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HomeMy WebLinkAboutORD NO 2763ORDINANCE NO. 2763 NEW SERIES AN ORDINANCE OF THE COUNCIL OF THE CITY OF BAKERSFIELD AMENDING CHAPTER 15.12 OF THE BAKERSFIELD MUNICIPAL CODE RELATIVE TO UNIFORM BUILDING CODE. BE IT ORDAINED by the Council of the City of Bakersfield as follows: SECTION 1. That Chapter 15.12 of the Municipal Code of the City of Bakersfield is hereby amended to read as follows: Chapter 15.12 UNIFORM BUILDING CODE Sections: 15.12.010 15.12.020 15 12.030 1512.040 15.12.050 15 12.060 15 12.070 15 12.080 15 12.090 15 12.100 15.12.110 15.12.120 15.12.130 15.12.140 15.12.150 15.12.160 15.12.170 15.12.180 15.12.190 15.12.200 15.12.210 15.12.220 15.12.230 15.12.240 15.12.250 15.12.260 15.12.270 15.12.280 15.12.290 15.12.300 15.12.310 Adoption. Deletions. Modifications. Section 202(h) Section 303(a) Section 304(b) added - Dust abatement. amended - Permit issuance. amended - Plan review fees. Table 3-A amended - Special inspection fees. Section 306(b) amended - Special inspector. Section 306(f) amended - Fabricator acceptance. Section 1001 (1) and (2) and Table 5-A amended - Nurseries and nursing homes. Section 1103 amended - Fire-resistive protection. Section 1718 added - Atriums. Section 1807(a) amended - High rise buildings. Section 1907 amended - High rise buildings. Section 2313 added - Geological or flood hazards. Section 2604(c)(2)G amended - Alternative methods of construction. Section 2907(a) amended - Footings. Section 2907(b) amended Display houses. Section 3304(g) amended Corridor construction alternative. Section 3305(j) amended Handrails. Section 3802(b) amended - Automatic sprinkler systems. Appendix Section 12i5 amended - Applicability of exceptions. Appendix Section 3210 amended Re-roofing. Appendix Section 4901 amended ]Patio covers. Appendix Section 7002 amended - Chapter modification. Section 7003 amended - Word substitutions. Section 7006(a), (b) and (c) amended - Approval requirements. Section 7012(d) amended - Word substitutions. Section 7014(a) and (b) amended -- Word substitutions. Section 7015(b) amended - Grading report. Section 7016 added - Preliminary soil report. 15.12.010 Adoption. Except as provided in this Chapter, that certain building code known and designated as the "Uniform Building Code, 1979 Edition," which code was sponsored and copyrighted by the International Conference of Building Officials and 1979 Standards including the appendix thereto, three (3) copies of which are filed in the office of the City Clerk of the City for use and examination by the public, and each portion and provision thereof, is adopted by reference as modified and amended in this Chapter and is declared to be the building code of the City for the purpose of regulating the erection, construction, enlargement, alteration, repair, moving, removal, demolition, conversion, occupancy, use, height and maintenance of all structures and certain equipment therein specifically regulated within the ~ncorporated limits of the City and providing for the issuance of permits and the collection of fees therefor. 15.12.020 Deletions. The following sections and chapters of the Uniform Building Code, 1979 Edition, or appendix thereto, are not adopted as part of the ordinance codified in this Chapter and are deleted: Section 204, Board of Appeals; Section 205, Violations; Section 7006(g), Issuance; Section 7007, Fees; Chapter 51, Appendix; Chapter 53, Appendix. 15.12.030 Modifications. The sections of the Uniform Building Code, 1979 Edition, mentioned in Sections 15.12.040 through 15.12.310, as adopted by reference, are amended as provided in Sections 15.12.040 through 15.12.310. 15.12.040 Section 202(h) added - Dust abatement. Section 202 is amended by adding paragraph (h) thereto, as follows: (h) The Building Official shall have the authority to require any reasonable means, including the use of water, to prevent dust or other particles from polluting the air and to prevent or abate any nuisance caused by the performance of any of the building or work authorized by this Code. Any person engaged in the doing or causing such building or work to be done shall, by the use of water or other means approved by the Building Official, prevent dust or other particles from polluting the air or becoming a nuisance. 