A9.1-UL 12117.0

Transcription

A9.1-UL 12117.0

HORIZONTAL DUCT PROTECTION
1-2 HOUR
NATIONAL GYPSUM
CORPORATION O9 21 16.23/ NGC.
Ratings
March 20, 2012
Restrained Assembly Ratings -- 2 and 3 Hr.
.
1, 1 -1/2, 2, 3 and 4 Hr
Unrestrained Assembly Rating -- 11/2 Hr.
Design No. P522
Unrestrained Assembly Rating 1 Hr
Finish Rating 25 Min (See Items 3 or 3A )
Load Restricted for Canadian Applications
Design No. U438
Design No. U419
December 21, 2004
Nonbearing Wall Rating - 2 HR.
Nonbearing Wall Ratings - 1, 2, 3 or 4 Hr (See Items 3 & 4)
Design No. U423
October 27, 2005
October 03, 2005
Bearing Wall Ratings - 45 min, 1, 1-1/2 or 2 Hr (See Items 4 & 6)
See Guide
Load Restricted for Canadian Applications -- See Guide
1D. Alternate Floor Topping Mixture* -- Compressive strength to be 1200
psi min. Min thickness to be 1/2 in. Refer to manufacturer's instructions
accompanying the material for specific mix design.
UNITED STATES GYPSUM CO -- Type LRK
Floor Mat Materials* -- (Optional) - Floor mat material nom 0.4 in. thick
loose laid over the subfloor. Floor topping thickness a min 1 in. over the floor
mat.
1. Floor and Ceiling Runners - "J" -shaped runner, 2 -1/2 in. wide with un equal
legs of 1 in. and 2 in., fabricated from 24 MSG galv steel. Runners positioned
with short leg toward finished side of wall. Runners attached to structural
supports with steel fasteners located not greater than 2 in. from ends and not
greater than 24in. OC.
2. Steel Studs - "C-H" -shaped studs, 2 -1/2 in. wide by 1 -1/2 in. deep,
fabricated from 25 MSG galv steel. Cut to lengths 3/8 to 1/2 in. less than floor to
ceiling height and spaced 24 in. or 600 mm OC.
2A. Steel Studs - (Not shown)-"E" -shaped studs installed in place of "C -H" shaped studs (Item 2) to secure the closure liner panels at the ends of walls.
Fabricated from 25 MSG galv steel, 2-1/2 in. wide, with one leg 1 in. long and
two legs 3/4 in. long. Shorter legs 1 in. apart to engage gypsum
inerl panels. Cut
to lengths 3/8 in. less than floor to ceiling height. Sill and lintel of opening formed
with "J" -shaped runners (Item 1) secured to "E"-shaped studs with angle clips
and steel screws.
3. Gypsum Board* - 1 in. thick gypsum wallboard liner
panels, supplied in
nom 24 in. or 600 mm (for metric spacing) widths. Panels cut 1 in. less in length
than floor to ceiling height. Vertical edges inserted in "H"-shaped section of "C H" studs. Free edge of end panels attached to long leg of "J"-runners with 1- 5/8
in. long Type S steel screws spaced not greater than 12 in. OC.
UNITED STATES GYPSUM CO -- Levelrock Brand Sound Reduction Mat
Alternate Floor Mat Materials* -- (Optional) - Floor mat material ranging
from 3/8 in. to 3/4 in. thick loose laid over the subfloor. Floor topping
thickness a min 1/2 in. over the floor mat.
UNITED STATES GYPSUM CO -- Levelrock Brand Sound Reduction
Board
Alternate Floor Mat Materials* -- (Optional) - Floor mat material nom 1/4
in. thick loose laid over the subfloor. Floor topping thickness a min 1/2 in.
over the floor mat.
UNITED STATES GYPSUM CO -- Levelrock Brand Floor Underlayment
SRM-25
Steel Column, Steel Pipe or Steel Tube
Wide flange
steel column (W) or steel circular pipe (SP) or steel square
or rectangular tube (ST), min sizes as shown in the tables
below.
1. Concrete Topping -- 3000 psi compressive strength, 110 to 153 pcf unit
weight. Normal weight aggregate.
Spray -Applied Fire Resistive Materials*
Applied by
mixing with water an
d spraying in one or more coats to the
thicknesses shown below, to steel surfaces which are clean
and free of dirt, loose scale, and oil. Min average and min
individual density of 17.5 and 16 pcf, respectively, for Types
300, 300ES, 300N and SB. Min averag
e and min individual
density of 22 and 19 pcf, respectively, for Type 400. For
method of density determination, see Design Information
Section, Sprayed Material.
GRASSWORX L L C -- Type SC50
1E. Alternate Floor Topping Mixture* -- Compressive strength to be 3000
psi min. Min thickness to be 1/2 in. Refer to manufacturer's instructions
1A. Floor Topping Mixture* -- (Alternate to concrete topping) -- 8 gal max
water to 80 lbs. min of floor topping mixture to 220 lbs. max of sand.
Compressive strength to be 1000 psi. Min thickness to be 1/2 in. min for 3 hr
rating.
HACKER INDUSTRIES INC -- Firm-Fill Gypsum Concrete, Firm-Fill
2010, Firm-Fill 4010, Firm-Fill High Strength, Gyp-Span Radiant and
Firm-Fill 3310.
The min thickness of Spray
-Applied Fire Resistive Materials
required for various fire resista
nce ratings of contour sprayed
or boxed wide flange columns are shown in the table below:
Floor Mat Materials* -- (Optional) -- Floor mat material nom 6 mm thick
adhered to subfloor with Hacker Floor Primer. Primer to be applied to the
surface of the mat prior to the placement of a min 1 in. of floor-topping
mixture.
Min Thkns In.
Column
Size
W/D
1 Hr
1 -1/2 Hr
2 Hr
3 Hr
W6x9
0.33
15/16
1 -1/4
1 -9/16
W6x12
0.43
13/16
1 -1/8
1 -7/16
W6x16
0.57
11/16
1
1 -5/16
W8x28
0.68
W10x49
5/8
0.83
15/16
9/16
1 -1/4
13/16
2
HACKER INDUSTRIES INC -- Type Hacker Sound-Mat.
1
Alternate Floor Mat Materials* -- (Optional) -- Floor mat material nom 10
mm thick adhered to subfloor with Hacker Floor Primer. Primer to be applied
to the surface of the mat prior to the placement of a min 1-1/2 in. of
floor-topping mixture.
1 -13/16
1 -1/8
HACKER INDUSTRIES INC -- Type Hacker Sound-Mat II.
1
Alternate Floor Mat Materials* -- (Optional) -- Floor mat material nom 1/4
in. thick loose laid over the subfloor. Floor topping thickness shall be a min of
1 in.
W12x106
1.46
3/8
9/16
13/16
W14x233
2.52
1/4
3/8
1/2
HACKER INDUSTRIES INC -- Type Quiet Qurl 55/025
W14x730
6.68
1/4
1/4
1/4
1-1/2 in.
1
As an alternate to the above table, the required thickness of
Spray -Applied Fire Resistive Materials to be applied to all
surfaces of the steel columns for all rating periods may be
determined from the following equations:
h=
1-1/2 in.
System No. HW-S-0007
March 07, 1996
Assembly Rating -- 2 Hr
System No. HW-S-0004
September 08, 2004
Assembly Ratings -- 1 & 2 Hr (See Items 2, 3B & 3C)
Joint Width -- 1 In. Max
Joint Width -- 1 In. Max
R
1B. Finish Flooring -- Floor Topping Mixture* -- 4 to 7 gal of water mixed
with 80 lbs of floor topping mixture and 1.4 to 1.9 cu ft of sand. Compressive
strength to be 1200 psi min. Min thickness to be 3/4 in.
75 (W/D) + 15
(for column W/D range of 2.51 to 6.F68)
RAPID FLOOR SYSTEMS -- Type RF, RFP, RFU, RFR, Ortecrete
h = Spray -Applied Fire Resistive Materials thickness in the
range of 1/4 to 4
-1/2 in. (rounded up to the nearest 1/16 in.)
Floor Mat Materials* (Optional) -- Floor mat material nom 1/4 in. thick
loose laid over the subfloor. Maxxon Floor Primer to be applied to the surface
of the mat prior to the floor topping placement. Floor topping thickness a min
1 in. over the floor mat. Floor topping thickness a min 3/4 in. over
Acousti-Mat I floor mat.
-240 mins.)
W = Weight of the steel column in lbs per foot.
3. Joint System -- Max separation between bottom of floor
and top of wall is 1 in. The joint system consists of a
forming material and a fill material in the flutes of the steel
floor units and between the top of the wall and bottom of
the steel floor units, as follows:
A. Packing Material -- Min 4-1/2 in. thickness of
min 4.0 pcf mineral wool batt insulation firmly packed
into flutes of the steel floor units and between the top
of the wallboard and bottom of the steel floor units as
a permanent form. Packing material to be recessed
from each surface of wall to accommodate the
required thickness of fill material.
