOLUTIONS AND TESTED IN
OF THE JOINT AT THE RETURN BEING TOO WIDE OR ROUGH OR BECAUSE OF SAFETY
THAT NO PART OF THE LOAD IS SUPPORTED BY THE BELLS OR COUPLINGS.
NG, CONSOLIDATION OF MATERIAL AROUND AND UNDER BELLS
RIGHT-OF-WAY LINE AND A MINIMUM OF 2.5" DEEP AT FLOWLINE.
ACCORDANCE WITH SECTION 7-2.03(l.B) PARA. 2 ABOVE. IF ANY SPECIMEN FAILS TO
REGULATIONS, THE JOINT SPACE SHALL BE DENSELY CAULKED WITH LEAD WOOL OR OTHER
APPROVED CAULKING MATERIAL TO A DEPTH OF 2 INCHES (50 MM) ANDnNISHED
AND COUPLINGS SHALL BE AVOIDED.
MEET THE 112-DAY REQUIREMENTS BEFORE COMPLETION OF THE 112-DAY EXPOSURE,
THE MATERIAL WILL BE SUBJECT TO REJECTION.
NTH A MINIMUM OF 1 INCH 925 MM) OF AN APPROVED CORROSION RESISTANT
.
MATERIAL
13. ALL SEWER STUBS SHALL BE CLOSED WITH A STANDARD PLAS11C PLUG. SOLVENT WELDED.
14. ALL MANHOLES SHALL BE CONSTRUCTED IN ACCORDANCE NTH THE CITY OF BAKERSFIELD
STANDARD DRAWINGS S-7, S-8. AND S-21 AND SECTIONS 70-1.02H AND 71-1.07 OF THE
STANDARD SPECIFICATIONS OF THE STATE OF CALIFORNIA, DEPARTMENT OF TRANSPORTATION,
CURRENT EDITION. ALL CLEANOUTS SHALL BE CONSTRUCTED IN ACCORDANCE NTH THE CITY
ARD DRAWING S-20.
MANHOLES SHALL BE TYPE "A" FOR PIPES UNDER 48" IN DIAMETER AND TYPE 0130 FOR
PIPES 48m IN DIAMETER OR LARGER. UNLESS NOTED OTHERWISE. THE BOTTOM MANHOI F
BARREL AT THE MANHOLE FOUNDATION SHALL BE SET ON A 2` MORTAR BED OR SET ON
KENT-SEAL., IN A GROOVED FOUNDATION.
15. STORM DRAIN PI
16.
17.
18.
STORM DRAIN PIPE. CONTRACTOR SHALL UTILIZE RCP PIPE, CLASS III WITH RUBBER
TM SPECIFICATION C-76, UNLESS OTHERWISE NOTED ON THE
CONTRACT PLANS.
I
TE PIPE. REINFORCED CONCRETE PIPE SHALL CONFORM TO THE
PROVISIONS IN SECTION 65, "REINFORCED CONCRETE PIPE " 9 OF THE STANDARD
SPECIFICATIONS AND THESE SPECIAL PROVISIONS.
EXCEPT AS OTHERWISE DESIGNATED BY CLASSIFICATION ON THE PLANS OR IN THE
SPECIFICATIONS, JOINTS FOR CULVERT AND DRAINAGE PIPES SHALL CONFORM TO THE
PLANS OR SPECIFICATIONS FOR STANDARD JOINTS.
HYDROSTATIC TESTS SPECIFIED BY SECTION 65-1.08 "LAYING SIPHON AND PRESSURE
PIPE n CIFICATIONS WILL NOT BE REQUIRED.
PIPE SHALL HAVE RUBBER GASKETED JOINTS CONFORMING TO
SECTION 65-1.06B. OINTS a 9 OF THE STANDARD SPECIFICATIONS.
HANDLING OF MATERIALS. ALL PIPE, FITTINGS, SPECIALS AND CASTINGS MUST BE
CAREFULLY HANDLED AT ALL TIMES. ONLY SUITABLE AND PROPER EQUIPMENT AND
APPLIANCES SHALL BE USED FOR THE SAFE LOADING, HAULING, UNLOADING, HANDLING
RIALS, SPECIAL CARE SHALL BE EXERCISED SO THAT PREFORMED
RESILIENT JOINTS ON PIPE AND FITTINGS WILL NOT BE DAMAGED. ANY PIPE OR FITTING
NTH A JOINT DAMAGED OR FLATTENED WILL CAUSE THAT PIPE OR FITTING TO BE
REJECTED. I
PIPE LAYING. NO PIPE SHALL BE LAID UNTIL THE ENGINEER INSPECTS AND APPROVES
THE CONDITION OF THE BOTTOM OF THE TRENCH. PIPE SHALL BE INSTALLED IN STRICT
ACCORDANCE NTH MANUFACTURER'S RECOMMENDATIONS.