15.12.050 Section 303(a) amended - Permit issuance. Section 303(a) is amended by adding the following paragraphs thereto: Building permits for conversion of private garages to any other use shall not be issued until all necessary clearing and grading of the new parking area has been accomplished and access has been provided thereto from a public street and such work has been approved by the Building Official. Building permits for construction, installation or placement of any building for sale, lease or financing on any lot or parcel, except for mode] homes, or to allow occupancy thereof, for which a final map or parcel map is required by Title 16 of the Bakersfield Municipal Code, shall not be issued until such map thereof, in full compliance with said Title 16 and the Subdivision Map Act, has been filed for record by the County Recorder. Building permits shall not be issued if the use thereof on the land proposed is in violation of the provisions of Title 17 of the Bakersfield Municipal Code. 15.12.060 Section 304(b) amended - Plan review fees. Section 304(b) is amended by reducing the plan review fee from sixty-five percent (65%) to fifty percent (50%) and further amended by addition thereto of Exemptions 1, 2 and 3 to read as follows: Exemptions: 1. Where a plan submitted is substantially similar, with like soil and terrain characteristics, to a plan on which a permit has been issued within the preceding sixty (60) days, the plan ~eview fee shall be one-quarter (1/4) of the applicable building permit fee calculated from Table No. 3-A. 3e 2. A plan review fee shall and repairs of a minor nature. 3. A plan review fee shall not be required not be required for alteration for any dwelling or accessory two thousand two (2) stories in height. 15.12.070 Table 3-A amended - Special inspection fees. 3-A is amended by adding Item Number 5 to read as follows: 5. Special inspections other than those of Section 304(d) .$20.00 15.12.080 Section 306(b Section 306(b) is amended to (b) Special Inspector. qualified person approved by chosen by and responsible to for designing the structure. 15.12.090 Section 306(f) Section 306(f) is amended by follows: EXCEPTION: his discretion based upon testing and/or evaluations by other building thereto of Type V construction of less than (2,000) square feet in floor area and not more than Table ) amended - Special inspector. read as follows: The special inspector shall be a the Building Official and shall be the architect or engineer responsible amended - Fabricator acceptance. adding an unnumbered paragraph as The Building Official may accept fabricators at responsible organizations or agencies. 15.12.100 Section 1001 (1) and (2) and Table 5-A amended - Nurseries and nursing homes. Section 1001 (1) and (2) and Table 5-A are amended by Division 1. under the age of persons). Hospitals, sanitariums, nursing patients and similar buildings (each amending Divisions 1 and 2 to read as follows: Nurseries for the full-time care of children six (6) (each accommodating more than six (6) homes with nonambulatory accommodating more than six (6) persons). Division 2. for children six more than six (6) 15.12.110 Section 1103 Nursing homes for ambulatory patients, homes (6) years of age or over (each accommodating persons). Section 1103 amended - Fire-resistive protection. is amended to read as follows: Section 1103. For fire-resistive protection of exterior walls and openings, as determined by location on property, see Section 504 and Part IV. EXCEPTION: Exterior wall fire protection for one (1) story, unenclosed, accessory use, patio roofs, canopies, awnings, carports, arbors, lath houses, greenhouses and other special purpose roof structures classed as "M" occupancy may be waived upon approval of the Building Official. 15.12.120 Section 1718 added - Atriums. A new Section 1718 (Atriums) is added to read as follows: Section 1718. Atriums. (a) General. Buildings, other than those classed as Group H Occupancy, with automatic sprinkler protection throughout may have atriums complying with the provisions of this Section. Such atriums shall have a minimum opening area and dimension as set forth in Table No. 17-B. (b) Smoke Control System. A mechanically operated air- handling system shall be installed that will exhaust smoke either entering or developed within the atrium. Exhaust openings shall be located in the ceiling or in a smoke trap area immediately adjacent to the ceiling of the atrium. The lowest level of the exhaust openings shall be located above the top of the highest portion of door openings into the atrium. Supply openings sized to provide a minimum of fifty percent (50%) of the exhaust volume shall be located at the lowest level of the atrium. When the height of the atrium is fifty-five (55) feet or less, supply air may be introduced by gravity, provided smoke control is accomplished. When the height of the atrium is more than fifty-five (55) feet, supply air shall be introduced mechanically from the floor of the atrium and be directed vertically toward the exhaust outlets. In atriums over six (6) stories in height or where tenant spaces above the second story are open to the atrium, supplemental supply air may be introduced at upper levels. The exhaust and supply system for the atrium shall operate automatically upon the actuation of the automatic