B. Fill, Void or Cavity Material* -- Min 1/2 in.
thickness of fill material installed on each side of the
wall in the flutes of the steel floor units and between
the top of the wall and the bottom of the steel floor
units, flush with each surface of wall.
Mineral Wool -- A 1 in. thickness by 4 in. wide section of min 4
pcf density mineral wool batt insulation is fitted into the 1 in. gap
within the deflection plate between the top of the ceiling runner and
the deflection plate.
Polyethylene Backer Rod (2 hr rated system only) -- A nom 1-1/4
in. diam polyethylene backer rod friction-fitted into the gap
between the top of the gypsum wallboard and the bottom of the
concrete deck on both sides of the wall and recessed from each
surface of wall to accommodate the required thickness of fill
material.
over the floor mat.
UNITED STATES GYPSUM CO -- Levelrock Brand Floor Underlayment
SRM-25
over the floor mat.
GRASSWORX L L C -- Type SC50
1F. Alternate Floor Topping Mixture* -- Compressive strength to be 1000
psi min. Thickness to be 3/4 in. min. Refer to manufacturer's instructions
Alternate Floor Mat Material* - (Optional) - Floor mat material nominal 2 9.5 mm thick loose laid over the subfloor. Floor topping shall be a min of 3/4
in.
C -- Type AccuQuiet P80, Type AccuQuiet C40, Type AccuQuiet RSM 20,
Type AccuQuiet RSM 32, Type AccuQuiet RSM 48, Type AccuQuiet RSM
64, Type AccuQuiet RSM 120, and Type AccuQuiet D-18.
1G. Alternate Floor Topping Mixture* -- Compressive strength to be 2100
psi min. Thickness to be 3/4 in. min. Refer to manufacturer's instructions
BMI PRODUCTS OF NORTHERN ILLINOIS INC -- Maxit 493
Min Thkns In.
Column
Size In.
1 Hr
W6x9
1 -1/2 Hr
1
W6x12
1 -3/8
7/8
W6x16
2 Hr
1 -3/4
1 -1/4
3/4
3 Hr
2 -7/16
1 -5/8
1 -1/8
2 -5/16
1 -7/16
Metal Lath (Alternate to Crack Suppression Mat (CSM)) -- 3/8 in. expanded
galvanized steel diamond mesh, 3.4 lbs/sq yd loose laid over the floor mat
material. Floor topping thickness shall be min 1-1/2 in.
Alternate Floor Mat Materials* - (Optional) -- Nom 0.4 in. thick floor mat
material loose laid over the subfloor. Maxxon Floor Primer to be applied to
the surface of the mat prior to the floor topping placement. Floor topping
thickness shall be min 1-1/2 in.
5. End Clearance -- Clearance for expansion at each end of slabs shall be
equal to (3/16 +or- 1/16 in.) L/17 in., where "L" is equal to length of span in
feet.
MAXXON CORP -- Type Enkasonic 9110
*Bearing the UL Classification Mark
2 -1/16
15/16
1 -3/16
1 -3/4
W12x106
3/8
5/8
7/8
1 -3/8
MAXXON CORP -- Type Acousti-Mat LP-R
W14x233
5/16
3/8
9/16
15/16
W14x730
5/16
5/16
5/16
7/16
1 -5/16
1 -15/16
Metal Lath (Optional) -- For use with floor mat materials, 3/8 in. expanded
galvanized steel diamond mesh, 3.4 lbs/sq yd or Maxxon Corp. UL Classified
Crack Suppression Mat (CSM) loose laid over the floor mat material. Floor
topping thickness shall be min 1 in.
The min thickness of Spray
-Applied Fire Resistive Materials
required for various fire resistance ratings of contour sprayed
steel pipes or tubes are shown on the table below:
MAXXON CORP -- Type Crack Suppression Mat (CSM)
1C. Finish Flooring-Floor Topping Mixture* -- 3 to 7 gal of water mixed
with 80 lbs of floor topping mixture and 1.0 to 2.1 cu ft of sand. Compressive
strength to be 1000 psi min. Min thickness to be 3/4 in.
Min
Column
Size In.
Min Thkns
In. 2 Hr
A/P
1 Hr
1 -1/2 Hr
SP 4x0.237
0.22
11/16
ST 4x4x0.1875
0.18
3/4
1 -1/16
1 -7/16
ST 4x4x0.3125
0.29
1/2
13/16
1 -1/8
ST 4x4x0.375
0.34
7/16
3/4
1
ST 4x4x0.5
0.44
3/8
9/16
7/8
ST 36x24x0.5
0.49
5/16
7/16
11/16
MAXXON CORP -- Type D-C, GC, GC 2000, L-R, T-F, CT .
1
1 -3/8
Floor Mat Materials* (Optional) -- Floor mat material nom 1/4 in. thick
loose laid over the subfloor. Maxxon Floor Primer to be applied to the surface
of the mat prior to the floor topping placement. Floor topping thickness a min
1 in. over the floor mat. Floor topping thickness a min 3/4 in. over
Acousti-Mat I floor mat.
MAXXON CORP -- Type Acousti-Mat I, Acousti-Mat II.
material loose laid over the subfloor with Crack Suppression Mat (CSM)
loose laid over the floor mat material. Floor topping thickness shall be min
1-1/2 in.
As an alternate to the table above, the required thickness of
Spray -Applied Fire Resistive Materials to be applied to all
surfaces of the steel pipes or tubes for all rating periods may
be determined from the following equation:
h=
C. Fill, Void or Cavity Material* -- A min 5/8 in. thickness of fill
material for 1 hr rated systems and a min 1/2 in. thickness of fill
material for 2 hr rated systems installed on each side of the wall
between the top of the wallboard and bottom of the concrete floor.
MAXXON CORP -- Type Acousti-Mat 3, Crack Suppression Mat (CSM)
Metal Lath (Alternate to Crack Suppression Mat (CSM)) -- 3/8 in. expanded
galvanized steel diamond mesh, 3.4 lbs/sq yd loose laid over the floor mat
material. Floor topping thickness shall be min 1-1/2 in.
R
188 (A/P) + 45
material loose laid over the subfloor. Maxxon Floor Primer to be applied to
thickness shall be min 1-1/2 in.
3M COMPANY -- CP 25WB+ or FB-3000 WT
MAXXON CORP -- Type Enkasonic 9110
Design No. D938
March 08, 2005
3M COMPANY -- FB-2000 or FB-2000+
Restrained Assembly Ratings
-1, 1-1/2 & 2 Hr
Unrestrained Assembly Ratings -3/4 Hr
Unrestrained Beam Ratings -1, 1-1/2 & 2 Hr
3. Welded Wire Fabric 6 x 6 --W1.4 x W1.4 SWG
4. Steel Floor or Form Units* Composite Nom. 2 in. deep 16, 24, or 32 in.
wide, 22 MSG min galv fluted units. Weld ed to supports 12 in. OC max. Adjacent
units screwed or welded 36 in. OC at joints.
EPIC METALS CORP Type EPICORE MSR
5. Spray-Applied Fire Resistance Materials* Applied by mixing with water
and spraying in more than one coat to the beam to the final thicknesses shown
below. When floor units are used the supporting beam shall be sprayed with
Spray-Applied Fire Resistive Materials. Beam surfaces must be clean and free of
dirt, loose scale and oil. Min average and min ind. density of 15/14 pcf,
respectively. Min avg and min ind. density of 22/19 pcf, respectively for Types
- Z
106, Z-106/G. For method of density determination, see Design Information
Section.
The thicknesses of Spray
-Applied Fire Resistive Materials is shown in the table
below are applicable when the beams are supporting solid concrete slabs or floor
assemblies containing only fluted floor or form units.
ARABIAN VERMICULITE INDUSTRIES Types MK-6/CBF, MK-6/ED,
MK-6/HY, MK-6s, Sonophone 5 , Z-106, Z-106-G.
W R GRACE & CO - CONN
CONSTRUCTI ON PRODUCTS DIV
Sonotex 1, Sonotex 5, Z-106, Z-106/G.
1. Beam W8X28, min size.
2. Normal Weight or Lightweight Concrete Normal weight concrete
carbonate or siliceous aggregate, 150 +or - 3 pcf unit weight, 3500 psi
compressive strength. Lightweight concrete, expanded shale, clay or slate
aggregate by rotary-kiln method or expanded clay or flyash aggregate by - sintered
grate method 110 +or -3 pcf unit weight, 3500 psi compressive strength.
Restrained Assembly
Rating, Hr
Concrete Type
Concrete
Thkns, In.
3. End Details -- Restrained and unrestrained.
Note: -- A 3/4-in. lateral expansion joint to be provided the full length and
depth of the slabs every 14 ft. Expansion should be obtained with
noncombustible, compressible material, for example, 24 sheets of 1/16 in.
thick ceramic fiber paper (total thickness equals 1-1/2 in.).
