|Adopt entire CA chapter||X|
|Adopt entire chapter as
sections listed below)
|Adopt only those sections
that are listed below
The state agency does not adopt sections identified by the following symbol: †.
Division 4.1 Planning and Design
Alterations utilizing GreenPoint Rated must submit documentation to verify the use of low-emitting materials meeting the GreenPoint Rated Multifamily New Homes measures for low-emitting coatings, adhesives and sealants, and carpet systems.
|SIGNIFICANT HISTORICAL ARCHITECTURAL FEATURES||PERCENT RETAINED*||ADJUSTMENT TO MINIMUM LEED POINT REQUIREMENT||ADJUSTMENT TO MINIMUM GREEN- POINTS REQUIREMENT|
|Windows @ principal façade(s)||100%||4||15|
|Other windows||At least 50%||1||3|
|Exterior doors @ principal façade(s)||100%||1||3|
|Siding or wall finish @ principal façade(s)||100%||1||4|
|Trim & casing @ wall openings on principal façade(s)||100%||1||3|
|Roof cornices or decorative eaves visible from right-of-way||100%||1||3|
|Sub-cornices, belt courses, water tables, and running trim visible from right-of-way||100%||1||3|
|Character-defining elements of significant interior spaces||100%||4||15|
|Other exterior ornamentation (e.g. cartouches, corbels, quoins, etc.) visible from
- Where the building demolished was an historical resource, the required points shall be increased by 10 points.
- Where the building demolished was not an historical resource, the required points shall be increased by 6 additional points.
- Where the building demolished was not an historical resource and the number of dwellings in the residential portion of the replacement structure are tripled, the required points shall be increased by 5 additional points.
- Where the building demolished was an historical resource, the required points shall be increased by 25 additional points.
- Where the building demolished was not an historical resource, the required points shall be increased by 20 additional points.
- Where the building demolished was not an historical resource and the number of dwellings in the residential portion of the replacement structure are tripled, the required points shall be increased by 17 additional points.
Projects which disturb less than one acre of soil and are not part of a larger common plan of development which in total disturbs one acre or more, shall manage storm water drainage during construction. In order to manage storm water drainage during construction, one or more of the following measures shall be implemented to prevent flooding of adjacent property, prevent erosion and retain soil runoff on the site.
- Retention basins of sufficient size shall be utilized to retain storm water on the site.
- Where storm water is conveyed to a public drainage system, collection point, gutter or similar disposal method, water shall be filtered by use of a barrier system, wattle or other method approved by the enforcing agency.
- Compliance with a lawfully enacted storm water management ordinance.
Construction plans shall indicate how the site grading or drainage system will manage all surface water flows to keep water from entering buildings. Examples of methods to manage surface water include, but are not limited to, the following:
- Water collection and disposal systems
- French drains
- Water retention gardens
- Other water measures which keep surface water away from buildings and aid in groundwater recharge.
Exception: Additions and alterations not altering the drainage path.
New construction and major alterations shall comply with Sections 184.108.40.206, 220.127.116.11, or 18.104.22.168, to provide electrical capacity and infrastructure to facilitate future installation and use of EV chargers, such that the project will be capable of providing EV charging services at 100% of off-street parking spaces provided for passenger vehicles and trucks. Electric vehicle supply equipment (EVSE) shall be installed in accordance with the San Francisco Building Code and the San Francisco Electrical Code, subject to the following exceptions:
- On a case-by-case basis, where the Director has determined EV charging and infrastructure are not feasible based upon one or more of the following conditions:
- Where there is no commercial power supply.
- Where there is evidence substantiating that meeting the requirements will alter the local utility infrastructure design requirements on the utility side of the meter so as to increase the utility side cost to the homeowner or the developer by more than $400 per parking space. In such cases, buildings subject to Section 4.106.4 shall maximize the number of EV Charging Spaces, up to a utility side cost of a maximum of $400 per space. Cost shall be determined by dividing the increase in local utility infrastructure cost attributable to compliance with this section by the sum of parking spaces and EV Charging Spaces.
- Accessory Dwelling Units (ADU) and Junior Accessory Dwelling Units (JADU) without additional parking facilities.
