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<br />" <br /> <br />/t.?.!...!~tl..o~ 9.13J;. In t.l~~d.it~0n t.e t.:.,- pccwiFlnn!' ~;('t <br /> <br />forth it\ Sf-.:ctirm 2618 (i) of the Building Code 1"e~ tltinq <br /> <br />to pre-stres303 concrete, the foJ lowing provis i ('n~ !"h.) 11 <br /> <br />be i.lppJ:icabl~~: <br /> <br />"'Vertical Acceler:tti.on: Pre-stressed concrete slabs, <br />beams, girders, truljises, and s 11-:1i l;:.r horl 2ont::l j <br />fr.aming merr,bers shall be proportioned tc r<~r;i~~t, <br />at ultimate strength, the effect of vertic~l <br />seism~,c excitation nufficient to relieve" tht:: <br />memher of 50'-;6 of its gravity loads. For singh? <br />span members the gr::lvity load to be consid(~r(;d <br />shall be the de,ld load only. ror multiple span <br />members the gravity load shall be the dead load <br />plus 1 ive load placed for m:ndrnum adverse effect. <br />The vertical seismic effects c~nsi~erc~ in this <br />paragraph are applicable to indivL~1\!i:11 r.1Cmhi)r~l and <br />their supports. They need net be c.:lrricd int.o the <br />structur(' as a 1,,'hole and need not be cOFlbined wi 1:'h <br />the horizontal seismic or wind loarlg srecif]~d <br />elsewhere in this Code. I <br /> <br />Division III Red\yo22....ci~L~::;enera' ly <br />"Section 9.135 The provisions of this divlsion shal] <br /> <br />be applicable throughout Redwood City and sha1.1 be in <br /> <br />addition to all other applicable provisionq of the.' I3ui 1d- <br /> <br />iug Code. <br /> <br />"Section 9.136 Whenever connected to, part nf, or <br /> <br />housed within a building or structure, towers, tanks, <br /> <br />storage-type water heaters, lighting fixturen, ~owcr <br /> <br />transformer.s, machinery or other equipment that \lJc,uld <br /> <br />cansti t,1.lte or contrihute t("l earthquake ha7ards ",ha'11 bn <br /> <br />securely anchored in accordance with Tal)le 23J, paragraph <br />4 of the BuilcHng Code. Exception: Orli,.,.t;t ic sb)ra<Je- <br /> <br />type water hewters in<;;t:lJ Lcd in one and bow ~,tor'Y re:- idcn- <br /> <br />tial b11iJdi!"\'J3 sh~ll be anch(',r(~:-l ~IS rC'r,'!"'1~1c-n(:li.2;'~ i" t~;i:' <br /> <br />"Design Critt~ria<l rcferj~nced in Secticlr! II.",':!." <br /> <br />SBCTION 1 This orc1in~n(":: Gl.:tll t.,~:,-~ (~'rf'Ct- ~,) ,,:,:'~:ftcr <br /> <br />the date of its adopt i en ~ prclv i ded, h'JWev,.c'1:, d: t '-l ny ~)t1i,l d i IV] <br /> <br />or structure lawfully conmencpd by the c('~pL:tirn (If it: f"on:1da,. <br /> <br />. <br /> <br />tion stnlctnre r,'lY "be cornpl C!tco in :-lcc<.n.(Ll"1~.'" w'th 1- ~Q TrpJ icab' e <br /> <br />provisions of the Redwood City Code r.?pealed by this or.(1inanc-'e <br /> <br />provided that such construction is in 3trict compli~ncc with <br />such provisi.ons. <br /> <br />-11- <br />