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drainages within the permit area. Ternporar•y ditches, as <br />• shown on the Drainage grid 5edirner~t Crr~tr•ol F'lar~ Map (Map 6) <br />will divert runoff out of disturbed areas arid, ire ~=~ther• <br />cases, be used tr divert r•i_rr~_~ff away fr•c~rn dist~_rr•bed areas, <br />Temporary diversions will be constr~_rcted t-~ pass rr_rnoff from <br />the pr•ecipitati~~r~ event ~~f a lU-year, ~c4-ho~.rr• r•ec~.ir•r•er~ce <br />i rrt er•va 1 . <br />"fhe ternpor•ar•y diver•sior~s will have the purpose c.f r•ed~.rcir~g <br />c-~ntrib~_rti~~n _~f suspended solids to r•~_rnoff in diverting <br />~_rndist!irbed dr•air~age from the mining area. The diversions <br />will be c~.~nstr•~_icted with a rninirn~_rm gradient t~~ pass the <br />design flew ar~d will be revegetated with grasses or• lined <br />with appropriate riprap. Upon r_~_~mp.leti~~r~ ~~f rniriing and at <br />• an appropriate pornt mandated ire the C~~al Reg~.rlatior~s of the <br />Cc~lor•ad~~ Mimed ! and Reclarnatior~ Pc~ar•d, tenrp~~r•ar•y diver~sior~s <br />will 6e reclaimed as required in Secti~~n 4. G5. 17. <br />Rdditic~~nal ir~f~~r•rnati~~n on removal ar~d reclamation cif <br />temporary diversions is fc~~.rnd ire Section ~.u5.4. None of <br />the proposed ternpor•ary diversi~~ns wrll be Located so as to <br />increase potential for lar~dsLdes. Channel lining riprap <br />ar~d energy dissioat~~r•s will be ~_rsed when r~ecessar•y. La <br />Plata Coal Cc~r•p. does riot anticipate that there will be ar~y <br />significant excess material res~_rlting fr•orn the c~~nstr•~_rctr~~n <br />c.f diversion ditches. <br />No per•rnaner~t diver-=~ic~ris have been desigyred ~~r• will be <br />• cc~r~str•~_rcted at the plar~r~ed c~per•atior~. Likewise, rror~e of the <br />4. ir5-4 <br />