This page was produced by Steven J. DeRose on 2003-03-29, and was last updated on 2003-03-29.
The information here is derived from a CDC web page here.
Fire resistance ratings for various types of partition wall construction.
|Construction material||Fire resistance
|Wood frame covered (both sides) with:|
|1/2-inch fiberboard, flame proofed||10|
|3/4-inch T&G boards||20|
|3/8-inch gypsum wallboard||25|
|1/2-inch gypsum wallboard||40|
|5/8-inch gypsum wallboard (type X)||60|
|Cement asbestos board 3/16-inch thick||10|
|3/16-inch cement asbestos board over 3/8-inch gypsum board||60|
|4-inch blocks plastered both sides||60|
Back to home page of Steve DeRose or The Bible Technologies Group. or The Bible Technologies Group Working Groups. Or, contact me via email (fix the punctuation).