Fire-Resistant Assemblies SA-100 - CGC
Fire-Resistant Assemblies SA-100 - CGC
Fire-Resistant Assemblies SA-100 - CGC
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B Floor/Ceilings<br />
Structural Concrete<br />
2 Hour <strong>Fire</strong>-rated Construction (Refer to ULC/UL Design Directory listings for loading conditions. See page 6.) Acoustical Performance Reference<br />
Construction Detail Description Test Number STC Test Number ARL Index<br />
• 25.4 mm (1�) LEVELROCK Floor Underlayment<br />
– 1200 mm (4�) or 2400 mm (8�) wide precast concrete units<br />
– grout 2,460,743.5 kg/m<br />
UL Des J917 <strong>SA</strong>305 B-81<br />
2 (3500 psi)<br />
• optional SRM-25 or SRB sound mat<br />
– floor topping thickness should be a minimum<br />
of 25 mm (1�) if using sound mat<br />
• 19.1 mm (3/4�) LEVELROCK Floor Underlayment UL Des J919 <strong>SA</strong>305 B-82<br />
– precast concrete units<br />
• optional SRM-25 or SRB sound mat<br />
– floor topping thickness should be a minimum<br />
of 25 mm (1�) if using sound mat<br />
• 19.1 mm (3/4�) LEVELROCK Floor Underlayment UL Des J920 <strong>SA</strong>305 B-83<br />
– precast concrete units<br />
• 25.4 mm (1�) LEVELROCK Floor Underlayment UL Des J924 <strong>SA</strong>305 B-84<br />
– 200-250 mm (8-10�) thick precast concrete units<br />
• optional SRM-25 or SRB sound mat<br />
– floor topping thickness should be a minimum<br />
of 25 mm (1�) if using sound mat<br />
• 19.1 mm (3/4�) LEVELROCK Floor Underlayment UL Des J927 <strong>SA</strong>305 B-85<br />
– 150 mm (6�), 200 mm (8�), 250 mm (10�), or<br />
300 mm (12�) thick precast concrete units<br />
• optional SRM-25 or SRB sound mat<br />
– floor topping thickness should be a minimum<br />
of 25 mm (1�) if using sound mat<br />
• 19.1 mm (3/4�) LEVELROCK Floor Underlayment UL Des J931 <strong>SA</strong>305 B-86<br />
– 200 mm (8�), 250 mm (10�), or 300 mm (12�)<br />
thick precast concrete units<br />
• optional SRM-25 or SRB sound mat<br />
– floor topping thickness should be a minimum<br />
of 25 mm (1�) if using sound mat<br />
• 19.1 mm (3/4�) LEVELROCK Floor Underlayment UL Des J957 <strong>SA</strong>305 B-87<br />
– 200 mm (8�), 250 mm (10�), or 300 mm (12�)<br />
thick precast concrete units<br />
• optional SRM-25 or SRB sound mat<br />
– floor topping thickness should be a minimum<br />
of 25 mm (1�) if using sound mat<br />
• 19.1 mm (3/4�) LEVELROCK Floor Underlayment UL Des J966 <strong>SA</strong>305 B-88<br />
– 200 mm (8�) thick precast concrete units<br />
• optional SRM-25 or SRB sound mat<br />
– floor topping thickness should be a minimum<br />
of 25 mm (1�) if using sound mat<br />
42 <strong>CGC</strong> <strong>Fire</strong>-<strong>Resistant</strong> <strong>Assemblies</strong>
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