sprinkler system within the atrium or areas open to the atrium or by the actuation of two (2) or more smoke detectors required by this Section. The exhaust and supply equipment shall also be manually operable by controls designed for fire department use. The smoke control system may be separate or integrated with other air-handling systems. When the smoke control mode is actuated, air-handling systems which would interfere with the smoke control system shall be automatically shut down. Enclosed tenant control system building in Section 1807(g), Item No. The atrium smoke control system the following quantities of air: spaces shall be provided with a smoke complying with the requirements of a sprinklered 2 or 3. shall exhaust not less than 1. For atriums having a volume of not more than 600,000 cubic feet, including the volume of any levels not physically separated from the atrium, not less than six (6) air changes per hour nor less than 40,000 cfm. A lesser cfm is acceptable if it can be shown by test that smoke will not migrate beyond the perimeter of the atrium. 2. For atriums having a volume of more than 600,000 cubic feet, including the volume of any levels not physically separated from the atrium, not less than four (4) air changes per hour. Smoke detectors which will automatically operate the atrium smoke control system shall be installed at the perimeter and on the ceiling of the atrium and on the ceiling of each floor level that is open to the atrium. In floor levels open to the atrium, such detectors shall be within fifteen (15) feet of the atrium. in accordance with their listing. Atriums. Atriums shall be separated from less than one (1)-hour fire-resistive Open exit balconies are permitted within Detectors shall be located (c) Enclosure of adjacent spaces by not construction. EXCEPTION: the atrium. e Openings in the atrium enclosure other than fixed glazing shall be protected by tightfitting doors which are maintained automatic-closing in accordance with Section 4306(b) by actuation of a smoke detector or self-closing. Fixed glazed openings in the atrium enclosure shall be equipped with fire windows having a fire-resistive rating of not less than three-fourths (3/4) hour, and the total area of such openings shall not exceed twenty-five percent (25%) of the area of the common wall between the atrium and the room into which the opening is provided. EXCEPTIONS: 1. In Group R, Division 1 Occupancies, openings may be unprotected when the floor area of each guest room or dwelling unit does not exceed one thousand (1,000) square feet and each room or unit has an approved exit riot entering the atrium. 2. In occupancies other than Group R, Division 1, the tenant space may be separated from the atrium by a wired, tempered or laminated glass wall, subject to the following: A. The glass shall be protected by a sprinkler system equipped with 135°F. heads. The sprinkler system shall completely wet the entire surface of the glass wall when actuated. Where there are walking surfaces on both sides of the glass, both sides of the glass shall be so protected. B. The glass shall be in a gasketed frame so installed that the glazing system may deflect without breaking (loading) the glass before the sprinkler system operates. C. Obstructions, such as curtain rods, drapery traverse rods, curtains, drapes or similar materials shall not be installed between the sprinkler and the glass. The separation between the tenant space and the atrium as specified within Exception 2 may be omitted on a maximum of any three (3) floor levels, provided the remaining floor levels are separated as specified herein. (d) Travel Distance. When a required exit enters the atrium space, the travel distance from the doorway of the tenant space to an enclosed stairway, horizontal exit, exterior door or exit passageway shall not exceed one hundred (100) feet. (e) Group I Occupancy Exits. In Group I Occupancies, other than jails, prisons and reformatories, sleeping rooms shall not be permitted to have required exits through the atrium. (f) Occupancy Separation Exceptions. The vertical portion of the occupancy separation which omitted between a Group B, Division 2 Occupancy office or sales area or Group A, Division 3 Occupancy and Group R, Division 1 apartment or guest room located on another level. (g) Standby Power. The smoke control system for the atrium and the smoke control system for the tenant space are to be provided with standby power as required in Section 1807(i). The Fire Chief ~s authorized to require that standby power be available for f~re pumps for the on-site fire extinguishing system. (h) Interior Finish. The interior finish of walls and ceilings of the atrium and all unseparated tenant spaces allowed under the last paragraph of Subsection (c) above shall be Class I with no reduction