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DocuSign Envelope ID: F52521E7-1OC1-43F9-B62F-C1E599A5D572 Attachment D - BioNet C70OBN Specs <br /> 1 ROLLMAKM <br /> I� ROLLED EROSION CONTROL <br /> Specification Sheet <br /> BioNet C700BNT" <br /> Erosion Control Blanket <br /> DESCRIPTION Index Property West Method Typical <br /> The long-term double-net Erosion Control Blanket(ECB)shall be 0.56 in. <br /> a 100%biodegradable,machine-produced mat fabricated in the Thickness ASTM D6525 (14.2 mm) <br /> U.S.A.of coconut(coir)fiber with a functional longevity of greater Water Absorbency ASTM D1117 186.8% <br /> than 36 months and permissible shear stress exceeding 2.25 psf. Mass/Unit Area ASTM 647S 26.61 oz/sy <br /> (NOTE:Functional longevity may vary depending upon climatic (903 g/sm) <br /> conditions,soil,geographical location,and elevation.)The blanket Swell ECTC Guidelines 35% <br /> shall be of consistent thickness with the coconut fiber evenly Lignin Content TAPPI TM222 32.8% <br /> distributed over the entire area of the mat.The blanket shall be Light Penetration ASTM D6567 14.9% <br /> covered on the top side with a 60 x 50 woven coir fiber netting Tensile Strength-MD ASTM D6818 1271 Ibs/ft <br /> with mesh openings not to exceed.75 in.x.7S in.(1.90 x 1.90 cm). Elongation-MD ASTM D6818 ( 84I <br /> The blanket shall be covered on the bottom side with 100% 38.8.7% <br /> biodegradable woven natural fiberjute netting.The jute netting Tensile Strength-TO ASTM D6818 834t <br /> 4 s/f/ft1) <br /> shall form an approximate 0.50 in.x 1.0 in.(1.27 x 2.54 cm)mesh. Elongation-TO ASTM D6818 41.4% <br /> The blanket shall be sewn together on 1.50 in.(3.81 cm)centers <br /> with degradable thread. Maximum Permissible Shear Stress <br /> The C70OBN shall meet Type 4 specification requirements unvegetated Shear Stress 2.35 psf(112 Pa) <br /> established by the Erosion Control Technology Council(ECTC)and unvegetated velocity 10 fps(3.OS m/s) <br /> Federal Highway Administration's(FHWA)FP-03 Section 713.17. Slope Design Data: C Factors <br /> Material Content Slope Gradients(5) <br /> Matrix 100%Coconut Fiber 0.5 Ib/sy Slope Length(L) <_3:1 3:1-2.1 >-2:1 <br /> (270 g/sm) <6 m(20 ft) 0.0001 0.018 0.050 <br /> 100%biodegradable 60 x SO coir netting 143 Ib/1000 sf 20-50 ft 0.003 0.040 0.060 <br /> Netting (700 g/sm) >15.2 m(so ft) 0.007 0.070 0.070 <br /> 100%biodegradable jute netting 7.7lb/1000 sf <br /> (37.6 g/sm) <br /> Thread Biodegradable <br /> Flow Depth Manning's n <br /> Standard • , <-0.15 m(0.50 ft) 0.022 <br /> Width 8.0 ft(2.4 m) O.SO-2.0 ft 0.022-0.014 <br /> Length 45 ft(13.7 m) <br /> >_0.60m(2.0ft) 0.014 <br /> Weight±10% 74.4lbs(33.75l(g) <br /> Area 40 sy(33.45 sm) <br /> NORTH Western Green ©2019,North American Green is a registered trademark from Western Green.Certain <br /> 4609 E.Boonville-New Harmony Rd. products and/or applications described or illustrated herein are protected under one or more <br /> AMERICAN Evansville,IN 47725 U.S patents.Other U.S.patents are pending,and certain foreign patents and patent <br /> applications may also exist.Trademark rights also apply as indicated herein.Final <br /> determination of the suitability of any information or material for the use contemplated,and <br /> nagreen.com its manner of use,is the sole responsibility of the user.Printed in the U.S.A. <br /> GREEN' <br /> 800-772-2040 <br /> EC RMX MPDS C700BN 1.19 <br />