Concrete Block Fire Rating Ulc

Fire endurance is a measure of elapsed time during which a material or assembly shows fire resistance under determined conditions of test and performance when applied to.

Concrete block fire rating ulc.

Ulc standards develops and publishes standards and specifications for products having a bearing on fire life safety and security crime prevention energy efficiency environmental safety security of assets and facilities live working and workplace safety and other areas. Chapter 7 of the international building code ibc refs. Fire endurance and fire resistance. 13 14 6 15 shall apply.

Westbrook block is a proud producer of underwriters laboratories ul approved fire rated cmu in both light weight and normal weight densities in 2 3 and 4 hour configurations. Concrete blocks of various designs caztc. The rated fire resistive periods for block walls can be determined by knowing this information and complying with table 721 1 2 item number 3 of the. Walls composed of hollow concrete masonry units having a nominal thickness of 8 inches or greater and having a fire resistance rating of at least 2 hours shall be classified as 4 hours when the hollow spaces are completely filled with perlite or vermiculite grout or a material such as expanded slag clay shale slate or sand.

Basalite concrete products vancouver ulc expocrete concrete products ltd groupe permacon div of oldcastle building products canada inc ok builders supplies ltd rona inc tristar brick block ltd 2. These blocks while allowing for safe means of egress and fire rating should no longer be looked at as just normal grey cmu. Fire rated assemblies are tested and certified in their entirety. Concrete masonry is widely specified for fire walls and fire barriers because concrete masonry is noncombustible provides durable fire resistance and is economical to construct.

You may also like innovation in the wood finishing industry. Aci 206 provides the definition of these two terms. 2 3 governs materials and assemblies used for structural fire resistance and fire rated separation of. A fire resistance rating between the hourly fi re resistance rating periods listed may be determined by linear in terpolation based on the equivalent thickness value of the concrete masonry unit.

The requirements of astm c55 astm c73 astm c90 or astm c744 refs. This standard is critical for fire resistance rating acceptance as it is required by the national building code of canada nbc. Fire ratings of concrete and masonry structural elements considers two factors. Of concrete masonry to fire is well established by extensive testing to be a function of the type of aggregate used in the manufacture of the masonry units and their equivalent thickness.

Include equivalent thickness of.