12.07.2015 Views

FP-96 English Version - Eastern Federal Lands Highway Division

FP-96 English Version - Eastern Federal Lands Highway Division

FP-96 English Version - Eastern Federal Lands Highway Division

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732Table 714-1Physical Requirements For Subsurface Drainage GeotextileTestSpecifications (1)PropertyMethod UnitsASTMType I-A Type I-B Type I-C Type I-D Type I-E Type I-FGrab Strength D 4632 pounds 250/160 250/160 250/160 180/110 180/110 180/110Sewn Seam Strength D 4632 pounds 220/140 220/140 220/140 160/100 160/100 160/100Tear Strength D 4533 pounds 90 (3) /56 90 (3) /56 90 (3) /56 67/39 67/39 67/39Puncture Strength D 4833 pounds 90/56 90/56 90/56 67/39 67/39 67/39Burst Strength D 3786 poundsper squareinch400/200 400/200 400/200 300/138 300/138 300/138Permittivity D 4491 s -1 0.5 0.2 0.1 0.5 0.2 0.1Apparent Opening Size D 4751 inches 0.018 (2) 0.010 (2) 0.009 (2) 0.018 (2) 0.010 (2) 0.009 (2)Ultraviolet Stability D 4355 % 50% after 500 hours of exposure(1) The first values in a column apply to geotextiles that break at

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