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FiRE-RESlSTqNCE-RATED CONSTRUCTfON FIRE�RESIST,IANCE-RATED CON3TRUCTI�N
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� TABLE 7Z0.1(2) TABIE'7�.1(1y-contlnued
� Q RATED FIRE-RESISTANGE PERiCFDS FOR VARIQU$1NAI.L$rRND l�A�iTITICINS'r°�o,p MINiMUM PR�T��TION dF S'fRUCtURAL PARTS�ASEO ON TIME PERI�DS
_ �'QA VAR�US NCNCQMBU$T�BL.lE INSULAYINt�MATEFi�4LSm MINIMUM THICKNE$S{3F
• MINIMUM FINISHED
TNICKNES5 FACE-TQ-FACE° •
~ I"fEM f inches}
lNSIJLATINA MATERlAI.
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MATERIA►L NUN�BER CONSTRU'CT10N. 4 hour 3 hour 2 hour 1 hour FOIi THE i�OL�.4WING
FBRE-RESIS CAF►CE
� 1-X.1 Sal.id brick of c�a or shale� 5 4.9 3.8 2.7 P�RIaDS inchea
STHIJCT[IRA�. _
w 1-1.2 Hallaw brick,not�iitea. 5'.0 �t.� 3.4 2.3 PAR'�J Tt!BE �TE�i � 3 s t H I L L G L A Z I E R
v� PRt]TECTED NUM�ER tNSE1lJ1"fiNG MAT@�t1A�USED hour hour haur hoair
Hpllc�w Brick unif^wall,grout c+r tll�eci with perlite vermiculite Ur expanded sh�Je � A R c H i r E c r s
z 6.6 5„5 4.4 3.0 t ..
� ��r�� � re ate. Perlite ar vermicul�te gypsum plaster over one layer of /2 �rtain full-tsn$zh gypsum � s z s A L M A S T R E E T P A L 0 A L T 0 C A 9 4 3 0 1
<--� 1,Br�ck af ciay ar lath applied tigltt ka coiumn flanges.Lath tied with doubled 0.0�49"(No. IS B.W. r E� s s o . s > > . o a s s F n x 6 5 0. 6 1 7. 0 3 7 3
z shale 4"na�nin�l tt�zck units at teast 75 percent solid backed with a hat-shaped metal gag�e)vuire tiss spaced 23"'on center and scratch coat wrapped with I"hex��onal
� furring cha�e�cl l/4"thi�k Porm�d from O.Q21°sheet metal attached to the brick � � 1•$.5 „ � - -
1-2.1 wall on 2�1'"cenEers with approved fasteners,and�Iz�TYF��X�YPsarn w�llbnard Sd mesh 0.035 (No.20 B.W,gage}wire�fabric,For three-�oat work,khe pl�ster�nix foc
� attached t�the metal fuaing strips with 1"-1�ng Type S s�'cr�ws spacea 8"an a�re�ate����t shail not exceed l+l�?pour�ds csf gy�rsum to 2!Z�cubia feet of
center. _
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_ � �... ...._
� 2.Cambinatian of 2-�.l 4"salic�brick and 4"tile{at least 40 ercent solid). 8 Muttiple layecs of�/z"gypsu�wallboard�adhesively'�aecured to colurnn flanges and
clay brick and , successive layers,Wallboard ap�lied without horizontal joints.�orner edges aff each
i-- 1-7.1 lay�r staggered.Waltb�ard layer belaw outer layer seeured co crslumn with doubled - 2 1 � O F (;(j
� load-beating �_�,Z 4"snlid brick and 8"tile{at l�ast 40 percent solid}. 12 - - 0.049" Na. 18 8.�! a E steel wace ties s aced 15"on center.Ex osed corners �' "�
0 6ollow cla tile �i 8 � ) P P • � �/f?
= ta d and treated. , ��tr C � .. .��.���° �
�I � �-i.l f.� Ex anded�la or urruce. 4.7 4.� 3.2 2.1
; � F Three iay+ers nf 5/a"�'Pe x,gYpsurn wallbnard.�First and sec�a�d layer held in place � ,�"�,������''
i o 3.C�ncrete 3-I.2•� Ex anded cl� ,shale or slate. 5.t 4.4 3.fi 2.d py 1i�"diameter by I�/8"l�ng ring sh�nk nails with S!,e'diametee heads spaced 24" ��r:'�`��', . �
, � t'Y 3-I.3 Limestnne,cincier�or air-cc�aled sla . 5.� S.0 4.0 2.7 1.Steel eolumns on cent�r At earneis.hrfiddle layer alsa secured with metal straps at mid-height and x � ��` �� ;.
