Page text

Sheet
Drawing No.
HILTI, Inc.
Tulsa, Oklahoma USA (800) 879-8000
Date
Scale
1. PRECAST AUTOCLAVED AERATED CONCRETE FLOOR, WALL, OR ROOF/CEILING ASSEMBLY
(UL DESIGN NO. K908, P931, U916, OR U917) (3-HR. FIRE-RATING).
2. A MAXIMUM OF TWO PIPES TO BE INSTALLED WITHIN THE OPENING. PIPES TO BE ANY OF
THE FOLLOWING :
A. MAXIMUM 6" NOMINAL DIAMETER STEEL PIPE (SCH. 10 OR HEAVIER).
B. MAXIMUM 6" NOMINAL DIAMETER CAST IRON PIPE.
C. MAXIMUM 6" NOMINAL DIAMETER COPPER PIPE.
D. MAXIMUM 6" NOMINAL DIAMETER STEEL CONDUIT.
E. MAXIMUM 4" NOMINAL DIAMETER EMT.
3. MAXIMUM 1-1/2" THICK GLASS-FIBER PIPE INSULATION.
4. WHEN PIPE DIAMETER IS GREATER THAN 4", INSTALL MINIMUM 6" LONG JACKET FORMED
OF MINIMUM 0.010 IN. THICKNESS STEEL SHEET WITH ONE STAINLESS STEEL HOSE CLAMP
(1/2" WIDE) AT CENTER OF JACKET. ENDS OF JACKET TO OVERLAP A MINIMUM OF 2" AND
EXTEND 1" INTO OPENING ON TOP SIDE OF FLOOR, OR BOTH SIDES OF A WALL.
5. MAXIMUM 4" DIAMETER CABLE BUNDLE TO INCLUDE ANY OF THE FOLLOWING :
A. 300 PAIR NO. 24 AWG TELEPHONE CABLES.
B. 7/C NO. 12 AWG CABLES.
6. HILTI CFS-BL FIRESTOP BLOCK OR HILTI FS 657 FIRE BLOCK (2" THICK x 5" WIDE x 8" DEEP,
REFERENCE : TOP VIEW) FIRMLY PACKED WITHIN OPENING. EITHER ONE OR A COMBINATION
OF BLOCK TYPES MAY BE USED.
NOTES : 1. MAXIMUM AREA OF OPENING = 384 SQUARE INCHES, MAXIMUM DIMENSION TO BE 32".
2. ANNULAR SPACE BETWEEN PIPES = MINIMUM 1", MAXIMUM 4 1/2".
3. ANNULAR SPACE BETWEEN NON-INSULATED PIPES AND PERIPHERY OF OPENING =
MINIMUM 0", MAXIMUM 3-15/16".
4. ANNULAR SPACE BETWEEN INSULATED PIPES AND PERIPHERY OF OPENING =
MINIMUM 2", MAXIMUM 2-15/16".
5. ANNULAR SPACE BETWEEN INSULATED PIPES = MINIMUM 1", MAXIMUM 8".
6. INSTALL HILTI FS-ONE PERFORMANCE INTUMESCENT FIRESTOP SEALANT IN ANY
VOID THAT MAY EXIST (AROUND CABLES, OR PIPE PENETRANTS).
7. IF THE ANNULAR SPACE IS GREATER THAN 4-1/2", THEN ATTACH A STEEL WIRE MESH
(NOMINAL 2" SQUARES, NO. 16 SWG) WITH 1/4" DIAMETER x 1" LONG STEEL
CONCRETE ANCHORS AND 1-1/2" DIAMETER FENDER WASHERS (SPACED MAXIMUM 8"
C/C) ON TOP SURFACE OF FLOOR ASSEMBLY, OR ON BOTH SIDES OF A WALL
ASSEMBLY. STEEL WIRE MESH SHALL BEGIN MAXIMUM 2-1/2" FROM THE PENETRANT
AND OVERLAP MINIMUM 3" BEYOND THE PERIPHERY OF THE OPENING.
CBJ
8010c
2 of 2
-
Jan. 12, 2012
UL/cUL SYSTEM NO. C-BJ-8010
F-RATING = 3-HR.
T-RATING = 0-HR.
CBJ8010c.011212
MULTIPLE PENETRATIONS THROUGH CONCRETE FLOOR/WALL ASSEMBLY