in class for sprinkler protection. (i) Acceptance of the Smoke Control System. Before the Certificate of Occupancy is issued, the smoke control systems shall be tested in an approved manner and shall show compliance with the requirements of this Section. (j) Inspection of the Smoke Control Systems. All operating parts of the smoke control systems shall be tested by an approved inspection agency or by the owner or his representative when so approved. Such inspections shall be made every three (3) months and a log of the tests be kept by the testing agency. The log shall be on the premises and available for examination by fire department personnel. (k) Combustible Furnishings in Atriums. combustible furnishings in atriums shall not in the Fire Code. The quantity of exceed that specified (1) Definition. "Atrium" is an opening through two (2) or more floor levels other than enclosed stairways, elevators, hoistways, escalators, plumbing, electrical, air-conditioning or other equipment, which is closed at the top and is not defined as a mall. (m) The required fire restrictive construction for atriums may not be waived by an automatic sprinkler system, nor shall the area increases of Section 506 and the building height increases of Section 507 be compounded by the installation of an automatic sprinkler system. TAB]dE NO. 17-B - ATRIUM OPENING AND AREA Minimum Height in Stories Clear Opening* (FL) Minimum Area (Sq. Ft.) 3-4 20 400 5-7 30 900 8 or more 40 1600 *The specified dimensions are the diameters of inscribed circles whose centers fall on a common axis for the full height of the atrium. 15.12.130 Section 1807(a) amended - High rise buildings. Section 1807(a) is amended to read as follows: (a) Scope. This section shall apply to all buildings having floors used for human occupancy located more than seventy- five (75) feet above the lowest level of fire department vehicle access. Such buildings shall be provided with an approved automatic sprinkler system in accordance with Section 1807(c). The safe area of refuge alternate of Section 1807(1) shall not apply. 15.12.140 Section 1907 amended - High rise buildings. Section 1907 is amended to read as follows: Section 1907. Type II-F.R. buildings shall comply with the special provisions on high rise buildings in Section 1807, as amended. EXCEPTION: The reduction provisions for roofs in Section t807(m), Item No. 1, are not permitted. e 15.12.150 Section 2313 added - Geological or Section 2313 is added to read as follows: Section 23L3 Geological or Flood Hazards. If flood hazards. in the opinion of the Building Director a structure to be used for human habita- tion or occupancy is proposed to be located such that it would be subject to geological or flood hazards or mud slide, to the extent that it would endanger human life or safety, a permit to construct shall be denied, unless corrective work satisfactory to the Building Director can be done to eliminate or sufficiently reduce the hazard. No structures shall be permitted where prohibited under the City flood plain ordinance. The Building Director, in formulating his opinion as to the extent of the hazard, may take into consideration such data as is available from federal, state and local agencies having information and knowledge relative to such hazardous conditions. He may require applicants to furnish geological and/or engineering studies, reports and recommendations for corrective work, sufficient to establish the safety of the proposed structure, and for which a qualified registered geologist and/or engineer shall assume full responsibility. 15.12.160 Section 2604(c)(2)G amended - Alternative methods of construction. Section 2604(c)(2)G is amended by adding the following paragraph to read as follows: EXCEPTION: The Soil Engineer stipulated in Chapter 70 Appendix may substitute approved alternate methods of construction for requirements of this Section and Section 2604(c)(2)F. 15.12.170 Section 2907(a) amended - Footings. Section 2907(a) is amended by adding a second paragraph to subsection 2907(a) to read as follows: All perimeter concrete or masonry foundations or foundation walls for buildings of Group R Occupancies, including garage attached, shall be reinforced with a minimum of two (2) continuous one-half (1/2) inch reinforcing bars. One (1) bar shall be placed two (2) inches from the top and the other bar three (3) inches from the bottom of the foundation or foundation wall. 10. 