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PRAIRIE stone
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PRAIRIE stone ASTM Report

PRAIRIE stone as compared to ASTM Specifications

ASTM TEST
ASTM REQUIREMENT
TEST RESULTS
ASTM C-140
Absorption (LBS./CU. FOOT)
13 Maximum
8
ASTM C-140
Compressive Strength (PSI)
1900 Minimum
4000 Average
ASTM C-140
Density (LBS./CU. FOOT)
125 + Normal Weight
130
ASTM C-426
Shrinkage
0.065
0.030
ASTM C-1262
Freeze/Thaw Durability
10% Maximum
<1%


PRAIRIE stone Physical Properties

Unit Size
Weight Per Unit
Square Foot
Coverage Per Unit
4 x 4 x 24
24
0.67
4 x 8 x 24
48
1.34
4 x 12 x 24
77
2.00
4 x 16 x 24
103
2.67
4 x 4 x 16
16
0.45
4 x 12 x 16
48
1.34
4 x 16 x 16
65
1.78
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