I w masan units �
1-7.2 „ ..- 1 fe - yl'� C-_7�, - �;
I � �-i.4t•g Calcareous or siliceous raveL 6.2 5.3 4.2 2.8 �nd ali o.f 18 from eac�end,and by metal�arner bead at each cornec h�eld by the metal stcaps.
� �rimary trusses Third Iayer attac��d to comer bead with I'�lan�gYpsum wallix�azd s�rews spxced li �r
cn Siliceous a e ate concret�. 7.i� 6.2 5.0 3.5 �, �' '��,, �'�
o (Ct�sttinueci} - 12 on center, �•,..
ti
Carbnnate a e ate c�ncre�e. 6.6 5.7 4.5 3.2 , 'Tkaree la ers af 5�" X surn waliboard�each ta er�crew att�clied co 1�I" ��`sFD �t��
� 4.Salid concreten�' 41.1 Y a �'1� SYP Y s IQR�i
o Sand-li htwei ht concretc. 5.4 4.6 3.8 2.7 steel studs 0A18"thick(No.25 carbon sh�et steei g�gs)at each cc�rrter of calumn.
� Li htwei ht concrete. ` 5.1 4.4 3.6 2.S 1-7.3 Mic�dle�l�yer�tsn secured with(}.{l49"'(No. 18 B.1�,gag�)dauble-str�nd steel wire _ 17�& _ _ EXP. DATE 07/31/07
w ties,24 an center.Screvrs are N�o. 6 by Y spaced 24 on�enter for inner layer,N�.�i
� Dne 2"unit corsd 15 perc�nt maxirnutn�nd ssne 4"unit eored 2S per�ent by is/$"sp�ced 12"on cenier fc�r middle layer and No.S by 2�14,•spaced 12"on center
�-1.1 maximum with�14'tncsrtar-filled callar joint,Unit positit�ns rever.sed in alternate - 6'�s - -- for vutec Ia ec.
ocourses. • WoQCi-fbered sucn laster rnixed 1:I b wei ht sum-tn�-sand� re ate
~ 4ne 2"t�nit coned 15 erceni maximum anci ctne 4"unit cored 40 ercent �YF P Y $ �YP �P �
Q P P �Pp�ied avex m��al lath.Lath l�pped 1"and tied�"on ceflter at al�end,edges and
� 5-1.2 maacimum with 3/4„moe#ar-filled caylar joint.Unit pc�sitians side with 3/Q,•gYPsum ..`. 63/4 - - spacers wit�{}.t}49"(N�. i$B,W.gag�)steel tie wires.Lath appliec�oyer�!'2"spacers
� p�ast�r:T�vo wythes tied to�ether every fourth course with No.22 gage cacn�gated ., l-$.1 mttde af 314•,furring ch�nel with 2"leg5 bent around eaCh cornec.Spa�ers IacBCed 1" -- - l��e -
o m�tal ti�s. . from to�And bottt�m af inernber and u znttximam of 4fY'on center and vvire tied with
S.Gtazed nr 5-1.3 One unit with three celis in walt thickness,cered 29 ercent maximum. - - 6 a��n�le strttnd�f A.049"{Na, 1$�.1'V,gage)steel tie wires.Garner be�d tie�to iha
�:
m unglazed facing iath at 6"ori cen#er alon eaeh carner to rovide ta�ter th�ckness.
� tile, C}ne 2"unit cor�d 22 percent maximum and one 4"unit cored 41 pemcnt
� nonloa�-bearing 5-1.4 rnaximum with �/�'mortar-filled collar joint.Twn wythes tied tagether tvery third - b -- Car�r��ke, li�htweight and sand-lightweight aggrega�concrete(not includi�g
z ca�orse with 0.436" Na:22 alvan'tzed shoet steel a e)oornu ated metal ties. �_�.1 sandstotte;�rmnite anci iiiiceaus gravel)v�rittt 3'�or.finer met�l mesh plaeed I"from 2 ���2 � �
>- 5-1.5 One 4"unit cored 25 ercent maximum with 31'� sum lastar on ans�idc. --- - 43! - the finished surfac�e anchAred tU ti�e tc�p#'lange and providing a�at less than Q.{�25
Q s uxre inah trf steel�ea er foot in e�ch direction.