- In major alterations, where there is evidence substantiating that meeting the requirements of this section presents an unreasonable hardship or is technically infeasible, the Director may consider an appeal from the project sponsor to reduce the number of EV Charging Spaces required or provide for EV charging elsewhere.
- Where a project is undertaken specifically to meet the City's Mandatory Seismic Retrofit Program as required under Chapter 4A, 4B, or 4D of the San Francisco Existing Building Code.
- The EV space shall be located adjacent to an accessible parking space meeting the requirements of the California Building Code, Chapter 11A, to allow use of the EV charger from the accessible parking space.
- The EV space shall be located on an accessible route, as defined in the California Building Code, Chapter 2, to the building.
Note: Electric vehicle charging stations serving public housing are required to comply with the California Building Code, Chapter 11 B.
Unless otherwise specified by Planning Code Section 154, EV spaces shall be designed to comply with the following:
- The minimum length of each EV space shall be 18 feet (5486 mm).
- The minimum width of each EV space shall be 9 feet (2743 mm).
- Surface slope for this EV space and the aisle shall not exceed 1 unit vertical in 48 units horizontal (2.083 percent slope) in any direction.
- Notwithstanding any other applicable requirements, when an EV charger is installed serving an accessible parking space, the space may be considered a parking space if the duration of stay is not subject to any limitations different from those generally applied to other publicly accessible parking spaces in the same parking area. If the duration of stay in an accessible space equipped with an EV charger is subject to limitations different from those generally applied to other publicly accessible parking spaces in the same parking area, the space is not a parking space.
- Accessible spaces must meet the dimensions specified above, Planning Code Section 154, or other applicable accessibility requirements. whichever would result in the largest space size.
- For a minimum of 10% of EV Spaces and in no case less than two EV Spaces when the total number of EV Spaces is two or more, install a full circuit with minimum of 40-Amp 208 or 240 Volt capacity per EV Space, including listed raceway, sufficient electrical panel service capacity, overcurrent protection devices, wire, and suitable listed termination point such as a receptacle. The termination point shall be in close proximity to the proposed EV charger location. Calculations for the number of EV Spaces shall be rounded up to the nearest whole number.
- Branch circuit panelboard(s) shall be installed at each parking level with service capacity to deliver a minimum 40 amperes at 208 or 240 volts multiplied by 20% of the total number of EV Spaces. The panelboard(s) shall have sufficient space to install a minimum of one 40-ampere dedicated branch circuit and overcurrent protective device per EV Space up to a minimum of 20% of the total number of EV Spaces. The circuits and overcurrent protective devices shall remain reserved exclusively for EV charging.
Exception: Circuits and overcurrent protective devices in panelboards not located on the same level may contribute to the requirements of 22.214.171.124.4(b), provided the circuits are reserved exclusively for EV charging. For example, the circuit serving an EV Space dedicated to a condominium owner may connect to the electrical panelboard of the corresponding condominium.
- For all EV Spaces not required to install full circuits or raceway per Section 126.96.36.199.4(a):
- Provide sufficient space for future installation of additional electrical panelboard(s) to support a 40 ampere 208 or 240 Volt capacity branch circuit and overcurrent protection device per EV Space, or equivalent consistent with Section 188.8.131.52.4.1; or
- Provide space in installed electrical panelboard(s) to support installation of a 40 ampere 208 or 240 Volt capacity branch circuit and overcurrent protection device per EV Space, or equivalent consistent with Section 184.108.40.206.4.1.
- Install raceway or sleeves where penetrations to walls, floors, or other partitions will be necessary to install panels, raceways, or related electrical components necessary per site conditions for future installation of branch circuits. All such penetrations must comply with applicable codes, including but not limited to the San Francisco Electrical Code and the San Francisco Fire Code.
- Construction documents, including electrical engineering and design related documents, shall demonstrate that the electrical service capacity and electrical system, including any on-site distribution transformer(s), can charge EVSE at a minimum of 20% of the total number of EV Spaces simultaneously, at the full rated amperage of the EVSE or a minimum of 40 amperes per branch circuit, as modified by Section 220.127.116.11.4.1 Electric Vehicle Fast Charging Spaces. As appropriate, construction documents shall provide information on raceway method(s), wiring schematics, anticipated EV load management system design(s), and electrical load calculations.
