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P 04 <br /> • <br /> 628.2 8.1 <br /> Property i{ <br /> &l ands/Rove Ltntrr5 <br /> aE Fibers/Strand - ----,---56-64 J 11 <br /> Fibers Diameter, in (Trade Designation-G) ` 035 0 0 <br /> �., Yards/lb. of Rove <br /> 0.00035.O.ot><►4 { <br /> 21 Q-2s <br /> 1i tl <br /> . Organic Content, percent max. <br /> •° 628,2.4 Asphalt,Asphaltic material used for anchoring fiber glass roving shall be an <br /> asphalt emulsion conforming to the requirements for Type SS-1 of the Specification for <br /> Emulsified Asphalt,AASIJTo Designation: M 140 <br /> Other suitable anchoring materials may be used when approved by tt;e engineer <br /> 628.2.5 Staples. Staples for anchoring the erosion mat in place shall he U-shaped. • <br /> made of No. 11 gage or larger diameter steel wire, or other approved materiat, ha)c 3 ii i <br /> width of one to two inches,and a length of not less than six inches for titm soils and not <br /> less than 12 inches for loose soils. rr <br /> ' t <br /> 628.2.6 Hales-Hales shall be straw,hay or other approved material,in good condition, <br /> of the size shown vn the plans. <br /> ii. : <br /> 628.2.7 Stakes. Stakes shall be wood or metal of the size shown on the plans <br /> 628.2.3 Silt Fence, <br /> ii <br /> 628.2.8.1 Geatextile Fabric.The geotcxtile fabric shall consist of either woven or i <br /> woven polyester,polypropylene, stabilized nylon, polyethylene or I r lu <br /> ride with the following requirements: Po Witre idcne chic,_ , <br /> in the weakest g q All fabric shall have the minimum strength values „, <br /> principal direction. Nonwoven fabric may be needle punched, heat I <br /> bonded,resin bonded or combination thereof. <br /> I , B <br /> VALUE <br /> MINIMUM REQUIRL M E 'TSr.1) I <br /> I esr Method ,s i <br /> Silty Sails(4) Sandy ir�i i ' <br /> Grab Tensile strength(lb) ASTM 0-1682(2) Ors i • <br /> Mullen Burst strength 100 <br /> g (psi) ASTM D-3786 200 ' <br /> Equivalent Opening `� �� <i 7 <br /> pening size CW-02215-77 50- 140 �I' i <br /> U.S.Standard Sieve Corp of Engineers 20 SO <br /> Water Flow Rate(gal/min/ ASTM D-4491 I' <br /> ft'at 50 MM Constant (3} IO 10 j •„ <br /> head) I ( <br /> Ultra Violet Radiation ASTM <br /> Stability(%) 90 fir} I. <br /> D-4355 <br /> (I)All numerical values represent minimum average roll values (i.e., the average of <br /> lest results on any roll in a lot should meet or exceed the mini <br /> (2) ASTM D-1682, Grab Test, Method 16, using a 4-inch x 8-inch sample, 3-inch � l <br /> gauge length,clamped in a l-inch x 2-inch long grip, i t <br /> 8 g p,tested at a strain rate of 12 inch! r <br /> (3)Water Flow Rate in gal/min/ft'shall be determined by multiplying Permittivity in f <br /> see as determined by ASTM D-4491 by a conversion factor of 74 1 <br /> 1. <br /> (4)Silty Soil;more than 15 <br /> (5)Sandy Soil. less than 15 percent by weight passing No 200 sieve. <br /> percent by weight passing No. 200 sieve <br /> Each analysis shall be based on the portion of a total sample tl <br /> The geotcxtile fabric shall be insect, rodent, mildew and rot passing ��� 4 sieve <br /> i 0 <br /> 1 <br /> 462 <br /> l- J <br /> t <br /> 1 <br /> r <br /> ( <br /> i <br />