Page text
Sheet
Drawing No.
HILTI, Inc.
Tulsa, Oklahoma USA (800) 879-8000
Date
Scale
1. LIGHTWEIGHT OR NORMAL WEIGHT CONCRETE FLOOR OR WALL ASSEMBLY (MINIMUM 8" THICK) (2-HR.
FIRE-RATING).
2. NOMINAL 4" x 1-1/2" x 3/16" THICK STRUCTURAL STEEL CHANNEL SHEATHING, SECURED TO CONCRETE
FLOOR ASSEMBLY WITH APPROPRIATE HILTI ANCHORS (6" TO 8" C/C SPACING).
3. CABLE RACK [NOT SHOWN] : MAXIMUM 20" WIDE, LADDER TYPE CABLE RACK WELDED OR BOLTED TO
TOP FLANGE OF STEEL CHANNEL SHEATHING.
4. CABLES TO CONSIST OF ANY OF THE FOLLOWING :
A. MAXIMUM 300 PAIR NO. 24 AWG TELEPHONE CABLE WITH PVC JACKET (T-RATING = 2-HR).
B. MAXIMUM 750 KCMIL POWER CABLE WITH PVC JACKET (T-RATING = 1-HR).
5. HILTI CP 617 FIRESTOP PUTTY PADS APPLIED AROUND THREE ACCESSIBLE SIDES OF CABLE BUNDLE.
PUTTY PAD TO EXTEND MINIMUM 2" ABOVE AND BELOW THE TOP SURFACE OF CONCRETE FLOOR
ASSEMBLY.
6. HILTI CFS-BL FIRESTOP BLOCK OR HILTI FS 657 FIRE BLOCK (2" THICK x 8" WIDE x 5" DEEP, REFERENCE
: TOP VIEW) FIRMLY PACKED AND FLUSH WITH THE TOP SURFACE OF FLOOR, OR EITHER SURFACE OF
WALL. EITHER ONE OR A COMBINATION OF THE BLOCK TYPES MAY BE USED.
7. [OPTIONAL] GALVANIZED SHEET METAL COVER PLATE (MIN. 22 GA.) CUT TO FIT THE CONTOUR OF THE
CABLE BUNDLE WITHIN 1". COVER PLATE TO BE SECURELY FASTENED TO TOP OF CHANNEL
SHEATHING WITH 1/4-20 BOLTS OR SCREWS, OR SOUTHCO MEDIUM BAIL STYLE QUARTER-TURN
STEEL STUD RECEPTACLE FASTENERS (MAX. 12 C/C SPACING). COVER PLATE IS NOT REQUIRED WHEN
DISTANCE BETWEEN CABLE BUNDLE AND SHEATHING IS 1" OR LESS. (T-RATING IS 0-HR. WHEN COVER
PLATE IS NOT USED).
8. WHEN SHEET METAL COVER PLATE IS USED, HILTI CP 617 FIRESTOP PUTTY PAD TO BE APPLIED
AROUND PERIPHERY OF CABLE BUNDLE, EXTENDING MINIMUM 2" ONTO PENETRANTS AND
OVERLAPPING COVER PLATE BY MINIMUM 1/2".
NOTES : 1. MAXIMUM SIZE OF OPENING = 24" x 12".
2. ANNULAR SPACE BETWEEN CABLES AND PERIPHERY OF OPENING = MINIMUM 0".
3. CABLES TO FILL MAXIMUM 34% OF CROSS-SECTIONAL AREA OF OPENING.
4. [OPTIONAL] MAXIMUM 1" NOMINAL DIAMETER EMT (MAXIMUM QUANTITY = 2) SPACED
MINIMUM 1/2" APART. ANNULAR SPACE BETWEEN CABLES AND THE EMT AND THE EMT
AND THE PERIPHERY OF OPENING = 1-3/4" AND 3/4" RESPECTIVELY.
5. [OPTIONAL] MAXIMUM 2" NOMINAL DIAMETER ENT (MAXIMUM QUANTITY = 2) SPACED
MINIMUM 0" APART. ANNULAR SPACE BETWEEN CABLES AND THE ENT AND THE ENT
AND PERIPHERY OF THE OPENING = 2" AND 5/8" RESPECTIVELY.
6. APPLY HILTI CP 618 FIRESTOP PUTTY STICK IN ANY VOID THAT MAY EXIST (AROUND
PENETRANTS, BETWEEN FIRESTOP BLOCKS/FIRE BLOCKS, OR BETWEEN FIRE BLOCKS
AND PERIPHERY OF OPENING).
CBJ
2 of 2
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UL/cUL SYSTEM NO. C-BJ-8014
CABLES THROUGH CONCRETE FLOOR OR WALL ASSEMBLY
8014d
Jan. 06, 2012
CBJ8014d.010612
F-RATING = 2-HR.
T-RATING = 0-HR., 1-HR., OR 2-HR.
NOTE : TESTED TO A 2.5 Pa PRESSURE DIFFERENTIAL