- Electric vehicle charging infrastructure and housing are critical priorities for the City and County of San Francisco. Where provisions of this Section 18.104.22.168.4 require the installation of an electrical transformer, and such transformer cannot be accommodated on the project site due to the combination of project site dimensions, San Francisco Building Code, San Francisco Electrical Code, and applicable utility regulations, the Director of Public Works is encouraged to issue a Sidewalk Vault Encroachment Permit, provided that the fronting property owner complies with all requirements governing street occupancy, including but not limited to the San Francisco Public Works Code and Department of Public Works Order 165,553.
- An EV load management system may be necessary in order to provide EV charging at more than 20% of EV Spaces.
- This section does not require EV chargers to be installed.
- Installation of one EV Fast Charger may reduce the number of EV Spaces required under Section 22.214.171.124.4(a) by up to five EV Spaces, provided that the project includes at least one EV Space equipped with a full circuit able to deliver 40-Amp 208 or 240 Volt capacity to the EV Space, including listed raceway, sufficient electrical panel capacity, overcurrent protection devices, wire, and suitable listed termination point such as a receptacle.
The electrical panel board(s) provided at each parking level served by EV Fast Chargers shall have sufficient capacity to supply each EV Fast Charger with a minimum of 30 kW AC in addition to the capacity to serve any remaining EV Spaces required under Section 126.96.36.199.4(a) with a minimum of 40 amperes per circuit at 208 or 240 volts per EV Space.
- After the requirements of 188.8.131.52.4(a) are met, each planned EV Fast Charger may reduce the number of planned EV Spaces required under 184.108.40.206.4(c) by up to five spaces. Electrical engineering design and construction documents shall indicate the raceway termination point and proposed location of future EV fast charger spaces and EV fast chargers. Electrical engineering design and construction documents shall also provide information on amperage of EV fast chargers, raceway method(s), wiring schematics, and electrical load calculations to verify that the electrical panel service capacity and electrical system has sufficient capacity to simultaneously operate all installed EV fast chargers at the full rated amperage of the EV fast charger(s) and simultaneously serve any remaining spaces required by 220.127.116.11.4(a). Raceways and related components that are planned to be installed underground, enclosed, inaccessible, or in concealed areas and spaces shall be installed at the time of original construction.
- Construction documents are intended to demonstrate the project's capability and capacity for facilitating future EV charging.
- There is no requirement for EV spaces to be constructed or available until EV chargers are installed for use.
- A parking space served by electric vehicle supply equipment or designed as a future EV charging space shall count as at least one standard automobile parking space for the purpose of complying with any applicable minimum parking space requirements established by a local jurisdiction. See Vehicle Code Section 22511.2 for further details.
Division 4.2 Energy Efficiency
- Newly constructed Group R occupancy buildings which are 4 occupied floors or greater, and less than or equal to 10 or fewer occupied floors and which apply for a building permit on or after January 1, 2017 shall install solar photovoltaic systems and/or solar thermal systems in the solar zone required by California Code of Regulations (CCR), Title 24, Part 6 Section 110.10.
- The minimum solar zone area for the project shall be calculated under Title 24, Part 6, Section 110.10(b) through (e), as applicable, and Residential Compliance Manual Chapter 7 or Nonresidential Compliance Manual Chapter 9, as applicable, except as provided below.
- For High Rise Multifamily Buildings and Hotel/Motel Occupancies, Exceptions 3 and 5 to Title 24, Part 6, Section 110.10(b)1B may be applied in the calculation of the minimum solar zone area. Exceptions 1, 2, and 4 may not be applied in the calculation. For High Rise Multifamily Buildings and Hotel/Motel Occupancies subject to Planning Code Section 149, Exception 5 may be applied in the calculation of the minimum solar zone area, and Exceptions 1, 2, 3, and 4 may not be applied in the calculation.
- Buildings with a calculated minimum solar zone area of less than 150 contiguous square feet due to limited solar access under Exception 5 to Title 24, Part 6, Section 110.10(b)1A or Exception 3 to Title 24, Part 6, Section 110.10(b)1B are exempt from the solar energy requirements in this Section 4.201.2.