15.12.180 2907(b) 3. display Section 2907(b) amended Display houses. Section is amended by adding a third exception to read as follows: Residential buildings used solely for the purpose of as a model residence may be erected or placed upon land for a period of time not to exceed twenty-four (24) months without the construction of the required concrete foundation upon issuance of a permit by the Building Official. The Building Official shall approve the temporary foundation to proposed location of, any such building. shall be granted by the Building Official be used for, and the No permit hereunder unless and until the applicant the amount of Fifteen Hundred the removal of the building. Prior to construction of for the building at or before files with the Official a faithful performance bond in Dollars ($1,500.00) guaranteeing the required concrete foundations the expiration of the twenty-four (24)-month perio~l, in the event the building is to remain permanently at this location, all permits required under this Code for the construction of %he foundation and the installation of all other facilities to complete the building on its permanent location shall be obtained from the Building Official. 15.12.190 Section 3304(g) amended Corridor construction alternative. Section 3304(g) is amended by adding a new paragraph to read as follows: Where an automatic sprinkler system is installed throughout the building and the attic area directly above the one-hour corridor ceiling membrane is protected by sprinkler heads at approved spacing and width, and an approved smoke detection system with an alarm intended to give early warning protection is installed, the one-hour corridor walls may terminate at the ceiling membrane, and the one-hour ceiling assembly need only consist of materials approved for one-hour construction on the corridor side. 15.12.200 Section 3305(j) amended - Handrails. Section 3305(j) is amended by adding a third exception to read as follows: 11. 3. Stairways having less than four (4) risers and serving one (1) individual dwelling unit in Group R, Division 1 or 3, or Group M Occupancies need not have handrails. 15.12.210 Section 3802(b) amended - Automatic sprinkler systems. Secton 3802(b) in which such e is amended systems are All Occupancies. by adding a seventh group of locations required, to read as follows: A. New Buildings. (1) Throughout all new buildings where the total building area exceeds ten thousand (10,000) square feet, area separation walls notwithstanding. To be classed as another purpose of this subsection, the exterior wall by twenty (20) feet from the exterior wall of Unenclosed overhangs, balconies, arcades and the like may encroach a maximum of three (3) feet from each exterior wall or assumed exterior wall line. EXCEPTION: Buildings used solely to house family dwelling units as defined by this Code - two (2) stories and under. (2) Throughout all new buildings containing a group A-l, A-2 or A-2.1 occupancy in any portion of the building. B. Existing Buildings. (1) In buildings where a full automatic sprinkler protection system exists and where said buildings undergo remodeling and/or alterations or additions, the automatic sprinkler system shall be kept in good operable condition and be extended to include additions, area separation walls notwithstanding. (2) In buildings where an automatic sprinkler system does not exist, and the floor area is increased fifty percent (50%) or more within a twelve (12)-month period, and the floor area exceeds ten thousand (10,000) square feet before or after the addition, an automatic sprinkler system shall be installed throughout the total building. (3) Throughout existing buildings where the assembly occupant load in any one (1) room is increased fifty percent (50%) within a twelve (12)-month period and exceeds three hundred (300) people. building, for the must be separated another building. 12. 15.12.220 exceptions. thereto the following: The exceptions stated in paragraph apply. Appendix Section 1215 amended - Applicability of Section 1215 of the Appendix is amended by adding (i) of this Section shall 15.12.230 Appendix Section 3210 amended - Re-roofing. Section 3210 of the Appendix is amended by adding thereto a second paragraph to read as follows: EXCEPTION: Roofs not requiring a fire-retardant roof-covering shall be exempt, except owners may waive exemption and take out a permit and receive inspection. 15.12.240 Appendix Section 4901 amended - Patio covers. Section 4901 of the Appendix is amended by amending the last sentence thereof to read as follows: Patio covers shall be used only for recreational, outdoor living purposes and as carports, but not as garages, storage rooms or habitable rooms. 15.12.250 Appendix Section 7002 amended - Chapter modification. Section 7002 of the Appendix is amended by adding a second paragraph to read as follows: The Building Official may, after acceptance and approval of a civil engineer's report, waive or modify any requirement of this Chapter if he determines the modification or waiver will provide for the public safety and will not violate good construction practices. Section 7002 is further amended by substituting the word "approvals" for the words "issuance of permits." 