5/8
1
HOLLOWCORE INC
MAXXON CORP -- Type Acousti-Mat 3, Crack Suppression Mat (CSM)
W10x49
11/16
BOCCELLA PRECAST L L C
4. Joint -- Clearance between slabs at bottom, full length, 1/16 in. min., 5/16
in. max, grouted full length with sand-cement grout (3500 psi min
compressive strength) to a max depth of 4 1/2 in. This depth may be
maintained by placing a compressible material in the bottom of the joint
before applying grout.
material loose laid over the subfloor. Maxxon Floor Primer may be applied to
thickness shall be min 3/4 in.
W8x28
2. Precast Concrete Units* -- Nom 8, 10, 12 or 14 in. thick units. Normal
weight aggregate. Cross section similar to the above illustration.
STRES CORE INC
material loose laid over the subfloor with Crack Suppression Mat (CSM)
loose laid over the floor mat material. Floor topping thickness shall be min
1-1/2 in.
The thicknesses contained in the table below are applicable
when the Spray
-Applied Fire Resistive Materials applied to
the column's flange tips are reduced
to one -half that shown
in the table below (for contour application):
See Concrete Blocks (CAZT) category in the Fire
Resistance Directory for names of manufacturers.
UNITED STATES GYPSUM CO -- Levelrock Brand Sound Reduction
Board
PRESTRESSED SLABS INC
MAXXON CORP -- Type Acousti-Mat I, Acousti-Mat II.
D = Heated perimeter of the steel column in inches.
1. Floor Assembly -- The fire-rated fluted steel
deck/concrete floor assembly shall be constructed of the
materials and in the manner described in the individual
Floor-Ceiling Design in the UL Fire Resistance Directory
and shall include the following construction features:
A. Steel Floor And Form Units* -- Composite or
noncomposite max 3 in. deep min 22 ga galv or
phos/painted fluted units. Adjacent units
button-punched or welded together max 36 in. OC
along side joints.
B. Normal Weight or Light Weight Concrete -- Min
3 in. thick concrete of the type, density, and
compressive strength detailed for the specific
Floor-Ceiling Design described in the UL Fire
Resistance Directory.
2. Wall Assembly -- Min 5-1/2 in. thick reinforced
lightweight or normal weight (100-150 pcf) structural
concrete. Wall may also be constructed of any UL
Classified Concrete Blocks*.
Alternate Floor Mat Materials* -- (Optional) - Floor mat material ranging
from 3/8 in. to 3/4 in. thick loose laid over the subfloor. Floor topping
thickness a min 1/2 in. over the floor mat.
Where:
R = Fire resistance rating period in minutes (60
1. Floor Assembly -- Min 4-1/2 in. thick steel-reinforced lightweight or
normal weight (100-150 pcf) structural concrete.
2. Wall Assembly -- The 1 or 2 hr fire rated gypsum wallboard/stud wall
assembly shall be constructed of the materials and in the manner
described in the individual U400-Series Wall or Partition Design in the
UL Fire Resistance Directory and shall include the following
construction features:
A. Steel Floor And Ceiling Runners -- Top and bottom runners of
wall assembly shall consist of min 3-5/8 in. wide by 3 in. deep
corrosion protected min 25 MSG steel channels. Floor runner
secured with steel fasteners spaced max 24 in. O.C. The ceiling
runner is installed within the u-shaped deflection plate (item 3A)
with a nom 1 in. gap is maintained between the top of the ceiling
runner and the top of the deflection plate.
B. Studs -- Min 3-5/8 in. wide by 1-1/4 in. deep corrosion protected
min 25 MSG steel channels. Steel stud spacing not to exceed 24 in.
O.C.
C. Gypsum Board* -- 5/8 in. thick, 4 ft wide with square or
tapered edges. Wallboard sheets installed vertically on both sides of
stud framing with joints centered over studs. A max 1 in. gap is
maintained between the top of the wallboard and the bottom of the
concrete floor. The gypsum wallboard type, thickness, number of
layers and fastener types shall be as specified in the individual
U400-Series Design in the UL Fire Resistance Directory.
3. Joint System -- Max separation between bottom of floor and top of
wall is 1 in. The joint system consists of a deflection plate, packing
material and caulk, as follows:
A. Deflection Plate -- A nom 4 in. wide by 3 in. deep, min 24
gauge steel u-shaped channel. The deflection plate is attached to the
concrete floor with masonry anchors at a max 24 in. O.C. The steel
ceiling runner (item 2A) is installed within the deflection plate to
maintain a nom 1 in. gap between the top of the ceiling runner and
the top of the deflection plate. The ceiling runner is not fastened to
the deflection plate.
B. Packing Material -- The following packing materials are used:
UNITED STATES GYPSUM CO -- Levelrock Brand Sound Reduction Mat
ALLIED CUSTOM GYPSUM PLASTERWORKS L L
Metal Lath (Optional) -- For use with 3/8 in. or 10 mm floor mat materials,
3/8 in. expanded steel diamond mesh, 3.4 lbs/sq yd placed over the floor mat
material. Hacker Floor Primer to be applied prior to the placement of the
metal lath. When metal lath is used, floor topping thickness a nom 1-1/4 in.
over the floor mat.
(for column W/D range of 0.33 to 2.51)
Joint Systems
Floor Mat Materials* -- (Optional) - Floor mat material nom 0.4 in. thick
loose laid over the subfloor. Floor topping thickness a min 1 in. over the floor
mat.
C -- Accu-Crete, AccuRadiant, AccuLevel G40 and AccuLevel SD30.
75 (W/D) + 32
Joint Systems
UNITED STATES GYPSUM CO -- Type HSLRK
ALLIED CUSTOM GYPSUM PLASTERWORKS L L
R
h=
over the floor mat.
Types MK-6/HY, MK-6s, RG,
GRACE KOREA INC Types MK -6/CBF, MK-6/ED, MK-6/HY, MK-6s,
Sonotex 1, Sonotex 5, Z -106, Z-106/G.
Restrained
Assembly
Rating, Hr
2
2, 1-1/2
Unrestrained
Beam
Rating, Hr
Min Thkns, In.
(Beam)
2
1
1-1/2
3/4
1
7/16
1
Normal Weight
4
1
Lightweight
3-3/4
1-1/2
Normal Weight
4-1/2
1-1/2
Lightweight
4
6. Shear Connector Studs
Optional Studs, 3/4 in. diam by 3 in. long
headed type or equivalent per AISC Specifications. Welded to the top flange of
the beam through the steel form units.
2
Normal Weight
5
2
Lightweight
4-1/4
2, 1-1/2, 1
6. Min Bearing -- 1-1/2 in.
Roofing System* Any UL Class A, B or C Roofing System (TGFU) or Prepared Roof
Covering (TFWZ) acceptable for use over nom 15/32 in. thick wood structural panels, min.
D" or "Sheathing". Nom 15/32 in. thic
k wood structural panels secured to trusses with
No. 6d ringed shank nails spaced 12 in. OC along each truss. Staples having equal or greater
withdrawal and lateral resistance strength may be substituted for the 6d nails. Construction
adhesive may be usedwith either the nails or staples.
Pitched or parallel chord wood trusses, spaced a max of 24 in. OC, fabricated from
nom 2 by 4 lumber, with lumber oriented vertically or horizontally. Truss members secured
together with min. 0.0356 in. thickgalv steel plates. Plates have 5/16 in. long teeth projecting
perpendicular to the plane of the plate. The teeth are in pairs facing each other (made by the
same punch), forming a split tooth type plate. Each tooth has a chisel point on its outside edge.
These points are diagonally opposite each other for each pair. The top half of each tooth has a
twist for stiffness. The pairs are repeated on approximately 7/8 in. centers with four rows of teeth
per inch of plate width. Where the truss intersects withethinterior face of the exterior walls, the
min truss depth shall be 5-1/4 in. with a min roof slope of 3/12 and a min. area in the plane of the
truss of 21 sq/ft. Where the truss intersects with the interior face of the exterior walls, the min
may be reduced to 3 in. if the batts and blankets ( Item 3) are used as shown in the
above illustration (Alternate Insulation Placement) and are firmly packed against the intersection
of the bottom chords and the plywood sheathing.
Batts and Blankets* (Optional)- Required when Item 6B is used Glass fiber insulation,
secured to the wood structural panels with staples spaced 12 in. OC or to the trusses with 0.090
in. diam galv steel wires spaced 12 in. OC. Any glass fiber insulation bearing the UL
assification Marking as to Surface Burning Characteristics and/or Fire Resistance, having a
min density of 0.5 pcf. As an option, the insulation may be fitted in the concealed space, draped
over the resilient channel/gypsum board ceiling membrane when resi
lient channels and gypsum
board attachment is modified as specified in Items 6 and 7. When
Steel Framing Members
(Item 6B) are used, max 3-1/2 in. thick insulation shall be draped over the furring channels (Item
6Ba) and gypsum board ceiling membrane, and
friction-fitted between trusses and Steel Framing
Members (Item 6Bd). The finished rating has only been determined when the insulation is
secured to the decking.
