US 1540 is a woven monofilament filtration geotextile made of 100% polypropylene yarns. It is specifically designed for drainage and filtration applications. This product's Percent Open Area of 15% gives it excellent hydraulic properties, while reducing the chances of clogging. US 1540 meets the following M.A.R.V. values except where noted:
| PROPERTY |
TEST METHOD |
ENGLISH |
METRIC |
| Weight - Typical |
ASTM D-5261 |
5.6 oz/sy |
190 g/sm |
| Tensile Strength |
ASTM D-4632 |
365 x 200 lbs |
1,624 x 890 N |
| Elongation @ Break |
ASTM D-4632 |
24 x 10% |
24 x 10% |
| Wide Width Tensile |
ASTM D-4595 |
2,400 x 1,680 lbs/ft (200 x 140 lbs/in) |
35 x 24 kN/m |
| Puncture Strength |
ASTM D-4833 |
90 lbs |
401 N |
| CBR Puncture |
ASTM D-6241 |
675 lbs |
3,004 N |
| Trapezoidal Tear |
ASTM D-4533 |
115 x 75 lbs |
512 x 334 N |
| Apparent Opening Size |
ASTM D-4751 |
40 US Sieve |
0.425 mm |
| Permittivity |
ASTM D-4491 |
2.10 Sec-1 |
2.10 Sec-1 |
| Water Flow Rate |
ASTM D-4491 |
145 g/min/sf |
5,908 l/min/sm |
| Percent Open Area |
CW-02215 |
10% |
10% |
| UV Resistance @ 500 Hours |
ASTM D-4355 |
90% |
90% |
| ROLL SIZE |
AREA |
WEIGHT |
| 12' x 300' |
400 sys |
175 lbs |
Spec Interpretation