� ^ -
� 5-l.b One 4N uniu with t�vo cells in wall thickness,cored 22 ercent maxirnum. 4
Q One 4"unii corcd 3Q pencenk ma�cimum with 3id"vcrmiculite g}+psum plaster on � i 2.1�ebs or Siliceous aggre�ate conerete a�aci cvn�ret�e.xcluded in'Item 2-1.1 with 3"oc finer
� 5-1.7 one side, - - 4/2 - Z-1.2 metad mesh plac�d 1"from the f n�shed 5urface anchared ta the tnp t�ange and 2�/Z 2 ��Ez 1
flanges of ro�iidin n�ot less than 0.025 s uara inch o�Stee1 area r faok an each direction.
� � 5-1.8 One 4"unit corad 39 ercent maximum wath 3!" sunn (aster c�n one Side. - - - 4'/ steel bearns
and girders Cem�nt pl�st�r oa metal lath attached tn�l4"cold-rollcd channels with(}.049"(Na.
«� (continue�d) 2-2.1 I8 B.W.gag�)wire ties spaced 3"to 6'"�n centc�'.Plaster m��ed �:2�l2 by volume, �- --�- 2�/��' 7�a
. w cemtent co s�nd.
� � Wermi�utite gYPsum�t�ster on a Anetal ir�ti�cage,wire tied to U.165"diameter{i�io.8
f o - 2-3.1 B.W.gage)steel wire l�angers wrapped araund beam aa�d spaeed l�i"on center. Metai - '/A - -
zQ � lath ti�s s aced a rox�t�at�l 5`.`an c�nt�r at ca e sld�s and bottom.
U : (eontinued}
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F-=- 2003 INTEi��lATIUNAk BUILDINQ CODE� 11�
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� 112 �4i�31NTERNATiONAt 9W4.�1lNQ CODE44
� FlRE-RESISTAN�E-�{ATEQ CONSTRUC'€ION '
FIRE-RESISTlkNC�-RAl`ED C4NSTRUCTICN
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� Ti4BLE 720.1(2}�-�conNnued .
J RATED FlRE-RESISTANCE PERIODS FOR VARIOUS WALLS AND PARTI710�IS a�a�p
m TABLE 72t1.1{1�-oontinued
� . MINIMUM F�N[8HED MINIMUM�PROTECTI4N OF BTRUCTIlRA�.PAflT$BASEQ CN TIME PERIOD$
z THIGKNESS FACE-TO-FACEb F4R VARIOUS NQNCOMBUSTIBL�INSULA'1'INQ MATERIALS'"
� (�nc�fiea)
ITEM i1dINIMUNF THICKNES$O�
o MATERIA►L t�UMBER CONSTRU6TION 4 hour 3 hour 2 hour 1 hour IN$UL.ATING MAT�RIAL
Q 2°x 5"(S lmm x l52 mm)waod studs at 15"�enters with dc�uble#op plates,single FOR THE FOt.LOWINt3
F1RE�FtESISTANC�
-i bottorn pl��te.;interior side cove�eci with i!s� �'YPe X�YPsum wailboard,4'wide, • PERiooB{�nchee
z aPpli�ct horizontally ar verticalEy with vcrticat joints over studs and fastened with 21/y„ STRUCTUR�4l.