Fiber,Sprayed* As an alternate to Item 3 (not evaluated for use with Item 6B)
applied cellulose insulation material, having a min density of 0.5 pcf, applied within the
concealed space, over the resilient channel/gypsum board ceiling membrane when resilient channels and
board attachment is modified as specifiedin Items 6 and 7. The finished rating when
Fiber,Sprayed is used has not been determined. The fiber is applied with water within the
concealed space, over the resilient channel/gypsum board ceiling membrane, in accordance with
the application instructionssupplied with the product. Alternate application method: The fiber is
applied with U.S. Greenfiber LLC Type AD100 hot melt adhesive at a nominal ratio of one part
adhesive to 6.6 parts fiber in accordance with the application instructions supplied with th
product. Alternate application method: The fiber is applied without water or adhesive in
accordance with the application instructions supplied with the product.
U S GREENFIBER L L C Cocoon2 Stabilized or Cocoon
-FRM (Fire Rated Material).
Any UL Class 0 or Class 1 flexible air duct installed in accordance with the
instructions provided by the damper manufacturer.
Ceiling Damper* Max nom area, 324 sq in. Max square size, 18 in. by 18 in. rectangular
sizes not to exceed 324 sq in. wi
th a max width of 18 in. Max damper height is 14 in. Installed in
accordance with manufacturers installation instructions provided with the damper. Max damper
openings not to exceed 162 sq in. per 100 sq ft of ceiling area.
C&S AIR PRODUCTS Model RD-521
Model CFD-521
Alternate Ceiling Damper* Max nom area, 196 sq in. Max square size, 14 in. by 14 in.
Rectangular sizes not to exceed 196 sq in. with a max width of 24 in. Max overall damper height
is 7 in. Installed in accordance with themanufacturers installation instructions provided with the
damper. Max damper openings not to exceed 196 sq in. per 100 sq ft of ceiling area.
C&S AIR PRODUCTS Model RD-521-BT
Model CFD-521-BT.
Furring Channels Resilient channels, nom.1/2 in. deep by 2-3/8 in. wide at the base and
3/8 in. wide at the face, formed from 0.020 in. thick galv steel. Installed perpendicular to the
trusses (Item 2), spaced a max of 16 in. OC when no insulation (Item 3 or 3A) is fitted in the
ed, or a max of 12 in. OC when insulation (Item 3 or 3A) is fitted in the concealed
space, draped over the resilient channel/gypsum board ceiling membrane. Two courses of
resilient channel positioned 6 in. OC at wallboard butt
-joints (3 in. from each end o
Channels oriented opposite at wallboard butt
-joints. Channel splices overlapped 4 in. beneath
wood trusses. Channels secured to each truss with 1 - 1/4 in. long Type S screws.
Steel Framing Members (Not Shown)* As an alternate to Item 6, furring channels
and Steel Framing Members as described below:
Furring Channels Formed of No. 25 MSG galv steel. -3/8
2 in. wide by 7/8 in.
deep, spaced 24 in. OC perpendicular to trusses when no insulation (Items 3 or 3A) is
fitted in the concealedspace or 12 in. OC when insulation (Items 3 or 3A) is fitted in the
concealed space, draped over the furring channel/gypsum board ceiling membrane or 24
in. OC when insulation (Items 3 or 3A) is fitted in the concealed space, draped over the
furring channel/gypsum board ceiling membrane and a second layer of gypsum board is
attached as described in Item 7 for steel framing members. Channels secured to joists as
described in Item b. Ends of adjoining channels overlapped 6 in. and tied together with
trand of No. 18 SWG galv steel wire near each end of overlap.
Steel Framing Members Used to attach furring channels (Item a) to trusses (Item
2). Clips spaced 48 in. OC and secured to alternating trusses with No. 8 x 2
drywall screw through the center grommet. Furring channels are friction fitted into clips.
Adjoining channels are overlapped as described in Item a. As an alternate, ends of
adjoining channels may be overlapped 6 in. and secured together with two self
crews, min. 7/16 in. long at the midpoint of the overlap, with one screw on each
flange of the channel. Additional clips required to hold furring channel that supports the
gypsum board butt joints, as described in Item 7.
CANADIAN GYPSUM COMPANY- Type SLX.
UNITED STATES GYPSUM CO- Type SLX.
USG MEXICO S A DE C V- Type SLX.
4. Gypsum Board* - 1/2 in. thick, 4 ft. or 1200 mm (for metric spacing) wide
wallboard applied vertically in two layers. Inner or base layer attached to studs
with 1 in. long Type S steel screws spaced 24 in. OC along the edges and in the
field of the boards. Outer or face layer attached to studs and "J" -runners with 1 5/8 in. long Type S steel screws spaced 12 in. along the edges and in the field of
the boards, staggered from screws in inner layer. Joints between inner and outer
layers staggered.
Outer layer joints covered with paper tape and joint compound. Exposed screw
heads covered with joint compound.
As an alternate method, inner wallboard layer applied vertically, outer wallboard
layer applied horizontally. Inner layer attached to studs with 1 in. Type S steel
screws spaced 24 in. OC along vertical edges and in the f ield. Outer layer attached
to the studs and "J" runners over the inner layer with 1-5/8 in. long Type S steel
screws spaced 12 in. OC in the field, along the vertical edges and to the floor and
ceiling runners. Outer layer secured to inner layer wallboard with 1-1/2 in. long
Type G steel screws located midway between studs and 1 in. from the horizontal
joint.
AMERICAN GYPSUM CO- Types AG-C .
BPB AMERICA INC - Type FRPC, ProRoc Type C.
BPB CANADA INC - ProRoc Type C.
CANADIAN GYPSUM COMPANY- Type C, IP-X2, or WRC.
G-P GYPSUM CORP, SUB OF
GEORGIA-PACIFIC CORP - Type 5.
LAFARGE NORTH AMERICA INC- Types LGFC-C, LGFC-C/A.
NATIONAL GYPSUM CO- Types FSK-C, FSW-C, FSMR-C.
PABCO GYPSUM, DIV OF PACIFIC COAST
BUILDING PRODUCTS INC- Types PG-C.
STANDARD GYPSUM L L C - Type SG-C.
TEMPLE-INLAND FOREST PRODUCTS CORP- Type TG-C.
UNITED STATES GYPSUM CO- Type C, IP-X2 or WRC.
USG MEXICO S A DE C V- Type C, IP-X2 or WRC.
4A. Gypsum Board* - (As an alternate to Item 4) - 5/8 in. thick, 4 ft wide.
Attached as described in Item 4.
CANADIAN GYPSUM COMPANY- Type AR, IP-AR, IP-X1, SCX or
WRX.
UNITED STATES GYPSUM CO- Type AR, FRX-G, IP-AR, IP-X1, SCX or
WRX.
USG MEXICO S A DE C V- Type AR, IP-AR, IP-X1, SCX or WRX.
5. Batts and Blankets* - (Optional) - (Not shown) - Mineral wool or glass
fiber batts partially or completely filling stud cavity. Any mineral wool or glass
fiber batt material bearing the UL Classification Marking as to Fire Resistance.
5A. Fiber, Sprayed* - As an alternate to Batts and Bla nkets (Item 5) - Spray
applied cellulose material. The fiber is applied with water to completely fill the
enclosed cavity in accordance with the application instructions supplied with the
3
product. Nominal dry density of 3.0 lb/ft
. Alternate application method: The fiber
is applied with U.S. Greenfiber LLC Type AD100 hot melt adhesive at a nominal
ratio of one part adhesive to 6.6 parts fiber to completely fill the enclosed cavity
in accordance with the application instructions supplied with the product.
3
Nominal dry density of 2.5 lb/ft
.
U S GREENFIBER L L C
Cocoon2
Stabilized or Cocoon -FRM (Fire Rated
Material)
5B. Fiber, Sprayed* - As an alternate to Batts and Blankets (Item 5) and Item
5A - Spray applied cellulose insulation material. The fiber is applied with water to
interior surfaces in accordance with the application instructions supplied with the
product. Applied to completely fill the enclosed cavity. Minimum dry density of
4.3 pounds per cubic ft.
NU-WOOL CO INC - Cellulose Insulation
Design No. U451
October 14, 2004
Nonbearing Wall Rating - 1 HR.
PAC INTERNATIONAL INC Type RSIC-1.
Steel Framing Members* (Not Shown)- As an alternate to Items 6 and 6A.
