590333a rated wall assembly ENG judgementENGINEERING JUDGMENT FIRESTOP DETAIL
NEERING
THIWOULIDBEEXPECT DNTOPASSTHESTATEDRATINGSIFTES EDHAT
PROJECT: SMC EDM MRI
ADDRESS: 21601 76TH AVE W, EDMONDS, WA 98026
ISSUED TO: -B N BUILDERS
Ratings
F-RATING = 1-HR. OR 2-HR.
TOP VIEW
T
NOM. 0"
2
1 3
1. GYPSUM SHAFT WALL ASSEMBLY (ULIcUL CLASSIFIED) (MIN. 2-1/2" STEEL STUDS) (1-HR. OR 2-HR.
FIRE -RATING) (2-HR. SHOWN).
2. GYPSUM WALL ASSEMBLY (ULIcUL CLASSIFIED) (1-HR. OR 2-HR. FIRE -RATING) (2-HR. SHOWN).
3. GYPSUM CAP CONSISTING OF TWO ADDITIONAL LAYERS (MIN. 5/8" THICK) TYPE "X" GYPSUM BOARD,
INSTALLED AND ATTACHED PER THE ONSITE ENGINEERS SPECIFICATIONS.
4. MINIMUM 1/2" BEAD HILTI CP 606 FLEXIBLE FIRESTOP SEALANT APPLIED AT POINT OF CONTACT.
NOTES: 1. WIDTH OF JOINT = NOMINAL 0".
2. T-RATING MAY NOT EQUAL F-RATING IN ACCORDANCE WITH UL 2079.
3. FIRE -RATING OF ASSEMBLY IS DEPENDENT UPON THE PERFORMANCE OF GYPSUM CAP
UNDER FIRE CONDITIONS.
4. THIS SYSTEM IS DESIGNED AS A STATIC SYSTEM ONLY.
5. THE F-RATING OF THIS ENGINEERING JUDGMENT IS DEPENDENT UPON THE LOWEST
F-RATING OF THE CONSTRUCTION ASSEMBLIES.
6. THIS SYSTEM IS NOT DESIGNED TO REPLACE MUD AND TAPE WHERE REQUIRED.
Referenced Tested Systems
Project Application Details
(REFERENCE : UL/cUL SYSTEM NO. WW-S-0059, WW-S-0048, & HW-S-0054)
CS0159316
Applicable Test Method
UL 2079
HILTI, Inc.
Sheet 1 of 1
Drawing No.
3Designed
Plano, Texas USA (800) 879-8000
590333a
Scale 114" =1"
by Hilti FPE
Austin Griffith
Drafter
TT
Hilti Firestop Systems
Date Apr. 10, 2023
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