c� 15.Exteriar or S wall screws,s ac:ed 12"��n Ccntcr,walfbaard'oints evvercd with a r t�� • PARTS m BE �TE�t ' � 3 � 1
�'P� �Y P J p L� P� PROTECTEa NUMBER lNSUl.ATINQ MATERIAL U9ED hour haur hour hour
� interior walls 15-1.t fiq and jc�int carnpound,fastener headx c�vered witlt joint compound,exterivr side - - �- Gg/i�
� continued cc�verecl with'/ ,•. Twn layers of 5l$'.Type X gypsum waliboard�are akkached to U-shaped brackets
( ) t� ,wood structural panels(nriented strand board}lastened with 5d
w cr�mm�n nxils{bright)spaced 12"c�n center in thc field�nd 6"on center uic�n�thc spac�ci 24"o�center.0.018"thack(Nn.25 carbon shest steel gage) I Sf8'dcep by t`•
� panel ecige,�. Gavity to b+c ftlled with 5�l2"rr►ineral wool insulation. Reting estabiished �alvanizsd ste'ei runner channels ure first installed parallel to and on each side of the
W &am che sum-cvvered side on! . � top bcam tlange to�r�vic�e a�/Z"olearancc to the flange.'The channel runners are
atkacheci to stee�deck�r concrete floor cvnstruction with appraved fasteners spaced
� 2"x 6"wood studs at 24""center;:with doubl�top plates,sin�le bnttom p1aEe; 12"c�n center.l��ahaped bruckets ure fpxmed fmm membtrs identical ta the ehannet
�_ � interior and exterior side covered with twa laycrs vf 5/�' Type X�ypsurn runners.At the b�nt portion of the U-shaped bracket,the flanges of the ehannel are
c~n wapboard,4'widc,applied horizantally with vertict►1 joints aver studs, li�,se �. cut out�t�t�at 15/"'deep eomer channels can be inserted w#thout attachment garailel U�
0 15-1.17y layer fastened with 2'/4' Type S drywal!screws,spaced 24"on center,and f�ce �-W- '�31a -- to eAeh sicte of the lower#IAng�.
v tAyer fastened with Type S dsywall screws,spacecf 8"an eenter,wallboard jaintti As an alternAte,t}.U,21"thick(Nn.24 carbon sheet steei gt�ge) 1"x 2"rt�nner and �
� O
z covered with paper ta�and joint compound,fastened hcacis covered wikh j8int Z��'1 camer angle:s rnay tae used in lieu of channels,and the web cutouts ie the U-shaped - � t �a �' �
w ec�m oa�td. Cauii ta be filled with 5�/ mineral woal insulation. br:u:kets may be am�#ttecl. Each angle is attached to the b�ackei with i/Z"-long I�Io.8 O �
� 2"x 4"wood studs at 1 b"centers with d4able top plates,si�gte trottom plate; self-c1rilGng screws."�"he vertical legs of the U-shaped bracket ace attachecl to tiie � �
= Ib.Exterior walls interior side covered with S/�" Type X gyPsurn wallboard,4'wide.applied runners witri one R/2"°long I+fa.8 self-drilling screw.The completeti steel fi`�ming � O
ratetl for fire 2.Webs ar � .. .. .
� horixontally unblocked,and fastened with��f4" "t�pe S drywaU screws,spaced proaides a.2/e and 1!!2 s�ace between the inner layer af wallboard and�he sides ,
z resistancc 12"vn center,wallboard joints coaereti with paper tape And joint campaund, flanges of and battam of the stecl be�tn,res � - #� W ~
from the steel beams peetively.The inner layer of waltbnard is attached , + . O
� 16-1.tg fastener heads covered with jaint compound. Exterior covered with�/�"woad - - - 4'/2 ko the top nunners and�ottorn corner channels or corner angles with 1�14"-lon$No.6 "
� w inside only in structurat panels(oriented strand board),applieci vert9cally,harizantal joints and girder, self-drilling screws sp�ced 16"on center:'�`he outer layer of wallboazd is applied � � �,,,,
___ � accordance block�d a»d fastened with 6d eomman nails(bright)- 12"an center in#he f elcl, (continued) with 13l4"-long No.6 sklf-drilling screws spaced 8"on center.The bottom eorners ac+e
with Se+ction „ � „ reinforced with metal�orner beads. � ♦
<t and 6 on centcr panel edges. Cavity to be�il�d wiEh 3/2 minerttl woal
744.5.