GIN FROM THE DOWNSTREAM END OF THE STORM DRAIN OR AS
DIRECTED BY THE ENGINEER. PIPE LAYING SHALL PROCEED WITH EACH PIECE LAID TRUE
TO LINE AND GRADE, AND IN SUCH A MANNER AS TO FORM A CLOSE CONCENTRIC JOINT
NTH THE ADJOINING PIPE AND TO PREVENT SUDDEN OFFSETS IN THE FLOW LINE. AS THE
WORK PROGRESSES, THE INTERIOR OF THE PIPE SHALL BE CLEARED OF ALL DIRT AND
DEBRIS OF EVERY DESCRIPTION. PIPE SHALL NOT BE LAID MEN THE CONDITION OF THE
TRENCH OR THE WEATHER IS UNSUITABLE. AT TIMES WHEN WORK IS NOT IN PROGRESS,
OPEN ENDS OF PIPE AND FITTINGS SHALL BE CLOSED.
WITH BELLED END PIPE, BELL HOLES SHALL THEN BE EXCAVATED AT EACH JOINT TO
FACILITATE THE JOINT OPERATIONS, AND SHALL BE ONLY OF SUFFICIENT SIZE FOR THAT
PURPOSE. IN ORDER THAT BELL HOLES MAY BE PROPERLY LOCATED, NOT MORE THAN
SIX (6) HOLES SHALL BE EXCAVATED AHEAD OF ACTUAL PIPE LAYING, ON ACCOUNT OF
THE VARIA11ONS IN JOINT CONSTRUCTION OPERATIONS.
THE CONTRACTOR SHALL MAKE PROVISIONS FOR PREVENTING FOREIGN MATERIAL FROM
BEING FLUSHED INTO AN EXISTING STORM DRAIN LINE.
CUTTING PIPE. THE CONTRACTOR SHALL PERFORM ALL WORK OF CUTTING PIPE AND
SPECIAL CAS11NG NECESSARY TO THE ASSEMBLY, ERECTION. AND COMPLETION OF THE
WORK. ALL PIPE SHALL BE CUT TO FIT ACCURATELY, NTH SMOOTH EDGES AND FACES.
THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE CORRECTNESS OF CUTTING AND NO
WI MATERIALS MICH ARE DAMAGED
OR INCORRECTLY CUT.
BORED/JACKED PIPE
CASING OR SMOOTH OUTSIDE WALLED PIPE FOR BORED/JACKED PIPE SHALL BE
INSTALLED. IT SHALL HAVE EVEN BEARING THROUGHOUT ITS LENGTH AND SHALL SLOPE
TOWARD ONE END. SPACE BETWEEN CASING AND PIPELINE SHALL BE BACKFILLED W11TH
SAND. IF THE PIPE AND CASING ARE INSTALLED BY BORING, THE SPACE AROUND THE
CASING ALSO SHALL BE BACKFILLED NTH GROUT OR SAND. THE ENDS OF SPACE
BETWEEN THE CASING AND THE PIPE SHALL BE SEALED NTH GROUT. THE STRENGTH
OF PIPE DESIGNATED IN THE PLANS OR SPECIFICATIONS IS DETERMINED FOR VERTICAL
ONAL STRENGTH REQUIRED BY BORING/JACKING OPERATIONS
SHALL BE FURNISHED AT THE CONTRACTOR9S EXPENSE.
THE CONTRACTOR SHALL SUBMIT TO THE ENGINEER FOR APPROVAL ALL PLANS OF
BORING/JACKING OPERATIONS PRIOR TO BORING OR JACKING.
ERATIONS SHALL BE CONDUCTED IN A SAFE AND EFFICIENT MANNER,
CONSISTENT NTH CURRENT ACCEPTED PROCEDURES. WATER BORING SHALL NOT BE
PERMITTED. THE CASING PIPE SHALL BE JACKED WITH SUCH PRECISION THAT WILL
ALLOW THE REPLACEMENT OF THE PIPELINE TO THE LINE AND GRADE AS INDICATED ON
THE PLANS.