Furring Channels Hat-shaped furring channels, 7/8 in. deep by-2
the base and 1-1/4 in. wide at the face, formed from No. 25 ga. galv steel, spaced max
in. OC perpendicular to trusses and Cold Rolled Channels (Item 6Bb). Furring channels
secured to Cold Rolled Channels at every intersection with a 1/2 in. pan head self
screw through each furring channel leg. Ends of adjoining channels overla
tied together with two double strand No. 18 SWG galv steel wire ties, one at each end of
overlap. Supplemental furring channels at base layer and outer layer gypsum board butt
joints are not required. Batts and Blankets draped over furringhannels
c
as described in
Item 3. Two layers of gypsum board attached to furring channels as described in Item 7.
Cold Rolled Channels 1-1/2 in. by 1/2 in., formed from No. 16 ga. galv steel, positioned
vertically and parallel to trusses, friction
-fitted into the channel caddy on the Steel Framing Members
(Item 6Bd). Adjoining lengths
of cold rolled channels lapped min. 6 in. and wire
-tied together with two double strand 18
SWG galv steel wire ties, one at each end of overlap.
Blocking Where trussdesign does not permit direct, full contact of the hanger
bracket, a piece of nominal 2 by 4 in. lumber (blocking), min. 6 in. long to permit full
contact of the hanger bracket, to be secured vertically to the side of the truss (Item 2) at
the top and bottom of the blocking at each Steel Framing Member (Item 6Bd) location.
Steel Framing Members* Hangers spaced 48 in. OC. max along truss, and secured
to the Blocking (Item 6Bc) on alternating trusses with a single 5/16 in. by 2 in. hex head
four #6 1-1/4 in. drywall screws through mounting hole(s) on the hanger
bracket. The two 1/4 in. long steel teeth on the hanger are embedded in the side of the
blocking. Hanger positioned on blocking and leveling bolt height adjusted such that
nnels are flush with bottom of trusses before gypsum board installation.
Spring gauge of hanger chosen per manufacturer
\'s instructions.
KINETICS NOISE CONTROL INC Type ICW.
Gypsum Board* One layer of nom 5/8 in. thick by 48 in. wide boards, inst
dimension parallel to trusses. Attached to the resilient channels using 1 in. long Type S bugle
head screws. Screws spaced a max of 12 in. OC along butted end
-joints and in the field when no
insulation (Item 3 or 3A ) is fitted in the conce
aled spaced, or a max of 8 in. OC along butted
joints and in the field when insulation (Item 3 or 3A ) is fitted in the concealed space, draped
over the resilient channel/gypsum board ceiling membrane.
Steel Framing Members*
(Item 6A) are used, sheets installed with long dimension
perpendicular to furring channels and side joints of sheet located beneath trusses. Gypsum board
screws are driven through channel spaced 12 in. OC in the field when no insulation (Item 3 or
3A) is fitted in the conceale
d space, or 8 in. OC in the field when insulation (Item 3 or 3A) is
fitted in the concealed space, draped over the furring channel/gypsum board ceiling membrane.
Gypsum board butt joints shall be staggered min. 2 ft. within the assembly, and occur between
the main furring channels. At the gypsum board butt joints, each end of the gypsum board shall
be supported by a single length of furring channel equal to the width of the wallboard plus 6 in.
on each end. The furring channels shall be spaced approximately
3-1/2 in. OC, and be attached to
the trusses with one RSIC-1 clip at each end of the channel. Screw spacing along the butt joint to
attach the gypsum board to the furring channels shall be 8 in. OC. Second (outer) layer of
gypsum board required when furri
ng channels (Item 6A, a) are spaced 24 in. OC and insulation
is fitted in the concealed space, draped over the furring channel/gypsum board ceiling
membrane. Outer layer of gypsum board attached to the furring channels using 1
d screws spaced 8 in. OC at butted joints and 12 in. OC in the field. Butted end
joints of outer layer to be offset a minimum of 8 in. from base layer end joints. Butted side joints
of outer layer to be offset minimum 18 in. from butted side joints of base
layer.
(Item 6B) are used, two layers of nom 5/8 in. thick, 4 ft wide
gypsum board are installed with long dimensions perpendicular to furring channels (Item 6Ba).
Base layer attached to the furring channels using 1 in. long Typ
e S bugle head steel screws
spaced 8 in. OC along butted end joints and 12 in. OC in the field of the board. Butted end joints
centered on the continuous furring channels. Butted base layer end joints to be offset a min of 16
in. in adjacent courses. Outerlayer attached to the furring channels using-5/8
1 in. long Type S
bugle head steel screws spaced 8 in. OC at butted end joints and 12 in. OC in the field. Butted
end joints centered on the continuous furring channels and offset a min of 16 in. from butte
joints of base layer. Butted side joints of outer layer to be offset min 16 in. from butted side
joints of base layer.
CANADIAN GYPSUM COMPANY Types C, IP-X2, IPC-AR.
UNITED STATES GYPSUM CO Types C, IP-X2, IPC-AR.
USG MEXICO S A DE C V Types C, IP-X2, IPC-AR.
Finishing System (Not Shown) Vinyl, dry or premixed joint compound, applied in two
coats to joints and screw-heads; paper tape, 2 in. wide, embedded in first layer of compound over
all joints. As an alternate, nom 3/32 in. th
ick veneer plaster may be applied to the entire surface
Alternate Ceiling Membrane Not Shown.
Main runners Installed perpendicular to trusses Nom 10 or 12 ft long, 15/16 in.
1/2 in. wide face, spaced 4 ft OC. Main runners hung a min of 2 in. from bottom
chord of trusses with 12 SWG galv steel wire. Wires located a max of 48 in. OC.
Cross tees or channels Nom 4 ft long, 15/16 in. or -11/2 in. wide face or cross
channels, nom 4 ft long, 1-1/2 wide face, installed perpendicular to the main runners,
spaced 16 in. OC. Additional cross tees or channels used at 8 in. from each side of butted
gypsum board end joints. The cross tees or channels may be riveted or screw
the wall angle or channel to facilitate the ceiling installation.
Wall angles or channels Used to support steel framing member ends and for
attachment of the gypsum wallboard Min 0.016 in. thick painted or galvanized
steel angle with 1 in. legs or min. 0.016 in.hick
t painted or galvanized steel channel with
1/2 by 1 in. profile, attached to walls at perimeter of ceiling with fasteners 16 in.
Type DGL or RX.
USG INTERIORS INC Type DGL or RX.
Gypsum Board* For use with Steel Framing Members (Item 9) when Batts and
Blankets* (Item 6) are not used- One layer of nom 5/8 in. thick by 48 in. wide boards, installed
with long dimension parallel to the main runners. Gypsum board fastened to each cross tee or
channel with five wallboard sc
rews, with one screw located at the midspan of the cross tee or
channel, one screw located 12 in. from and on each side of the cross tee or channel mid span and
one screw located 1-1/2 in. from each gypsum board side joint. Except at wallboard end joints,
wallboard screws shall be located on alternating sides of cross tee flange. At gypsum board end
joints, gypsum board screws shall be located 1/2 in. from the joint. Gypsum board fastened to
main runners with wallboard screws 1/2 in. from side joints, midwa
y between intersections with
cross tees or channels (16 in. OC). End joints of adjacent gypsum board sheets shall be staggered
not less than 32 in. Gypsum board sheets screw attached to leg of wall angle with wallboard
screws spaced 12 in. OC. Joints treat
ed as described in Item 7. For use withSteel Framing
(Item 9) whenBatts and Blankets*(Item 6) are used- Ratings limited to 1 Hour
5/8 in. thick, 4 ft wide; installed with long dimension perpendicular to cross tees with side joints
long main runners and end joints centered along cross tees. Fastened to cross tees with
1 in. long steel gypsum board screws spaced 8 in. OC in the field and 8 in. OC along end joints.
Fastened to main runners with 1 in. long gypsum board screws spaced mid
way between cross
tees. Screws along sides and ends of boards spaced 3/8 to 1/2 in. from board edge. End joints of
the sheets shall be staggered with spacing between joints on adjacent boards not less than 4 ft
CANADIAN GYPSUM COMPANY Type C or IP-X2.
UNITED STATES GYPSUM CO Type C or IP-X2.
USG MEXICO S A DE C V Type C or IP-X2.
1. Floor and Ceiling Runners - (Not shown) - Channel shaped, fabricated
from min 25 MSG corrosion -protected steel, min width to accommodate stud size,
with min 1 in. long legs, attached to floor and ceiling with fasteners 24 in. OC
max.
2. Steel Studs - Channel shaped, fabricated from min 25 MSG corr osion protected steel, min width as indicated under Item 4, min-1/4
1 in. flanges and 1/4
in. return, spaced a max of 24 in. OC. Studs to be cut 3/8 to 3/4 in. less than
assembly height.
3. Batts and Blankets* - (Required as indicated under Item 4) - Mineral wool
batts, friction fitted between studs and runners. Min nom thickness as indicated
under Item 4. See Batts and Blankets (BKNV or BZJZ) Categories for names
of Classified companies.
