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ORD 2015
City of Pleasanton
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ORD 2015
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6/30/2023 4:22:02 PM
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1/12/2011 3:44:19 PM
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CITY CLERK
CITY CLERK - TYPE
ORDINANCES
DOCUMENT DATE
1/4/2011
DESTRUCT DATE
PERMANENT
DOCUMENT NO
ORD 2015
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Ordinance
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Ordinance
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mesh or an approved alternate installed on approved supports at mid height of the <br /> concrete slab. <br /> Exception: A vapor retarder, sand and rock are not required: <br /> 1. For detached structures accessory to occupancies in Group R -3, such as <br /> garages, utility buildings or other unheated facilities. <br /> 2. For unheated storage rooms having an area of less than 70 square feet <br /> (6.5 m and carports attached to occupancies in Group R -3. <br /> 3. For buildings of other occupancies where migration of moisture through the slab <br /> from below will not be detrimental to the intended occupancy of the building and <br /> the rock is determined not to be needed for support or stability of the concrete <br /> floor slab. <br /> 4. For driveways, walks, patios and other flatwork which will not be enclosed <br /> at a later date. <br /> 5. Where approved based on local site conditions. <br /> In all slabs under habitable spaces, a minimum of 4 inches (102 mm) of crushed rock <br /> capillary water barrier shall be provided under the minimum 10 mil vapor retarder. The <br /> vapor barrier shall be protected by a minimum of 2 inches (51 mm) of sand, or <br /> equivalent protection. <br /> 20.08.130 CBC Table 2306.7 amended — Allowable Shear for Wind or Seismic <br /> Forces For Shear Walls of Lath and Plaster or Gypsum Board Wood Framed Wall <br /> Assemblies. <br /> Table 2306.7 is amended to read as follows: <br /> TABLE 2306.7 <br /> LATH AND PLASTER OR GYPSUM BOARD WOOD FRAMED WALL ASSEMBLIES <br /> TYPE OF MATERIAL THICKNESS OF WALL FASTENER SPACING ` MINIMUM b, c, n, <br /> MATERIAL CONSTRUCTION MAXIMUM (inches) FASTENER SIZE <br /> 1. Expanded metal or woven No. 11 gage 1 -' /2" long, 7/16" <br /> wire lath and Portland 7 /e' Unblocked 6 head <br /> cement plaster No. 16 gage galv. staple, 7/8" <br /> legs <br /> 2. Gypsum lath, plain or a / " lath and <br /> perforated with vertical joints s %' Unblocked 5 No. 13 gage galv. 1- / long, <br /> staggered plaster 19/64" head, plasterboard nail <br /> 3. Gypsum lath, plain or 3 /g' lath and '/2" No. 16 gage galv. staple, 1 -' /a' <br /> perforated plaster Unblocked 5 long, 0.120" nail, min. /e" head, <br /> 1-1/4" long <br /> Unblocked ° 7 <br /> Unblocked ° 4 <br /> 5d cooler (1 -5/8" x 0.086 ") or <br /> 4. Gypsum board, gypsum Unblocked 7 wallboard 0.120" nail, min. 3 /8 " <br /> veneer base or water- Unblocked 4 head, 1- long <br /> resistant gypsum backing '2 _ No. 16 gage galv. staple, 1-% " <br /> board Blocked 7 long <br /> Blocked 4 <br /> Unblocked 8/12 No. 6- 1 -'/." screws ° <br /> 36 <br />
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