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1 Enkamat Permissible Shear Stress' No vegetation <br />/ 0 5 ps! 10 psf 15 ps( <br />Enkamat 7000 <br />~Miiu.F _~ ._._..._ ~. ____.. <br />Enkamat 7200 r.ap. ., .,:.. • ~:..._ - - _._ ~ _... ~. ~ -. . <br />Enkamat 7900 - :~+~^ <br />~' Enkamat"5" <br />Composites ~ ~ <br /> <br />'O/!/tlevebp¢dfrom Dire meMinohgh reM[iry wfer <br />e /lume wNhompximum/lum velcrityp{ppproxrmolelY 1910fps. <br />roriofions o/Enkamat "5'ser <br />"Oala /or FnNamol DIO on1Y OlFer res mey we110mvitle signi(mnllYm[reasetl permissible sM1eor values. <br />Enkamat Permissible Shear Stress ` with vegetation <br />iD zo <br />la +e <br />16 <br />h 16 <br />]3.6 (psn C <br />_n 14 ~.....a 14 c <br />- $ 13 ®14 (rps) 12 n <br />~ v, 1D 10-_ 10 n <br />a~ 8 9 <br />v, 6 6 u, <br />4 4 <br />3 7 <br />0 0 <br />nM[mrs) .6 L0 1.6 Z.0 60.0 <br />vnoarvllp:l 4.0 ll.0 14.0 18.0 14.0 <br />SNl)0.1 OUpwlrOx LEST' lON6 OIIFAl10Y LEST' <br />~ Sharr rlumtion testup to 3FC-velo[iryinneasin9 ev<ry0s M1r. up to ]9~J0(ps. <br />e Lon90umtion lest/or60FC -velotltY [onzmnt of la fOS. <br />l V=Q/A used and determines the annual <br />1 where: soil loss for a particular exposed <br />V =velocity slope as follows: <br />Q =discharge <br /> <br />A =area o(flow A = (R) (K) (LS) (C) (P) <br /> where: <br />' For the Permissive Tractive Force (Shear) A =soil loss in tons/acre/year <br />Approach, [he depth of flow is used [o R =rainfall factor <br />determine the shear stress on the lining K =soil erodibility factor <br />material LS =topographic factor <br />ti = (y) (d) (5) C =cropping factor <br />where: P =management factor <br />i =shear stress Values for all variables, except for <br />y =unit weight of water the appropriate C-factor, have been <br />d =depth of flow widely published and are available <br />5 =channel slope <br /> from a number of sources. <br />Slope Design (Contact your Enkamat distributor <br />For Slope Design, the Universal Soil for more information regarding this <br />Loss Equation (LISLE) is most commonly published data.) <br />Loo <br />1.0 <br /> C-FpCLO/Annualized' <br />o.y vun ertipa <br />Yeo. mveroge con <br />.~ O.H <br />,'1 <br />0.7 <br />r- <br />0.6 <br />r_ 0 5 <br />04 <br />03 <br />o.t9 <br />0.2 <br />p1 ~. 0.06 o.ob o.07 <br /> r-- ~q o.m <br />.~_ <br />~~ 1. <br />_.. <br />.~A <br />0.0 . <br />~ <br />. <br />olo mram sa~eea a~aamr Errsamzl e~rl-sera, voser,i,n <br />m 5eetl IJO MUI[h ft$+nthahL [ampoule inkan~al <br />Mats <br />5 <br />Installation o(Enkama[ in /fume <br />Wnter flume testing <br />