- The sum of the areas occupied by solar photovoltaic collectors and/or solar thermal collectors must be equal to or greater than the solar zone area. The solar zone shall be located on the roof or overhang of the building, or on the roof or overhang of another structure located within 250 feet of the building or on covered parking installed with the building project. Solar photovoltaic systems and solar thermal systems shall be installed in accord with: all applicable State code requirements, including access, pathway, smoke ventilation, and spacing requirements specified in CCR Title 24, Part 9; all applicable local code requirements; manufacturer's specifications; and the following performance requirements:
- Solar photovoltaic systems: The total nameplate capacity of photovoltaic collectors shall be at least 10 WattsDC per square foot of roof area allocated to the photovoltaic collectors.
- Solar thermal systems: Single family residential solar domestic water heating systems shall be OG-300 System Certified by either the Solar Rating and Certification Corporation (SRCC) or the International Association of Plumbing and Mechanical Officials (IAPMO). Solar thermal systems installed in all Group R occupancy buildings other than single family residences shall use collectors with OG-100 Collector Certification by SRCC or IAPMO, shall be designed to generate annually at least 100 kBtu per square foot of roof area allocated to the solar thermal collectors. Systems with at least 500 square feet of collector area shall include a Btu meter installed on either the collector loop or potable water side of the solar thermal system.
- Approval by the Planning Department of compliance with the Better Roof requirements, including the Living Roof alternative, as provided in Planning Code Section 149, shall be accepted for compliance with San Francisco Green Building Code Section 4.201.2(a) through (c). The requirements of CCR Title 24, Part 6, Section 110.10 for the solar zone shall still apply.
Division 4.3 Water Efficiency and Conservation
- All-electric buildings. A newly constructed all-electric building shall be designed and constructed such that the Total Energy Design Rating and Energy Efficiency Design Rating for the proposed building are no greater than the corresponding Energy Design Ratings for a Standard Design Building compliant with California Title 24 Part 6 Energy Standards.
- Mixed-fuel low-rise residential buildings. A newly constructed mixed-fuel low-rise residential building shall:
- Be designed and constructed such that the Energy Efficiency Design Rating for the proposed building is no greater than the Energy Efficiency Design Rating for the Standard Design Building; and
- Be designed and constructed such that the Total Energy Design Rating for the proposed building is 14 or less, as calculated by compliance software approved by the California Energy Commission.
Exception: Mixed-fuel low-rise residential buildings with limited solar access are excepted if a photovoltaic (PV) system meeting the minimum requirements as specified in California Energy Standards Joint Appendix JA11 is installed on all available areas of 80 contiguous square feet or more with effective annual solar access. Effective annual solar access shall be 70% or greater of the output of an unshaded PV array on an annual basis, wherein shade is due to existing permanent natural or human-made barriers external to the dwelling, including but not limited to trees, hills, and adjacent structures.
- Mixed-fuel high-rise residential buildings. A newly constructed mixed-fuel high-rise residential building shall be designed and constructed such that the Energy Budget for the proposed building is no greater than 90% of the Title 24 Part 6 Energy Budget for the Standard Design Building as calculated by compliance software approved by the California Energy Commission.
The effective flush volume of all water closets shall not exceed 1.28 gallons per flush. Tank-type water closets shall be certified to the performance criteria of the U.S. EPA WaterSense Specification for Tank-type Toilets.
Note: The effective flush volume of dual flush toilets is defined as the composite, average flush volume of two reduced flushes and one full flush.
The maximum flow rate of kitchen faucets shall not exceed 1.8 gallons per minute at 60 psi. Kitchen faucets may temporarily increase the flow above the maximum rate, but not to exceed 2.2 gallons per minute at 60 psi, and must default to a maximum flow rate of 1.8 gallons per minute at 60 psi.
Note: Where complying faucets are unavailable, aerators or other means may be used to achieve reduction.
When installed, shall meet the requirements in the California Code of Regulations, Title 20 (Appliance Efficiency Regulations), Sections 1605.1(h)(4) Table H-2, Section 1605.3(h)(4)(A), and Section 1607(d)(7), and shall be equipped with an integral automatic shutoff.
FOR REFERENCE ONLY: The following table and code section have been reprinted from the California Code of Regulations, Title 20 (Appliance Efficiency Regulations), Section 1605.1(h)(4) and Section 1605.3(h)(4)(A).