3A. Batts and Blankets* - (Optional) - Placed in stud cavities, any lgass fiber
or mineral wool insulation bearing the UL Classification Marking as to Surface
Burning Characteristics and/or Fire Resistance. See Batts and Blankets (BKNV
or BZJZ) Categories for names of Classified companies.
4. Gypsum Board* - Gypsum panels with beveled, square or tapered edges,
applied vertically or horizontally. Vertical joints centered over studs and
staggered one stud cavity on opposite sides of studs. Vertical joints in adjacent
layers (multilayer systems) staggered one stud cavity. Horiz ontal joints need not
be backed by steel framing. Horizontal edge joints and horizontal butt joints on
opposite sides of studs need not be staggered. Horizontal edge joints and
horizontal butt joints in adjacent layers (multilayer systems) staggered a min of 12
in. The thickness and number of layers for the 1 hr, 2 hr, 3 hr and 4 hr ratings are
as follows:
Rating
Wallboard Protection on Each Side of Wall
No. of Layers
Min Thkns
Min Stud
& Thkns
of Insulation
Depth
of Panel
(Item 3)
Optional
AMERICAN GYPSUM CO - Type AG-C.
BPB AMERICA INC - 1/2 in. or 5/8 ni . ProRoc Type C.
BPB CANADA INC - 1/2 in. or 5/8 in. ProRoc Type C.
CANADIAN GYPSUM COMPANY- 1/2 in. Type C, IP-X2, IPC-AR or
WRC, 5/8 in. Type AR, IP
-AR, IP-X1 or SCX.
G-P GYPSUM CORP, SUB OF
GEORGIA-PACIFIC CORP - Types 5, C, , DAP, DA.
LAFARGENORTH AMERICA INC - Type LGFC-C, LGFC-C/A.
NATIONAL GYPSUM CO - Types FSK-C, FSW-C, FSMR-C.
PABCO GYPSUM, DIV OF PACIFIC COAST
BUILDING PRODUCTS INC- Type C or PG-C.
STANDARD GYPSUM L L C- Type SG-C.
TEMPLE-INLAND FOREST PRODUCTS CORP- Type TG-C.
UNITED STATES GYPSUM CO- 1/2 in. Type C, IP-X2, IPC-AR or WRC,
5/8 in. Type AR, IP-AR, IP-X1 or SCX.
USG MEXICO S A DE C V - 1/2 in. Type C, IP-X2, IPC-AR or WRC; 5/8 in.
Type AR, IP-AR, IP-X1 or SCX.
5A. Gypsum Board* - (As an alternate to Item 5) - Nom 3/4 in. thick, 4 ft
wide, installed as described in Item 5 with screw length increased to 1 -1/4 in.
CANADIAN GYPSUM COMPANY- Types AR, IP-AR.
UNITED STATES GYPSUM CO- Types AR, IP-AR.
USG MEXICO S A DE C V - Types AR, IP-AR.
6. Joint Tape andCompound - Vinyl, dry or premixed joint compound,
applied to joints and screw heads; paper tape, 2 in. wide, embedded in first layer
of compound over all joints. As an alternate, nom 3/32 in. thick gypsum veneer
plaster may be applied to the entire surface
of Classified veneer baseboard. Joints
reinforced.
7. Caulking and Sealants* - (Optional, not shown) - A bead of acoustical
sealant applied around the partition perimeter for sound control.
UNITED STATES GYPSUM CO- Type AS.
*Bearing the UL Classificati
on Mark
4. Gypsum Board* - Gypsum panels with beveled, square or tapered edges, applied
vertically or horizontally. Vertical joints centered overtuds
s and staggered one stud
cavity on opposite sides of studs. Vertical joints in adjacent layers (multilayer systems)
staggered one stud cavity. Horizontal joints need not be backed by steel framing.
Horizontal edge joints and horizontal butt joints on posite
op
sides of studs need not be
staggered when load is reduced to 90 percent of max stud capacity. When load is at 100
percent, horizontal edge joints and
horizontal butt joints on oposite sides of studs staggered a min of 12 in.
Horizontal edge joints nad horizontal butt joints in adjacent layers (multilayer
systems) staggered a min of 12 in. The thickness and number of layers and
percent of design load for the 45 min, 1 hr,-1/2
1 hr, and 2 hr ratings are as
follows:
3-1/2
1 layer, 5/8in. thick
1
2-1/2
1 layer, 1/2 in. thick
1-1/2 in.
1
1-5/8
Optional
2
1-5/8
2 layers, 1/2 in. thick
Optional
2
1-5/8
Optional
2
3-1/2
3 in.
3
1-5/8
Optional
1 hr
3
1-5/8
Optional
1-1/2 hr
3
1-5/8
Optional
2 hr
80
100
Wallboard Protection on Each Side Wall
of
Rating
45 Min
No. of Layers
& Thkns
of Panel
% of
Design Load
100
100
100
4
1-5/8
Optional
2 hr@
4
1-5/8
Optional
2 hr
100
4
2-1/2
2 in.
2 hr
100
CANADIAN GYPSUM COMPANY- 1/2 in. thick Type C, IP-X2 or IPC-AR;
WRC, 5/8 in. thick Type AR, C, IP
-AR, IP-X1, IP-X2, IPC-AR, SCX, SHX,
WRX or WRC; 3/4 in. thick Types IP
-X3 or ULTRACODE
UNITED STATES GYPSUM CO- 1/2 in. thick Type C, IP-X2, IPC-AR or
WRC; 5/8 in. thick Type SCX, SHX, WRX,P-X1,
I
AR, C, WRC, FRX-G, IPAR, IP-X2, IPC-AR ; 3/4 in. thick Types IP
-X3 or ULTRACODE
USG MEXICO S A DE C V - 1/2 in. thick Type C, IP-X2, IPC-AR or WRC;
5/8 in. thick Type AR, C, IP
-AR, IP-X1, IP-X2, IPC-AR, SCX, SHX, WRX,
WRC or; 3/4 in. thick TypesP-X3
I
or ULTRACODE
When Item 6B, Steel Framing Members*, is used, Nonbearing Wall Rating is limited to 1
Hr. Min. stud depth is 3-1/2 in., min. thickness of insulation (Item 3)
is 3 in., and two layers of gypsum board panels (1/2 in. or 5/8 in. thick) shal l be
attached to furring channels as described in Item 5. One layer of gypsum board
panels (1/2 in. or 5/8 in. thick) attached to opposite side of stud without furring
channels as described in Item 5.
4A. Gypsum Board* - (As an alternate to Item 4) - 5/8 in. thick, 2 ft. wide,
tongue and groove edge, applied horizontally as the outer layer to one side of the
assembly. Secured as described in Item 5. Joint covering (Item 7) not required.
CANADIAN GYPSUM COMPANY- Type SHX.
UNITED STATES GYPSUM CO- Type SHX.
USG MEXICO S A DE C V - Type SHX.
5. Fasteners - (Not shown) - Type S or S-12 steel screws used to attach panels
to studs (Item 2) or furring channels (Item 6). Single layer systems: 1 in. long for
1/2 and 5/8 in. thick panels or -1/4
1 in. long for 3/4 in. thick panels, spaced 8 in.
OC when panels are applied horizontally, or 8 in. OC along vertical and bottom
edges and 12 in. OC in the field when panels are applied vertically. Two layer
systems: First layer- 1 in. long for 1/2 and 5/8 in. thick pa nels or 1-1/4 in. long for
3/4 in. thick panels, spaced 16 in. OC. Second layer - 1-5/8 in. long for 1/2 in., 5/8
in. thick panels or 2 -1/4 in. long for 3/4 in. thick panels, spaced 16 in. OC with
screws offset 8 in. from first layer.Three-layer systems: First layer- 1 in. long
for 1/2 in., 5/8 in. thick panels, spaced 24 in. OC. Second layer - 1-5/8 in. long for
1/2 in., 5/8 in. thick panels, spaced 24 in. OC. Third layer 2 -1/4
- in. long for 1/2
in., 5/8 in. thick panels or 2 -5/8 in. long for 5/8 in. thick panels, spaced 12 in. OC.
Screws offset min 6 in. from layer below. Four-layer systems: First layer- 1 in.
long for 1/2 in., 5/8 in. thick panels, spaced 24 in. OC. Second layer - 1- 5/8 in.
long for 1/2 in., 5/8 in. thick panels, spaced 24 in. OC. Third lay er- 2 1/4 in.- long
for 1/2 in. thick panels or 2 -5/8 in. long for 5/8 in. thick panels, spaced 24 in. OC.
Fourth layer- 2-5/8 in. long for 1/2 in. thick panels or 3 in. long for 5/8 in. thick
panels, spaced 12 in. OC. Screws offset min 6 in. from layer bel ow.