15.12.260 Section 7003 amended - Word substitutions. The heading of Secion 7003 is amended to read: "Approvals Required." Section 7003 is amended by substituting the words "an approval" for the words "a grading permit." 15.12.270 Section 7006(a), (b) and (c) amended - Approval requirements. Subsections (a), (b) and (c) of Section 7006 are amended to read as follows: 13. Section 7006(a) Approval Required. Except as exempted in Section 7003 of this Code, no person shall do any grading without first obtaining approval from the Building Official. A separate approval shall be required for each site and may cover both excavations and fills. (b) Application. The application for approval shall be in the form of a preliminary report indicating grading work to be done. (c) Plans and Specifications. When required by the Building Official, each application for approval shall be accompanied by two (2) sets of plans and specifications and supporting data consisting of a soil engineering report and engineering geology report. The plans and specifications shall be prepared and signed by a civil engineer when required by the Building Official. 15.12.280 Section 7012(d) amended - Word substitutions. Section 7012(d) is amended by substituting the words "Public Works Director" for "Building Official and/or other appropriate jurisdiction." 15.12.290 Section 7014(a) and (b) amended - Word substitutions. Subsection (a) of Section 7014 is amended by substituting the words "an approval" for the words "a permit"; Subsection (b) of Section 7014 is amended by addition of the words "and for new subdivisions" after the words "cubic yards," and substituting the word "applicant" for "permittee." 15.12.300 Section 7015(b) amended - Grading report. Subsection (b) of Section 7015 is amended word "applicant" for the word "permittee" following paragraph: by substituting the and by adding the The Building Director of the City of Bakersfield shall not approve any building permit on any lot within any new subdivision until the final grading report as required has been submitted to him, approved by him and final grading report certificate, signed and issued by the City Engineer, has been recorded with the County Recorder of Kern County. 15.12.310 Section 7016 added - Preliminary soil report. A new Section 7016 is added to read as follows: 14. Section 7016. Preliminary Soil Report. (a) A preliminary soil report, prepared by a soil engineer, shall be made of every new subdivision. This report shall be based upon adequate test borings, excavations, soil and chemical tests approved by the Building Official. EXCEPTION: The Building Official may waive the requirements for a preliminary soil report if he determines there is adequate knowledge available to the department of the soil qual~ties of the particular subdivision or lot. (b) Corrective Actlon Recommendations. If the preliminary soil report indicates the presence of critically expansive soils, soil sulfate or other soil problems which, if not corrected, would lead to structural defects, the soils engineer, in his report, shall recommend corrective action to prevent structural damage to each building or structure proposed to be constructed on the soil investigated. Required corrective work shall be done under permit and in compliance with all applicable provisions of this Code. SECTION 2. This ordinance shall be posted in accordance with the City Charter provisions and shall become effective thirty (30) days from and after the date of its passage. ......... o0o ......... 15. I HEREBY CERTIFY that the foregoing Ordinance was passed and adopted by the Council of the City of Bakersfield at a regular meeting thereof held on the 21st day of July , 1982, by the following vote: CITY CLERK/and ~x officio clerk of Council of the City of Bakersfield the , 1982 APPROVED as to form: Bakersfield AJS:mm 16. Aff~av~ of ~ost~ng ~r~uan~es STATE OF CALIFORNIA, ~ County of Kern ~ ss. PHILIP KELMAR, being duly sworn, deposes and says: That he/s the duly appointed, acting and qualified City Clerk of the City of Bakersfield; and that on July 23, 19.....8....2... he posted on the Bulletin Board at the City Hall, a full, true and correct copy of an ordinance passed by the Council of said City at a meeting thereof duly held on ...................~!..u....1..~......~..1...= .................................................., 19...~..., which ordinance 2763 wa~ numbere& ...............................................New Series, und entitled: An Ordinance o£ the Council of the City of Bakersfield amending Chapter 15.12 of the Bakersfield Municipal Code relative to Uniform Building Code. Subscribed and sworn to before me this 26th ~ f July m 82 ........... (lay e ...................... .~ ......................., ~o ............ ...... ............