UPON COMPLETION OF THE INSTALLA11ON OF THE CASING AND INSTALLATION OF THE
PIPELINE TO GRADE, THE VOID BETWEEN THE CASING OR RC PIPE AND THE EXCAVATION
SHALL BE COMPLETELY FILLED NTH SAND, COMPACTED BY THE USE OF AIR-BLOWING
SAND EQUIPMENT OR ANY OTHER MEANS ACCEPTABLE TO THE ENGINEER UPON HIS
APPROVAL.
IT IS THE CONTRACTOR'S RESPONSIBILITY TO MAINTAIN A SAFE OPERATION AT ALL
TIMES. SHOULD THE TUNNEL HEADING OPERATIONS RESULT IN DANGEROUS OR
UNREASONABLE SLOUGHING OF MATERIAL WHICH MAY JEOPARDIZE THE SAFETY OF
WORKERS OR THE STABILITY OF THE SOIL AND ROADWAY ABOVE, THE CONTRACTOR
SHALL FURNISH AND INSTALL BREASTBOARDING AND/OR FACE CLOSURE WITH
SUFFICIENT JACKS TO INHIBIT THE SLOUGHING AND/OR CLOSING THE WORK FACE.
THE CONTRACTOR, BEFORE RESUMING WORK, SHALL FURNISH THE ENGINEER NTH A
DETAILED PLAN OF PRECEDING NTH THE WORK, FOR HIS REVIEW AND APPROVAL.
ANY AND ALL EXPENSES THEREFORE WILL BE CONSIDERED AS INCLUDED IN THE BID
ONAL COMPENSATION WILL BE MADE THEREFORE.
I
MINOR -STRUCTURES
MINOR STRUCTURES. PORTLAND CEMENT CONCRETE MINOR STRUCTURES SHALL
CONFORM, IN DESIGN, MATERIALS, AND CONSTRUCTION, TO THE PROVISIONS OF
SECTIONS 70-1.02 H OF THE STANDARD SPECIFICATIONS AND THESE SPECIAL
PROVISIONS. MANHOLES SHALL CONFORM TO THE CITY OF BAKERSFIELD STANDARDS
S-7 AND S-8. DROP INLETS SHALL CONFORM TO THE CITY OF BAKERSFIELD
STANDARD S-12. TEMPORARY INLET GRATES SHALL CONFORM TO DETAILS ON THE
PLANS.
-
THE PRECAST CYLINDER, TAPER, AND ECCENTRIC FLAT TOP SECTIONS SHALL MEET THE
STRENGTH REQUIREMENT OF ASTM. C-478. EACH SUCCESSIVE MANHOLE SECTION SHALL
OR "KENT SEAL" TO MAKE A
WATERTIGHT JOINT, SHALL BE NEATLY POINTED ON THE INSIDE, AND SHALL BE SET
PLUMB.
A
SURVEY MONUMENT AND FRAME AND COVER NTH ENCASEMENTS SHALL BE ADJUSTED OR
INSTALLED NEW To FINISH GRADE AT THE LOCATIONS SHOWN ON THE PLANS, IN
ACCORDANCE NTH THESE SPECIAL PROVISIONS, AND CITY STANDARD' S-29.
I
�
THE SURFACE OF THE CONCRETE SHALL BE PROTECTED FROM PUBLIC TRAFFIC FOR A
MINIMUM OF THREE DAYS.
.
AT THE OP11ON OF THE CONTRACTOR, MINOR CONCRETE CONTAINING A MINIMUM OF
SEVEN SACKS OF CEMENT PER CUBIC YARD MAY BE USED AND THE 11ME REQUIRED FOR
PROTECTION OF THE CONCRETE SURFACE FROM PUBLIC TRAFFIC SHALL BE REDUCED TO
A MINIMUM OF ONE DAY.
THE MONUMENT WILL BE SET BY OTHERS. THE OWNER WILL PROVIDE SURVEYS.
CONTRACTOR SHALL GIVE THE OWNER 24 HOURS NOTICE WHEN SURVEYS ARE REQUIRED.
�
E CONTRACTOR OR HIS OPERATIONS
THE CONTRACTOR AT NO COST TO THE OWNER.
AN OPEN STREET PERMIT SHALL BE OBTAINED FROM THE CITY OF BAKERSFIELD
LI ENT FOR ANY WORK PERFORMED WITHIN ACCEPTED STREET
RIGHT-OF-WAY. UNLESS SECURED BY A SUBDIVISION AGREEMENT, A DEPOSIT
NEERsS ESTIMATE FOR THE WORK PERFORMED WITHIN THE
RIGHT-OF-WAY AND INSURANCE SHALL BE POSTED PRIOR TO ISSUANCE OF THE
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