6. Furring Channels - (Optional, not shown, for single or double layer systems)
- Resilient furring channels fabricated from min 25 MSG corrosion
protected
steel, spaced vertically a max of 24 in. OC. Flange portion attached to each
intersecting stud with 1/2 in. long Type S -12 steel screws. Not for use with Item 4A.
6A. Steel Framing Members (Not Shown)*- (Optional on one or both sides,
not shown, for single or double layer systems) - As an alternate to Item 6,
furring channels and Steel Framing Membe
rs as described below:
a. Furring Channels - Formed of No. 25 MSG galv steel. 2 -3/8 in. wide
by 7/8 in. deep, spaced max. 24 in. OC perpendicular to studs. Channels
secured to studs as described in Item b. Gypsum board attached to furring
channels as described in Item 5. Not for use with Item 4A.
b. Steel Framing Members* - Used to attach furring channels (Item
6Aa) to studs (Item 2). Clips spaced max. 48 in. OC., and secured to studs
with No. 8 x 1-1/2 in. minimum self - drilling, S-12 steel screw through the
center grommet. Furring channels are friction fitted into clips.
6B. Steel Framing Members (Optional, Not Shown)*
- As an alternate to Item
6, furring channels and Steel Framing Members on only one side of studs as
described below:
a. Furring Channels - Formed of No. 25 MSG galv steel, spaced 24 in.
OC perpendicular to studs. Channels secured to studs as described in Item
b. Batts and Blankets placed in stud cavity as described in Item 4. Two
layers of gypsum board attached to furring channels as described in Item
4. Not for use with Item 4A.
b. Steel Framing Members* - Used to attach furring channels (Item
6Ba) to one side of studs (Item 2) only. Clips spaced 48 in. OC., and
secured to studs with two No. 8 x 2 -1/2 in. coarse drywall screws, one
through the hole at each end of the clip. Furring channels are friction fitted
into clips.
KINETICS NOISE CONTROL INC- Type Isomax
7. Joint Tape and Compound - Vinyl or casein, dry or premixed joint
compound applied intwo coats to joints and screw heads of outer layers. Paper
tape, nom 2 in. wide, embedded in first layer of compound over all joints of outer
layer panels. Paper tape and joint compound may be omitted when gypsum panels
are supplied with a square edge.
8. Siding, Brick or Stucco - (Optional, not shown) - Aluminum, vinyl or steel
siding, brick veneer or stucco, meeting the requirements of local code agencies,
installed over gypsum panels. Brick veneer attached to studs with corrugated
metal wall ties attached to each stud with steel screws, not more than each sixth
course of brick.
UNITED STATES GYPSUM CO- Type AS
4. Batts and Blankets - Placed in stud cavity, 1-1/2 in. min thickness.
THERMAFIBER INC - Type SAFB.
5. Gypsum Board - 1/2 or 5/8 in. thick, 4 ft wide. Screw attached one side to
resilient or furring channels with 1 in. long, Type S steel screws spaced 12 in. OC.
Wallboard on direct attached side secured to studs with 1 in. long Type S -12 steel
screws spaced 12 in. Wallboard joints oriented vertically, located over studs and
offset between layers.
3. Lateral Support Members - (Not shown) - Where required for lateral
support of studs, support shall be provided by means of steel straps, channels or
other similar means as specified in the design of a particular steel stud wall
system.
1
PAC INTERNATIONAL INC- Type RSIC-1.
1. Studs - Channel-shaped, 2-1/2 in. wide by 1-1/4 in. deep with 5/16 in.folded
back return flange legs. Fabricated from No. 25 MSG galv steel. Max stud
spacing 24 in. OC. Studs to be cut 1 in. less than assembly height.
2. Floor and Ceiling Runners (Not Shown)- Channel-shaped runners, 2 -1/2
in. wide by 1-1/4 in. deep, fabricated from No. 20 MSG galv steel. Attached to
floor and ceiling with fasteners, 24 in. OC, max.
3. Resilient Channel - 25 MSG galv steel resilient channels spaced vertically
max 24 in. OC, flange portion attached to each intersecting stud with 1/2 in. long
Type S-12 pan head steel screws.
3A. Steel Framing Members (Not Shown)*- As an alternate to Item 3, furring
channels and Steel Framing Members as described below:
a. Furring Channels - Formed of No. 25 MSG galv steel. 2 -3/8 in. wide
by 7/8 in. deep, spaced 24 in. OC perpendicular to studs. Channels secured
to studs as described in Item b. Ends of adjoining channels are overlapped
6 in. and tied together with double strand of No. 18 SWG galv steel wire
near each end of overlap. As an alternate, ends of adjo ining channels may
be overlapped 6 in. and secured together with two self -tapping #6 framing
screws, min. 7/16 in. long at the midpoint of the overlap, with one screw
on each flange of the channel.
b. Steel Framing Members* - used to attach furring channe
ls (Item a)
to studs (Item 1). Clips spaced 48 in. OC., and secured to studs with
-5/8
1
in. wafer or hex head Type S steel screw through the center grommet.
Furring channels are friction fitted into clips.
1. Floor and Ceiling Runners - (Not shown) - Channel shaped, fabricated
from min 0.0329 in., bare metal thickness (No. 20 MSG) corrosion -protected
steel, that provide a sound structural connection between steel studs and adjacent
assemblies such as floors, ceilings and/or other walls. Attached
to floor and
ceiling assemblies with steel fasteners spaced not greater than 24 in. OC.
2. Steel Studs - Min 0.0329 in., bare metal thickness (No. 20 MSG) corrosion
protected steel studs, min 3 -1/2 in. wide, cold formed, designed in accordance
with the current edition of the Specification for the Design of Cold -Formed Steel
Structural Members by the American Iron and Steel Institute (AISI). All design
details enhancing the structural integrity of the wall assembly, including the axial
design load of the studs, shall be as specified by the steel stud designer and/or
producer, and shall meet the requirements of all applicable local code agencies.
The max stud spacing shall not exceed 24 in. OC. Studs attached to floor and
ceiling runners with 1/2 in. long Type S-12 steel screws on both sides of the studs
or by welded or bolted connections designed in accordance with the AISI
specifications.
Design No. U905
March 17, 2004
Bearing Wall Rating - 2 HR.
Nonbearing Wall Rating - 2 HR
@Rating applicable when Batts and Blankets (Item 6) are used.
CANADIAN GYPSUM COMPANY- 1/2 in. thick Type IP-AR, IP-X2, IPCAR, AR, C, WRC, or; 5/8 in. thick Type SCX, SHX, WRX,-X1,
IP AR, C, IPAR, IP-X2, IPC-AR, or WRC; 3/4 in. thick Types AR, IP
-AR, IP-X3,
ULTRACODE
UNITED STATES GYPSUM CO- 1/2 in. thick Type AR, C, IP
-AR, IP-X2,
IPC-AR, or WRC; 5/8 in. thick Type AR, C, IP
-AR, IP-X1, IPC-AR, SCX, SHX,
WRX, WRC, FRX-G or IP-X2; 3/4 in. thick Types AR,IP-AR or IP-X3,
ULTRACODE
USG MEXICO S A DE C V - 1/2 in. thick Type AR, C, IP
-AR, IP-X2, IPCAR, WRC; 5/8 in. thick Type AR, C, IP
-AR, IP-X1, IP-X2, IPC-AR, SCX, SHX,
WRX or WRC; 3/4 in. thick Types AR, IP
-AR, IP-X3, ULTRACODE
5. Fasteners - (Not shown) - Type S-12 steel screws used to attach panels to
runners (Item 1) and studs (Item 2) or furring channels (Item 7). Single layer
systems:1 in. long for 1/2 and 5/8 in. thick panels or- 1 1/4 in. long for 3/4 in.
thick panels, spaced 8 in. OC when panels are applied horizontally, or 12 in. OC
when panels are applied vertically.Two layer systems:First layer- 1 in. long for
1/2 and 5/8 in. thick panels or -1/4
1 in. long for 3/4 in. thick panels, spaced 16 in.
OC. Second layer- 1-5/8 in. long for 1/2 in. and 5/8 in. thick panels or 2-1/4 in.
long for 3/4 in. thick panels, spaced 16 in. OC with screws offset 8 in. from first
layer. Three-layer systems: First layer- 1 in. long for 1/2 in. thick panels, spaced
24 in. OC. Second layer- 1-5/8 in. long for 1/2 in.thick panels, spaced 24 in. OC.
Third layer- 2-1/4 in. long for 1/2 in. thick panels, spaced 12 in. OC. Screws
offset min 6 in. from layer below.
6. Batts and Blankets* - (Required as indicated under Item 4) - Nom 2 in.
thick mineral wool batts, frictionfitted between studs and runners. SeeBatts and
Blankets (BKNV or BZJZ) Categories
for names of Classified companies.
