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3. The spark arrestor required by this section shall be substantially constructed and
<br />have a screen area of the chimney it serves. Screen openings shall not permit the
<br />passage of particulate matter having a diameter of larger than one-half (1/2) inch nor
<br />block the passage of any particular matter having a diameter of less than three-eighths
<br />(3/8) inch. Spark arrestors shall be adequately supported and secured.
<br />20.08.032 Table 503 amended -Allowable Height and Building Areas
<br />Table 503 Allowable Height and Building Areas of the California Building Standards
<br />Code 2007 Edition, (24 C.C.R.), and including by reference the International Building
<br />Code, 2006 Edition Volumes 1 and 2 is amended to read as follows:
<br />TABLE 503
<br />ALLOWABLE HEIGHT AND BUILDING AREAS
<br />Height limitations shown as stories and feet above grade plane.
<br />Area limitations as determined by the definition of "Area, building:' per story
<br /> TYPE OF CONSTRUCTION
<br /> TYPE I TYPE II TYPE III TYPE IV TYPE
<br /> A B A B A B HT A B
<br /> HGT(teet)
<br />GROUP HGT(S) UL 160 65 55 65 55 65 50 40
<br /> 2 3 2 1
<br />A-1 A UL UL 15,500 8.500 14,000 8,500 15,000 11,500 5,500
<br />
<br />s
<br />UL
<br />11
<br />3 2
<br />3 2
<br />3 2 1
<br />A 2
<br />A
<br />UL
<br />UL
<br />15,500 9,500
<br />14,000 9,500
<br />15,000 11,500 6,000
<br /> S UL 11 3 2 3 2 3 2 1
<br />~ A UL UL 15,500 9,500 14,000 9,500 15,000 11,500 6,000
<br /> S UL 11 2
<br />A-4 A UL UL 11,500
<br /> s UL UL UL UL UL UL UL UL UL
<br />~ A UL UL UL UL UL UL UL UL UL
<br />
<br />B
<br />s
<br />A
<br />UL
<br />UL
<br />11
<br />UL
<br />5
<br />37,500
<br />4
<br />23,000
<br />5
<br />28,500 4
<br />19,000 5
<br />36,000 3
<br />18,000
<br />~•~
<br /> s UL 5 3 2 3 2 3 1 1
<br />E A UL UL 26,500 14,500 23,500 14,500 25,500 18,500 9.500
<br />
<br />s
<br />UL
<br />11
<br />4 2
<br />3 2 4 2 1
<br />F 1
<br />A
<br />UL
<br />UL
<br />25,000 15,500
<br />19,000 12,000 33,500 14,000 8,500
<br /> 3 4 3 5 3 2
<br />F2 A UL UL 37,500 23,000 28,500 18,000 50,500 21,000 13,000
<br /> S 1 1 1 1 1 1 1 1 NP
<br />H-1 A 21,000 16,500 11,000 7,000 9,500 7.000 10,500 7•~ NP
<br />
<br />H-2° s
<br />A UL
<br />21,000 3
<br />16,500 2
<br />11,000 1
<br />7,000 2
<br />9,500 1
<br />7,000 2
<br />10,500 1
<br />7,500 1
<br />3.000
<br />H-3°
<br /> S UL 7 5 3 5 3 5 3 2
<br />H~ A UL UL 37,500 17,500 28,500 17,500 36,000 18,000 6,500
<br /> S 4 4 3 3 3 3 3 3 2
<br />~ A UL UL 37,500 23,000 28,500 19,000 36,000 18,000 9,000
<br /> S UL 9 4 3 4 3 4 3 2
<br />1-1 A UL 55,000 19,000 10,000 16,500 10,000 18,000 10,500 4,500
<br />36
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