B.
Drainage fabric. Nonwoven geotextile specifically manufactured as a drainage geotextile; made from polyolefins, polyesters, or polyamides; and with the following minimum properties determined according to ASTM D 4759 and referenced standard test methods:
Property | Value |
|---|---|
Puncture resistance (pounds) | 50 |
Tear strength (pounds) | 40 |
Grab tensile strength (pounds) | 110 |
Apparent opening size (sieve) | 50 |
Water flow rate (gallons per minute per square foot) | 150 |
C.
Soil stabilization fabric. Woven or nonwoven fabric consisting of continuous chain polymeric filaments or yarns of polyester with the following certifiable property values:
Property | Minimum Value | Test Method |
|---|---|---|
Puncture strength | 125 pounds | ASTM D751 (mod.) |
Mullen burst strength | 430 psi | ASTM D3786 |
Grab tensile strength | 220 pounds | ASTM D1682 |
Equivalent opening size (sieve) | 40-80 | US Std. sieve |