� insulation, Ratin established for ex osure from interiar side oni . s H ` � •r�
Q Three layers of !s Ty�e X gYPsum w�llboard a.ttaah�d ta a steel suspension system �
� Por Si; i inch=23.4 min, i square inch=645.2 mm2, I cubie fooc=0.0283 m�. as deseribed immediat��y�above utilizing the 0.018"thi�k(No.2S carbon sheet steel R
� � a, Staples with equivalent hnlding pnwer and penetration shall be permitted to be uscd as altemate t'a�tenees ta naiis for attachment to wclod Craming. $�ge) 1"x Z"lowei Corner an�ies.The framing is tocated so that a 2�/e"and 2"space �
<C b. Thickness shown f�r brick and ctay tile are nomin�sl chicknesses unless plastcred>in which case thicknesses are net.'£hickness shawn for concrece masonry and is provided between the inner layer of wallbaard an.d the sides snd bottom of the O
� clay masonry is cquivaient thicknes.s defined in SecGnn 721.3.1 forcanerete mn.�onry and Sectian 72 i.d.!.i forctay masanry.Where a{E celis are so�id grouted or beam,respectively.Th�fixst two layers of wallboard are attached as described
z filled with silicone-treated pertite loase-fill insulation;vermicutite loo,se-fill insnlation;or expanded clay,shale or slatc li�htweighk aggregate,the equivalent immediately�bt►ve.A layei of 4.035"thick(I�o.2Q B.W,gage) 1"hexagonal � �
w thickness shail be th�chickness ot'the binck ar bcick using specified dimensinns as defioed in Chapcer 21,�aiva�enx thickness may siso include die thickness of �'4'2 galvani.�eed wire mesh is appi'ted under the soffit of the rniddle taytr and up the sides '^ � �� �
� applied ptaster anif lath vr�YPsum wa[iboard,where speci6ed. , approximately 2".The�nesh is held in positiaq wa�h xhe Na.b 15!$"-long screws
� c. For uni�s in which the aet cross-sectional Ar,�u oF coroci brick in any planc paraliel to the surfacc containing the cares is at least'�5 pe�cent of the gross cross-sec-
,. installed in the verticai�leg af the botkom corn�r angles.The outer l�yer of wallboard
is attached witt►Na.6 2/A lang screws spaced 8 on center.One screw is also
� tional area measured in the�ame plrane. • i „ „
o d Shali be used for nonhearing purposes oniy. .
z e. Far ail af thq eqnstrucdon with gynsum wallbn�trd describr�!in this table,gypsnm base far veneer plasteraf the same size,thicknesx su�ci core typc shall be permit- instxlled.at the mid-depth of the btaeket i n each layer.Bottom eorners are finished as
Q ted tci be substitoted for gy�sutn wallbcfud,provided attachmcnt is identinal to that spcaified far the wallboard,anc3 the jaints on the face�ayer arc reir�forced and doscribed abcave. �
� f the entire surFaee is cuvered with a min;mum�f'I16-inch gypsum venec�r pkaste�� _ 3.Bondecl Casboaate,lightweight,sand-lightweight and siliceousf agge�s�te coneret�e �t� �
'TAe fire-resistance time periqd far concr�to masonry units mceting the equivalenc thicknesses reqaired fpr a 2 hour Fire-resistance rating in�tem�,and fiaving a 4� 3� r 1 �Z
z , pretensioned Beams or�irders �
thickness of not less chan?•/e inchcs is 4 hours when cores wh;ch aze oot grouted are f Iled with silicpne-treated perli�te 14osc-till insulation;wormiculite loase-fill reinforeement 3-l.l
Qinsulation:or expanderl clay.shale or slate ligl�tweight aggregate,Sand or sla�having a maxittituifn parti�le size uf'!�inch. itt restnessed
� S. The fine-tesistanca rating of cancrete masonry�nit,4 compc�sed of a combinatioa of aggregate types cu wF�re plaster is applied direcily ta ihe c,�ncret�e masonry co crete° Solid stabsh 2 1�/z �
o shall be deterrnined in accordance witl�ACI 216.1fTMS 216.Lightweight aggre$ates shali have a maximum caittbine@ density of 65 pounds per cubic foot
J �9 � � P gYP P PP� Cazbonate,lightweight,sand•lightweight and stliceous aggre�ate concrete
h. See also Nate b.The urvaient thicicness shatl he rmitted tc�inclnde thc thickness of cement laster or I.5 aimes the thickness aF sum laskcr a l��d in a�- r
cordan�ce with the requirements of Chapter 25. Unrestrained metaibers:
� i. Concrete w�lls shaU be reinfarced with horir.onta)and vertic�l tentperature reinforcement as require�l by Chapter,l9. Solid SI�bSh • a 1�/z
j. Skuda are weldcd truss wire studs witi�0.18 inch(No.7 B.W.ga�e)flange wire and 0,1$inch(No.7 B,W.gage}t`usswir�s. 4.Banded or �1.� B�ams snd gicttetsa �
k. N�ilable metel studs consist of two channe�siuds spo�welded back to back with a crimped web forming a nailing graave, unbonded ����'�� ` 4�12 2�tZ 1#/$
t. W�sh^uc#ural pan�els shall be pcmtitted to be installed hexween�he fue protection and the wood studs on either the inieriornc exterior side of the wood frame as- reater than 12"wide 3 2�f 2 t�l�
serrtblies in this table,provided the length of the fastenersu�ed to attach the fit�ptotection are increased by an amoant at least equai ta the thickness of the waod i�ost-tattsioned _
strucwral aneL tendons in ghtweight,sand•lightweight and siliceaus aggregate
m.The desi$n sttess of studsshali be rcduced to 78 percent of al lawable F'r with the maac�mum not greater thao 78 percent of the calculated stress wiEh st�ds having a P������ed RESt�ra ned�tnemhers•!`
slenderness ratia!�d of 33. cr�ncr��e��' 4-1.2 Solid slabsh ��/a 1 3/4
n. For pmpetties of cooler or wallboard nails,sec AS'TM C 514,ASTM C 547 ur ASTM F 16G7. BeamS and girders� i
o. Gened�c•fire-resistance ratings f�ase n�ot designated as PROPRIETARY'�in the listing)ia the GA 600 shall be aecepted as if hecein listed. 8"wide 2�/ 2 1�! -
p.NCMA'FEK 5-S,shaU be p�rmitted for thc design of fire wa11s. - atec than 12"w.ide 2� 1�/ 1�%
y, 'Ihe design svess af studs shall be equal to a maximum of 10(}percent of the allowabla F',.calculated in accordance with 3ection 2306. , -
(continesed)
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20031NTERNATI4NAL BU�L�INQ CO�� 12't .
20Q3 INTERNATIC�NAt BUILDtNG1 COQEt3� 119
PIRE-AE&t�T'ANCE-RATED CQN$TRUC�'lGN
�'ABLE 720.1(3)' �
lVIIN�MUM PRQT�CTtON FC?R F40UR AND R{�OF SYSTEMS"�q -
TFi1CKNE88 OF PLfl�A MINIMUNA THICKNESS
4R l�OOF SLAB f3F CEIUND i s S U E D F o R
fnch+�� Ir�ehs� FlRE-RESISTANCE-RATED CQNSTRUCTION
_ F�oo�o��ooF r��� a a� � � 4 � a � 04/07/06 PROGRESS CD SET
�oNS°eRU+�ot� t�utitBet� +�e�uNO�aNgrnucnoti �aar � hour tsour t�our hou� � nour 05�12�06 SUMMARY PERMIT SF_T
1.Siliceous �.
�-�.i �.0 6.2 s.c� s.s -- . Q5 j22/L7 PL4N CHECK RESUBMI?TAL
� a e aieconcrete .".� � .- TABLE720.1(1y-contlnued
Slab�no ceiling reqnired).Minirnum cover av�r MINIMUM PROTECTION OF STRUCTURA!PARTS BASED ON TIM�PERIODS
2.+carbonace 2-1.1 non restress�d xe�tfor�ement shatl n�t be less¢han 6.� s.� a.b 3.2 --• - -- FOR YARlOUS INONCOMBUSTIBLE{NSULATING fJi�►TER{AL9"' O�/�I H/O7 CONSTRUCTION SET
a ate concr�t� P _."
, �j,q]riC�l.b __ MINIMUIYI THICKNESS OF
3.Sand-li ht�uvei ht concr�ete �-1,I S.4 4.6 �.8 2.7 --�- . �NSUUnNa�a�n�
� FOR TME FOLI.OWlNl3
flRE-RESISTANCE
- - _._. w. PERfODS Inches
j 4:Li htwei �t concrete 4-I.l S.E 4.4 3.�i 2.5 srRUCTUFU►�
Slab with swspend�eci ceiling,af verrniculite gypsurn PA�ro ee � a s 2 �
plaster�ver tttekal iath attached ta 31�"cold=roll�ed 3 � : T � 3�� � �Rar�cr�o NUMBER INSULATING MATERIAt USED hour hour houP hour.