[spray force in ounce force (ozf)]
|Product Class 1 (≤ 5.0 ozf)||
|Product Class 2 (> 5.0 ozf and ≤ 8.0 ozf)||
|Product Class 3 (> 8.0 ozf)||
Title 20 Section 1605.3(h)(4)(A): Commercial prerinse spray valves manufactured on or after January 1, 2006, shall have a minimum spray force of not less than 4.0 ounces-force (ozf) [113 grams-force (gf)].
4.303.2 Submeters for Multifamily Buildings and Dwelling Units in Mixed-Use Residential/Commercial Buildings
Division 4.4 Material Conservation and Resource Efficiency
Recycle and/or salvage for reuse a minimum of 65 percent of the nonhazardous construction and demolition waste in accordance with either Section 4.408.2, 4.408.3 or 4.408.4, or meet a more stringent local construction and demolition waste management ordinance.
- Excavated soil and land-clearing debris.
- Alternate waste reduction methods developed by working with local agencies if diversion or recycle facilities capable of compliance with this item do not exist or are not located reasonably close to the jobsite.
- The enforcing agency may make exceptions to the requirements of this section when isolated jobsites are located in areas beyond the haul boundaries of the diversion facility.
Submit a construction waste management plan in conformance with Items 1 through 5. The construction waste management plan shall be updated as necessary and shall be available during construction for examination by the enforcing agency.
- Identify the construction and demolition waste materials to be diverted from disposal by recycling, reuse on the project or salvage for future use or sale.
- Specify if construction and demolition waste materials will be sorted on-site (source-separated) or bulk mixed (single stream).
- Identify diversion facilities where the construction and demolition waste material will be taken.
- Identify construction methods employed to reduce the amount of construction and demolition waste generated.
- Specify that the amount of construction and demolition waste materials diverted shall be calculated by weight or volume, but not by both.
Utilize a waste management company, approved by the enforcing agency, which can provide verifiable documentation that the percentage of construction and demolition waste material diverted from the landfill complies with Section 4.408.1.
Note: The owner or contractor may make the determination if the construction and demolition waste materials will be diverted by a waste management company.
- Sample forms found in "A Guide to the California Green Building Standards Code (Residential)" located at http://www.hcd.ca.gov/building-standards/calgreen/cal-green-form.shtml may be used to assist in documenting compliance with this section.
- Mixed construction and demolition debris (C&D) processors can be located at the California Department of Resources Recycling and Recovery (CalRecycle).
At the time of final inspection, a manual, compact disc, web-based reference or other media acceptable to the enforcing agency which includes all of the following shall be placed in the building:
- Directions to the owner or occupant that the manual shall remain with the building throughout the life cycle of the structure.
- Equipment and appliances, including water-saving devices and systems, HVAC systems, photovoltaic systems, electric vehicle chargers, water-heating systems and other major appliances and equipment.
- Roof and yard drainage, including gutters and downspouts.
- Space conditioning systems, including condensers and air filters.
- Landscape irrigation systems.
- Water reuse systems.
- Information from local utility, water and waste recovery providers on methods to further reduce resource consumption, including recycle programs and locations.
- Public transportation and/or carpool options available in the area.
- Educational material on the positive impacts of an interior relative humidity between 30—60 percent and what methods an occupant may use to maintain the relative humidity level in that range.
- Information about water-conserving landscape and irrigation design and controllers which conserve water.
- Instructions for maintaining gutters and downspouts and the importance of diverting water at least 5 feet away from the foundation.
- Information on required routine maintenance measures, including, but not limited to, caulking, painting, grading around the building, etc.
- Information about state solar energy and incentive programs available.
- A copy of all special inspection verifications required by the enforcing agency or this code.
- Information from CAL FIRE on maintenance of defensible space around residential structures.
