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lotgr. No. U,1.11 .
Ocf ,1
wring 'woll c R°otIn -- 1
�J2. 3 4, I-lr (See Items 34)
1; f Iboi' arid- Ccilinc Runnc3I's _, p f
5G _ (No,l shown'---. Channel her ed, abricaLed from ,min 25
crar°roslon- Iarot.ec.tod "t�10e "width lti) size, with rain 1 in. long.
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I
1
.I�ln occomrrrodale atud
Ieta�,. gttachod (a floor end coilin with fasteners � 16, OC max,
;Staai Studs - Channel shop d,' fabricated fromlmin ?.a MSG'aorrosign-protected steel, '
l
min width 'as indico'tod undor Itorri 4,' min 1--1/4 in". flongos and j/4 in: re urn", epaced';a,
niax of 24 In. OC, Studs'to be cut,,3/8 to ,3/1, in. less than assembly height.
' Notts `bl'onkets'r
and (17oqulr'od" as indicated .undor I lem, q) -_`- Mineral' wool °baits,
frictiarl
fitted between studs and, runners. Min nom 'thial<ne ss as indicated under - Ltem4. See
Batts.
�.
on-d Blankets (LKNV ar f3ZJZ) Catetlorles for names of Classified companies.
+• Batts `,ond `Blankets" "'-- .(0p,tional) -'"Placed .in .stud cavities,any glass fiber or
mineral wool insulation blaring the. UL Classification. Marking as to Surface Burning
Choroct'erlsjtics and' or Fire 'Re sistonce..See 8,alts and Blankets (BKNV or I ZJZ) Categories
for names or Classified compdnie's,' J,
4. Gypsum Board* -- Gypsum panels with beveled',- square or tapered edges, applied.
vertically or Aiohirontally. Vertical joints, centered over stud's o6d�'stag'gere d one" stud cavity
l`
on opposite
:sides of studs, Vertical jo.ints, in adjacent,1pyersy,(m,Wtilayer. system-s) staggered
onosud
capvity. Horizontal joints need not b`o .backed'by steel framing.Horizontai edge
_ joints, 'and horl�ontal butt, joints`on opposite,°sides.�of studs need°,not be -staggered.
Horizontal edge . joints and horizontal •butt joints in-.odjacent loyer�s '(multilayer systems)
staggered - o min of` 12 in. The thickness` and number of.layers for the 1 hr, 2 hr, 3 `hr and '.
'
4, hr ratings are as, Jollows;
tj
Wv11Uoard Protection on Coch Side of Wall ,Y
Rati► g r
.
Min Stud
Depth No., of Layars
Ix & �hkns��
of, Panel -Min 1'11ims ,
�
of insulation,
5/8 in, thick* Optional
:.
�
1 le r, 1 _2 In.` thick 1?--'1 2 in;
'In, thlak Optlonal
1� aft' ley ors, 1/2..In. 4h(ck COptiondt
,{y�e,/8' in., thici< Optional:
t.
1 r layer, 3/4 6. thlck'
.rt
t}ptlQr al
E' I
1£i�g� pyar3,;14 In, thick Optlnoi..
1� a rs,/� .
Itko-�
578
1, rw1 k 2 Tgl.
xY,drs i
X a IFS �1,F
iilnclle� @@ a '�
t
g� a�
in,� thick",
WR'
r. 2� IPC.-AR, �X,' .SHX; ,