�-1.t channels spaced 12"on center.Geiling located b" � 5.Reinforcing
rninimum below'pists. steel in Carbonate,lightweight and sand-fightweight aggregate concrete,members 12"or
, a�$„.�,y�X gyPsum waltbaard°attached to O.QLB reinforced lazger,square or mund.(Size timit does not apply to beams and girders monolithic 1��2 i��Z 1 i�2 1��2
concrete 5-1.1 with floorsJ
inch{No.25 carbon sheec st:eel gage)by'/g'deep by columns,beams Siticeous a
2s/"hat sh. �lv�nized steel Ch2tnnels with ggregate concrete,members 12"or lazger,square or round.(Size limit 2 1�/Z 1�/2 1�/2
a �� girders and dces not apply to beams and girders monolithic with floors.)
l•,_long No,b scrorvs.Tlte channels�are spaced 24" ausses
ac►ce�ter,span 35"and at�supporked alang their 6.Reinforcing
5.Rein€ozced �ength at 35"intervats by O.U33-inCh{l�io.21 steel in 6-1.1 Carbonate.lightweight and sand-lightweight aggregate concrete. 1�/4 1�/4 1 3/4
ct��crete � g�tivanized sheet gage)galvan�zed steel flat strttP reinforced 6-1.2 Siliceous aggregate concrete. 1'�a 1'�2 1 3�a
hangers having fvrmed'ed�es that enga�e the li�s of concrete'oiscs�
5-2.1 the chant�:al.The strap tiangers are attached�a the - -- 2'/Z - - - 3�$ -
side vf the concrete jaists witb�132"'by 1�la'lot�� ' 7.Reinforcing and �_1.1 Carbonate,lightweight and sand-lightweight aggtegate concrete. 1 1 3/ 3/
tie rods in floor a a
power driven faste.ners.The wAllboArd is installed and roof slabs' �-1.2 Siliceous aggregate concrete. 1'/4 I 1 31a
wiih t�C 14(1g dittl�riSlWil(�1C;fj�I1CIICU�AY tQ the For SI: 1 inch=25.4 mm,1 square inch=645.2 mm2, 1 cubic foot=0:0283 m3.
+�henr�els.All end joistts c�CCUr�an chAnnels and a Reenaauc parts of pro�ected members to be filled solidiy.
suppleme�t�lty ch�I111e1s Ate itlStsiled pat'allel to the b.�vo layers of equat tl►ickness with a'/4-inch airspace between. � '
1'�311i Ch8t111B�S, 12���ilCI18ld�,�.[�fld;t)1 Rt c. For all of the construction with gypsum wallboard described in Table 720.1(1),gyPsum base for veneer plaster of the same size,ttuclrness and coce type shall be
OCCUTt'eriCes.ThE�iRiS�7e���1�I�ig IS X4K:�lted pern�itterltobesubstitutedforgypsumwallboard,pmvidedattachmentisidenflcaltothatspecifiedforthewallboardandthejointsonthefacelayerarerEiafo=ced,
3 i'�X117]at8� I Z'"below the soffit of the f[oar slab. and t6e entire surface is covered with a minimum of�/�6-inch gypsum veneer plaster.
d.An appmved adhesive qualified undet ASTM E t 19.
�iry�YSltiI1 p1aStCT Od117I�W�lat�I 3CtAChBt�tO th6�]OttOttl• e. Wherelightweightorsand-lightweightconcretehavinganoven-dryweightof110poundsperwbicfootorlrssisused,thetabulatedminimumcovershallbeper-
GQ!°�L{W ith SIt1�l8 N4. 1(�g�ge 4f doUbled No. 1$�3�e a�itted to be reduced 25 peccent,except that in no case shall the cover be less than 3/4 inch in slabs or 1�/Z inches in beams or girders.