Division 4.5 Environmental Quality
ADHESIVE VOC LIMIT1, 2
Less Water and Less Exempt Compounds in Grams per Liter
|ARCHITECTURAL APPLICATIONS||VOC LIMIT|
|Indoor carpet adhesives||50|
|Carpet pad adhesives||50|
|Outdoor carpet adhesives||150|
|Wood flooring adhesive||100|
|Rubber floor adhesives||60|
|Ceramic tile adhesives||65|
|VCT and asphalt tile adhesives||50|
|Drywall and panel adhesives||50|
|Cove base adhesives||50|
|Multipurpose construction adhesives||70|
|Structural glazing adhesives||100|
|Single-ply roof membrane adhesives||250|
|Other adhesives not specifically listed||50|
|Plastic cement welding||250|
|Adhesive primer for plastic||550|
|Special purpose contact adhesive||250|
|Structural wood member adhesive||140|
|Top and trim adhesive||250|
|SUBSTRATE SPECIFIC APPLICATIONS|
|Metal to metal||30|
|Porous material (except wood)||50|
- If an adhesive is used to bond dissimilar substrates together, the adhesive with the highest VOC content shall be allowed.
- For additional information regarding methods to measure the VOC content specified in this table, see South Coast Air Quality Management District Rule 1168.
Finish materials shall comply with this section.
SEALANT VOC LIMIT
Less Water and Less Exempt Compounds in Grams per Liter
|Single-ply roof membrane||450|
Adhesives, sealants and caulks used on the project shall meet the requirements of the following standards unless more stringent local or regional air pollution or air quality management district rules apply:
- Adhesives, adhesive bonding primers, adhesive primers, sealants, sealant primers, and caulks shall comply with local or regional air pollution control or air quality management district rules where applicable or SCAQMD Rule 1168 VOC limits, as shown in Table 4.504.1 or 4.504.2, as applicable. Such products also shall comply with the Rule 1168 prohibition on the use of certain toxic compounds (chloroform, ethylene dichloride, methylene chloride, perchloroethylene and trichloroethylene), except for aerosol products, as specified in Subsection 2 below.
- Aerosol adhesives, and smaller unit sizes of adhesives, and sealant or caulking compounds (in units of product, less packaging, which do not weigh more than 1 pound and do not consist of more than 16 fluid ounces) shall comply with statewide VOC standards and other requirements, including prohibitions on use of certain toxic compounds, of California Code of Regulations, Title 17, commencing with Section 94507.
Verification of compliance with this section shall be provided at the request of the enforcing agency. Documentation may include, but is not limited to, the following:
- Manufacturer's product specification.
- Field verification of on-site product containers.
All carpet installed in the building interior shall meet the requirements of the California Department of Public Health, "Standard Method for the Testing and Evaluation of Volatile Organic Chemical Emissions from Indoor Sources Using Environmental Chambers," Version 1.2, January 2017 (Emission testing method for California Specification 01350).
See California Department of Public Health's website for certification programs and testing labs.
VOC CONTENT LIMITS FOR ARCHITECTURAL COATINGS2, 3
Grams of VOC per Liter of Coating,
Less Water and Less Exempt Compounds
|COATING CATEGORY||VOC LIMIT|
|Nonflat-high gloss coatings||150|
|Aluminum roof coatings||400|
|Basement specialty coatings||400|
|Bituminous roof coatings||50|
|Bituminous roof primers||350|
|Concrete curing compounds||350|
|Dry fog coatings||150|
|Faux finishing coatings||350|
|Fire resistive coatings||350|
|Graphic arts coatings (sign paints)||500|
|High temperature coatings||420|
|Industrial maintenance coatings||250|
|Low solids coatings1||120|
|Magnesite cement coatings||450|
|Mastic texture coatings||100|
|Metallic pigmented coatings||500|
|Pretreatment wash primers||420|
|Primers, sealers, and undercoaters||100|
|Reactive penetrating sealers||350|
|Rust preventative coatings||250|
|Specialty primers, sealers and undercoaters||100|
|Swimming pool coatings||340|
|Traffic marking coatings||100|
|Tub and tile refinish coatings||420|
- Grams of VOC per liter of coating, including water and including exempt compounds.
- The specified limits remain in effect unless revised limits are listed in subsequent columns in the table.
- Values in this table are derived from those specified by the California Air Resources Board, Architectural Coatings Suggested Control Measure, February 1, 2008. More information is available from the Air Resources Board.
All carpet cushion installed in the building interior shall meet the requirements of the California Department of Public Health, "Standard Method for the Testing and Evaluation of Volatile Organic Chemical Emissions from Indoor Sources Using Environmental Chambers," Version 1.2, January 2017 (Emission testing method for California Specification 01350).
See California Department of Public Health's website for certification programs and testing labs.
