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pura23 pura23
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Posts: 756
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8 years ago
ASTM C90 specifies a minimum compressive strength of 800 psi for _____ block.
A) hollow loadbearing
B) hollow nonbearing
C) solid loadbearing
D) solid nonbearing
Textbook 
Masonry Level 1 Trainee Guide

Masonry Level 1 Trainee Guide


Edition: 4th
Author:
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speedspeed
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8 years ago
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pura23 Author
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#2
8 years ago
Thanks so much!!
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#3
8 years ago
Cool, happy to help
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