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Sheet
Drawing No.
HILTI, Inc.
Date
Scale
1. FLOOR OR ROOF ASSEMBLY (1-HR. OR 2-HR. FIRE-RATING) :
A. LIGHTWEIGHT OR NORMAL WEIGHT CONCRETE FLOOR (MIN. 2-1/2" THICK) OVER METAL DECKING
(UL/cUL CLASSIFIED D700 OR D900 SERIES).
B. INSULATING CONCRETE (MIN. 2-1/4" THICK) OVER METAL DECKING (UL/cUL CLASSIFIED P900 SERIES).
C. [NOT SHOWN] FLUTED STEEL ROOF DECK WITH SPRAY-APPLIED FIREPROOFING (UL/cUL CLASSIFIED
P700 SERIES).
2. GYPSUM WALL ASSEMBLY (UL/cUL CLASSIFIED U400 OR V400 SERIES) (1-HR. OR 2-HR. FIRE-RATING).
3. METAL DEFLECTION TRACK (MIN. 22 GA., 3" FLANGES) FASTENED TO UNDERSIDE OF THE DECK WITH
STEEL MASONRY ANCHORS, STEEL FASTENERS, OR WELDS (SPACED MAX. 24" O.C.). CEILING RUNNER
(1" FLANGES) INSTALLED WITHIN THE U-SHAPED DEFLECTION CHANNEL WITH A 1-1/2" GAP MAINTAINED
BETWEEN THE TOP OF THE CEILING RUNNER AND TOP OF DEFLECTION PLATE (SEE NOTE NO. 3 BELOW).
4. [OPTIONAL - NOT SHOWN] WHEN SPRAY-APPLIED FIREPROOFING IS USED, CEILING RUNNER MAY BE
SECURED TO DECK WITH Z-SHAPED CLIPS (MIN. 20 GA.) WITH THE FOLLOWING DIMENSIONS : MINIMUM 1"
LONG, BUT NOT EXCEEDING THE WIDTH OF THE WALL, BY 1-1/2" OR 2" LONG UPPER AND LOWER LEGS.
SUPPORT CLIPS SPACED MAXIMUM 24" OC.
5. STEEL STUDS (MINIMUM 3-1/2" WIDE), CUT 1/2" TO 3/4" LESS IN LENGTH THAN ASSEMBLY HEIGHT,
NESTING IN CEILING RUNNER WITHOUT ATTACHMENT.
6. HILTI CP 777 SPEED PLUGS FRICTION FITTED TO COMPLETELY FILL FLUTE, FLUSH WITH BOTH SIDES OF
WALL (SEE NOTE NO. 4 BELOW).
7. HILTI CP 767 SPEED STRIPS COMPRESSED 50% AND INSERTED INTO JOINT, FLUSH WITH BOTH SIDES OF
GYPSUM WALL (SEE NOTE NO. 4 BELOW).
8. MINIMUM 1/8" (WET) THICKNESS HILTI CFS-SP WB FIRESTOP JOINT SPRAY OR HILTI CP 672 SPEED SPRAY
TO COMPLETELY COVER MINERAL WOOL AND TO OVERLAP A MINIMUM 1/2" ONTO GYPSUM WALL AND
METAL DECKING ON BOTH SIDES OF GYPSUM WALL ASSEMBLY.
NOTES : 1. STEEL FLOOR UNITS MAY BE SPRAYED WITH A MIN. 5/16" THICKNESS TO MAX. 1-3/4"
THICKNESS OF UL CLASSIFIED MONOKOTE TYPE MK-6/HY (MANUFACTURED BY W.R. GRACE)
OR TYPE 300 (MANUFACTURED BY ISOLATEK, INT.) FIREPROOFING PRIOR TO INSTALLATION
OF CEILING RUNNERS.
2. WHEN THE STEEL DECK IS COATED WITH FIREPROOFING, HILTI FIRESTOP SPRAY SHALL
OVERLAP THE WALL A MIN. 1/2" AND OVERLAP THE FIREPROOFING A MIN. 2" ON BOTH SIDES
OF GYPSUM WALL ASSEMBLY.
3. AS AN ALTERNATE TO CEILING RUNNER IN ITEM NO. 3, SLOTTED CEILING RUNNERS MAY BE
USED. CONSULT THE UL FIRE RESISTANCE DIRECTORY FOR APPROVED MANUFACTURERS.
4. AS AN ALTERNATE TO HILTI CP 767 SPEED STRIPS, AND/OR CP 777 SPEED PLUGS, MINERAL
WOOL (MIN. 4 PCF DENSITY) COMPRESSED 50% MAY BE USED.
5. MOVEMENT CAPABILITIES ARE 20% COMPRESSION AND 12.5% EXTENSION WHEN TYPE 300
FIREPROOFING IS USED.
HWD
2 of 2
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UL/cUL SYSTEM NO. HW-D-0087
TOP OF WALL JOINT : GYPSUM WALL ASSEMBLY
Tulsa, Oklahoma USA (800) 879-8000
ASSEMBLY RATING = 1-HR. OR 2-HR. (DEPENDING ON RATING OF WALL AND FLOOR ASSEMBLY)
CLASS II AND III MOVEMENT CAPABILITIES - 20% COMPRESSION OR EXTENSION, OR
CLASS II MOVEMENT CAPABILITIES - 20% COMPRESSION OR 12.5% EXTENSION (SEE NOTE NO. 5 BELOW)
L-RATING AT AMBIENT = LESS THAN 1 CFM/LIN FT
L-RATING AT 400°F = LESS THAN 1 CFM/LIN FT
0087r
May 07, 2012
HWD0087r.050712