�+ f. For solid slabs of siliceous agg�egate concrete,incnease tendon wver 20 percent.
wire ties sp�ced b on center.Plaster mixed 1:2 for � , 3 s
6-l.l -- � �2 2�4 - - �4 �8 g.Adequateprovisionsagainstspallings6all6eprovidedbyU-shapedorhoopedstuivpsspacednottoexceedthedepthofthememberwithaclearcoverof 1 inch.
SC[at�h COat, 1;3 for brown cna�t,by weight, h.Prestressed slabs shall have a thiclwess not lessthan that required in Table 920.1(3)for tha respective fire resistance time period.
gypsum-tcr--SAt!(1�tgg�egat6�4i�•hOtlT�ystett'I.�Qt' i. Fire coverage and end anchorages shall be as follows:Cover to We prestressing steel at the anchor shall be i/2 inch greater than that required avray from the anchor.
�-}l�tJU!S S#Cttl j&St�C i5 nCftt�. Minimum cover to steel-bearing plate shail be 1 iach in beams and 3/4 inch in slabs. `
j. For beam widtl�s between 8 inches and 12 inch'es,cover thickness shall be pemsitted to be determined by interpolation. p
V�37Y!}.CU�Et�:g�URf�'}lAStBf OR tT1�t�l 11th�ttaChGd t0 5 k.Intcrior spans of condnuous slabs,beams and girders shall bc permitted to be considered reshrained � S H E E T T 1 T L E
C1-2:1 th�bottvm chord with singte No.16 g21�*e O�'I�pUbIC(� - Z - - - f g - - 1. For use with concrete slabs having a comparabte fire endurance where members are framed into the sttucture in such a manner as to provide equivalent perfor-
�,1'.f�4�-1t1Gh �n. I$X3.W. A 8 W1fetleS�c1t1C:CfltEi _ manceWthatofmonolithicconcreteconstruction. . 'DC i n eLC �no
�ement plaste�nver nnetal lakh attachcd t�r thc.
m.Generic fire-cesistance ratings(those not designated as PROPRIETARY*'in the listing)in GA 600 shall be accepted as if herein listed. D !"'1 C G
�Uttam chard c�f joists with singla Nn. 16 gr�ge or .
c�UUbl�d 0.049�inch{No. 18 H.W.gags)wire ties •
6.Steel joists construct�d with 6-3.1 spaced G"an e�nter.Pla�Ster mized 1:2 fot scratc;h - - .._. 2 -- .-. ,w- 31�f
� a pqured reinforeed
coat, D:3 for�rown coat fi�r I-hpur system�nd l:l
concrete alab an metal lath far scratch cvAt, l:l �/Z for br�own noa�t fnr 2-hour
forms vr steEl fortn cinitsd�� s stem,b wei h cement ta sand.�
� g +� � 1 �� PROJECT O2OZS
Ceiling af-/g TYpe K wallboard attuched to la .
dEep by 25/$"by O.U2� inch(Na.2S cacbon sh�eet � �
ste�el gage}hat-shaped furring channeis 12"on center o n T e 02/15/2007
, fi-4.1 with 1"�ong No.6 w�tlbaarcl s�crews uC�"an center. ._._ -..� 2'IZ - - - �f& -
Channels wire tied ta battam chc�rc3 of jaists with s c A�e NONE
� doubleti 0.049 inch(No. 18�.yV.ga$e)wire or � s_ t ��
M sus ended below 'oists on wir�han ers� .� � ,,� �
a
v , g
._
� Wt��ci-�iberecl gYPsum plaster mixed 1:1 by w�ight � s H E e T ,R. .���. � �
�
o : gypcum to s�nd aggr��ate apglied over metallath. , � ;
� � � � �,�
N 6-S.l Lath liesl fi"an�center tn�!4'channels spaaed 13�l2" �t�r 3E ' `� ' ` , �
_ ��' � ��
_ on center.(..fiannels secured to joists at eac� - - z - - a �-- � � ,�''
�� : intersecti�n with two strands�f O.U49 i�ach(Na. 18 ," :`� ���,.,� __6,=�£,.9
_ � B.W. a e alvanized wire.
°a .
a (cantinued)
- 114 2a03 lNTERNATlONAL BUILD�7rlQ CODE!
■ �
� 122 20t}3 INTERNATIf�N�IL BUII.DING�CODE�
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