6A. Batts and Blankets* - (Optional, not shown) - Placed in stud cavities, any
glass fiber or mineral wool insulation bearing the UL Class
ification Marking as to
Surface Burning Characteristics and/or Fire Resistance. See
Batts and Blankets
(BKNV or BZJZ) Categories
for names of Classified companies.
7. Furring Channels - (Optional on one or both sides, not shown, for single or
double layersystems) - Resilient furring channels fabricated from min 25 MSG
corrosion-protected steel, spaced vertically a max of 24 in. OC. Flange portion
attached to each intersecting stud with 1/2 in. long Type-12
S panhead steel
screws. Not for use with type FRX gypsum panels.
7A. Steel Framing Members (Not Shown)*- (Optional on one or both sides,
not shown, for single or double layer systems) - As an alternate to Item 7,
furring channels and Steel Framing Members as described below:
a. Furring Channels - Formed of No. 25 MSG galv steel. -23/8 in. wide
by 7/8 in. deep, spaced max. 24 in. OC perpendicular to studs. Channels
secured to studs as described in Item b. Gypsum board attached to furring
channels as described in Item 5. Not for use with type FRX gypsum
panels.
b. Steel Framing Members* - Used to attach furring channels (Item 7a)
to studs (Item 2). Clips spaced max. 48 in. OC., and secured to studs with
No. 8 x 1-1/2 in. minimum self - drilling, S -12 steel screw through the
center grommet. Furring channelsre
a friction fitted into clips.
compound applied in two coats to joints and screw heads of outer layers. Paper
tape, nom 2 in. wide, embedded in firs t layer of compound over all joints of outer
layers. Paper tape and joint compound may be omitted when gypsum boards are
supplied with square edges.
9. Siding, Brick or Stucco - (Optional, not shown) - Aluminum, vinyl or steel
siding, brick veneer or stuc
co, meeting the requirements of local code agencies.
Brick veneer attached to studs with corrugated metal wall ties attached to each
stud with steel screws, not more than each sixth course of brick.
UNITED STATES GYPSUM CO- Type AS
Design No. U420
December 21, 2004
Nonbearing Wall Rating - 1 or 2 HR.
1. Studs - Channel - shaped 1 5/8 in. wide with 1 3/8 in. legs and 1 /4 in.
stiffening flanges. Fabricated from No. 25 MSG galv steel. Studs to be cut 1/4 in.
less than assembly height.
2. Bracing - Cut from the steel runners, min. -1/4
4 in. long, fastened to the studs
with two No. 8 by 1/2 in. long self -drilling, self-tapping steel screws in each stud.
As an alternate, but limits the stud cavity depth to maximum 9 -1/2 in., cut from
the gypsum wallboard, 9 -1/2 in. long and 12 in. wide, fastened to the studs with
three Type S wallboard screws in each stud. Vertical spacing bracing
of
not to
exceed 48 in. OC.
3. Floor and Ceiling Runners - Channel - shaped 1 5/8 in. wide with 1 in.
legs, fabricated from No. 25 MSG galv steel. Attached to floor and ceiling with
fasteners spaced 24 in. OC.
4. Gypsum Board* - Any 5/8 in. thick wallboard for fire resistance Classified
with beveled, square, or tapered edges.
For 1 Hr Rating - One layer of wallboard to be used. Applied vertically with
joints centered over studs. Fastened to studs with 1 in. long, Type S, wallboard
screws spaced 8 in. OC at the joints, located 3/8 in. from the edges, and 12 in. OC
in the field. Fasteners to be spaced 8 in. OC at the runners.
1. Concrete Blocks* - Various designs. Classifica tion D-2 (2 hr).
See Concrete Blockscategory for list of eligible manufacturers.
2. Mortar - Blocks laid in full bed of mortar, nom. 3/8 in. thick, of not less than
2-1/4 and not more than 3 -1/2 parts of clean sharp sand to 1 part Portland cement
(proportioned by volume) and not more than 50 percent hydrated lime (by cement
volume). Vertical joints staggered.
3. Portland Cement Stucco or Gypsum Plaster - Add 1/2 hr to classification if
used. Where combustible members are framed in wall, plaster or stucco must be
applied on the face opposite framing to achieve a max. Classification of 1 -1/2 hr.
Attached to concrete blocks (Item 1).
4. Loose Masonry Fill - If all core spaces are filled with loose dry expanded
slag, expanded clay or shale (Rotary Kiln Process ), water repellant vermiculite
masonry fill insulation, or silicone treated perlite loose fill insulation add 2 hr to
classification.
5. Foamed Plastic* - (Optional-Not Shown) - 1-1/2 in. thick max, 4 ft wide
sheathing attached to concrete blocks (Item 1).
THE DOW CHEMICAL CO- Type Thermax
For 2 Hr Rating - Two layers of wallboard to be used. The inner layer to be
applied in the same manner as for the 1 Hr Rating.he
T outer layer to be fastened
to the studs (through the inner layer) using 1 5/8 in. long, Type S, wallboard
screws spaced 8 in. OC at the joints, located 3/8 in. from the edges and 12 in. OC
in the field.
Fasteners to be spaced 8 in. OC at the runners. ints
Jo to be staggered 24 in. from
the inner layer.
See Gypsum Board (CKNX) category for names of manufacturers.
4A. Gypsum Board* - (As alternate to Item 4)- Nom 5/8 in. thick gypsum
panels with beveled, square or tapered edges, applied vertically or horiz ontally.
Vertical joints centered over studs and staggered one stud cavity on opposite sides
of studs. Vertical joints in adjacent layers -(2 hr system) staggered one stud cavity.
Horizontal edge joints and horizontal butt joints on opposite sides of studs need
not be staggered or backed with steel framing. Horizontal edge joints and
horizontal butt joints in adjacent layers (2
- hr system) staggered a minimum of 12
in. For the single layer system, panels attached to steel studs and floor runner with
1 in. long Type S steel screws spaced 8 in. OC when applied horizontally, or 8 in.
OC along vertical and bottom edges and 12 in. OC in the field when applied
vertically. For the double layer system, base layer panels attached to steel studs
and floor runner with 1in. long Type S steel screws spaced 16 in. Face layer
panels attached to steel studs and floor runner with 1-5/8 in. long Type S steel
screws spaced 16 in. OC.
CANADIAN GYPSUM COMPANY- Type AR, C, IP-AR, IP-X1, IP-X2,
IPC-AR, SCX, SHX, WRC or WRX.
UNITED STATES GYPSUM CO - Type AR, C, FRX-G, IP-AR, IP-X1, IPX2, IPC-AR, SCX, SHX, WRC or WRX.
USG MEXICO S A DE C V - Type AR, C, IP-AR, IP-X1, IP-X2, IPC-AR,
SCX, SHX, WRC or WRX.
4B. Gypsum Board* - (As an alternate to Items 4 or 4A)- Nom 3/4 in. thic k, 4
ft wide, installed as described in Item 4A with screw length increased to 1-1/4 in.
CANADIAN GYPSUM COMPANY- Types AR, IP-AR.
UNITED STATES GYPSUM CO- Types AR, IP-AR.
USG MEXICO S A DE C V - Types AR, IP-AR.
compound applied in two coats to joints and screw heads. Paper tape, 2 in. wide,
embedded in first layer of compound over all joints.
6. Batts and Blankets* - (Optional, not shown) Glass fiber batts may be
installed in the ni terior or wall cavity. The max thickness of the batts shall be 2
1/2 in. for the walls with 2 Hr assembly ratings and 3 1/2 in for the walls with 1
Hr assembly ratings. Attached to wallboard with wire staples spaced horizontally
12 in. OC and vertically 2 4 in. OC.
CERTAINTEED CORP
GUARDIAN FIBERGLASS INC
JOHNS MANVILLE INTERNATIONAL INC
OWENS CORNING
6A. Fiber, Sprayed* - As an alternate to Batts and Blankets (Item 6) - Spray
applied cellulose insulation material. The fiber is applied with water to com
pletely
fill the enclosed cavity in accordance with the application instructions supplied
3
with the product. Nominal dry density of 3.0 lb/ft . Alternate application method:
The fiber is applied with U.S. Greenfiber LLC Type AD100 hot melt adhesive at
a nominal ratio of one part adhesive to 6.6 parts fiber to completely fill the
enclosed cavity in accordance with the application instructions supplied with the
product. Nominal dry density of 2.5 lb/ft 3.
U S GREENFIBER L L C - Cocoon2 Stabilized or Cocoon -FRM (Fire Rated
Material)
6B. Fiber, Sprayed* - As an alternate to Batts and Blankets (Item 6) and Item
6A - Spray applied cellulose insulation material. The fiber is applied with water to
interior surfaces in accordance with the application instructionspplied
su with the
product. Applied to completely fill the enclosed cavity. Minimum dry density of
A P r o f e s s i o n a l C o r p o r a t i o n
Design No. J931
Design No. X790

A9.1-UL 12117.0

Transcription

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