Where resilient flooring is installed, at least 80 percent of floor area receiving resilient flooring shall meet the requirements of the California Department of Public Health, "Standard Method for the Testing and Evaluation of Volatile Organic Chemical Emissions from Indoor Sources Using Environmental Chambers," Version 1.2, January 2017 (Emission testing method for California Specification 01350).
See California Department of Public Health's website for certification programs and testing labs.
Hardwood plywood, particleboard and medium density fiberboard composite wood products used on the interior or exterior of the building shall meet the requirements for formaldehyde as specified in ARB's Air Toxics Control Measure for Composite Wood (17 CCR 93120 et seq.) as shown in Table 4.504.5.
Maximum Formaldehyde Emissions in Parts per Million
|Hardwood plywood veneer core||0.05|
|Hardwood plywood composite core||0.05|
|Medium density fiberboard||0.11|
|Thin medium density fiberboard2||0.13|
- Values in this table are derived from those specified by the California Air Resources Board, Air Toxics Control Measure for Composite Wood as tested in accordance with ASTM E1333. For additional information, see California Code of Regulations, Title 17, Sections 93120 through 93120.12.
- Thin medium density fiberboard has a maximum thickness of 5/16 inch (8 mm).
Verification of compliance with this section shall be provided as requested by the enforcing agency. Documentation shall include at least one of the following:
- Product certifications and specifications.
- Chain of custody certifications.
- Product labeled and invoiced as meeting the Composite Wood Products regulation (see CCR, Title 17, Section 93120, et seq.).
- Exterior grade products marked as meeting the PS-1 or PS-2 standards of the Engineered Wood Association, the Australian AS/NZS 2269, European 636 3S, and Canadian CSA O121, CSA O151, CSA O153 and CSA O325 standards.
- Other methods acceptable to the enforcing agency.
A capillary break shall be installed in compliance with at least one of the following:
- A 4-inch-thick (101.6 mm) base of 1/2 inch (12.7 mm) or larger clean aggregate shall be provided with a vapor retarder in direct contact with concrete and a concrete mix design, which will address bleeding, shrinkage, and curling, shall be used. For additional information, see American Concrete Institute, ACI 302.2R-06.
- Other equivalent methods approved by the enforcing agency.
- A slab design specified by a licensed design professional.
Building materials with visible signs of water damage shall not be installed. Wall and floor framing shall not be enclosed when the framing members exceed 19 percent moisture content. Moisture content shall be verified in compliance with the following:
- Moisture content shall be determined with either a probe-type or contact-type moisture meter. Equivalent moisture verification methods may be approved by the enforcing agency and shall satisfy requirements found in Section 101.8 of this code.
- Moisture readings shall be taken at a point 2 feet (610 mm) to 4 feet (1219 mm) from the grade stamped end of each piece to be verified.
- At least three random moisture readings shall be performed on wall and floor framing with documentation acceptable to the enforcing agency provided at the time of approval to enclose the wall and floor framing.
Insulation products which are visibly wet or have a high moisture content shall be replaced or allowed to dry prior to enclosure in wall or floor cavities. Wet-applied insulation products shall follow the manufacturers' drying recommendations prior to enclosure.
Each bathroom shall be mechanically ventilated and shall comply with the following:
- Fans shall be ENERGY STAR compliant and be ducted to terminate outside the building.
- Humidity controls shall be capable of adjustment between a relative humidity range of ≤ 50 percent to a maximum of 80 percent. A humidity control may utilize manual or automatic means of adjustment.
- A humidity control may be a separate component to the exhaust fan and is not required to be integral (i.e., built-in).
- For the purposes of this section, a bathroom is a room which contains a bathtub, shower, or tub/ shower combination.
- Lighting integral to bathroom exhaust fans shall comply with the California Energy Code.
- The heat loss and heat gain is established according to ANSI/ACCA 2 Manual J—2016 (Residential Load Calculation), ASHRAE handbooks or other equivalent design software or methods.
- Duct systems are sized according to ANSI/ACCA 1 Manual D—2016 (Residential Duct Systems), ASHRAE handbooks or other equivalent design software or methods.
- Select heating and cooling equipment according to ANSI/ACCA 3 Manual S—2014 (Residential Equipment Selection) or other equivalent design software or methods.