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the <br />i'fe . oraemerit action. <br />~,~, <br />to amend the certification to reflect this minor change. <br />C'l3~\-I and '\orth l)crlntc Small Area Exemption sediment traps were dry. <br />.. <br />;::: <br />F ...... <br />S' <br />~. <br />:t <br />~ ti. <br />~ , <br />~.yy <br />r: <br />~~ •'. . <br />Diversions. etc. <br />As noted in the prey ious inspection, high flows in Coal Canyon due to September storm <br />events had dama~~ed several of the rock check structures in the permanent diversion segment <br />below.the upper dip action. All of the rock check structures will need to be reconstructed to <br />comply with rep iscD desi~sn; :ts specified in PR-02, by this spring. <br />Temporan diversion Ditches. berms, culverts, and sediment [raps within the various ' <br />faciliq~ areas in ~~cncral appeared w be properly maintained and functional. The upper 150' <br />segment of ditch ut the luadout below Transfer Point 4 had again silted in and maintenance is Z <br />/+~,:: <br />necessary. Certain drainage design modifications associated with drainage to Pond 5 and Pond 8~ <br />were included in rec~ml~ approved TR-22 and PR-02, and will need to be implemented by this <br />spring. . <br />Minewmer diah:u ~~~ <br />Dischar~~c 4~~,ints tlU? anD 004 were observed [o be discharging clear water at various <br />times dw in~~ thr mspcctiun. Point 1)01 was not discharging when checked. <br />Proccssina \>, a,t~ <br />At CI: D.\-~. rrlu,r h;ul hrrn ;prraD and graded on the working bench. Terrace Drain rl4 was <br />complrtrel ,i6ni_ ii. ~niirr I~n~~ih. anD thr various diversion and collection ditches associated <br />with CI:D \-? :yipearcD to he pmpcrly mauuaineD, with the exception of certain upper diversion <br />segment, ideniillrD ~n ~U\ C-')7-016. The operator has submitted a technical revision (TR-24) <br />to address regradine of the specified ditch segments, and grade stakes were in place along the <br />ditch at the time of the inspection. The NOV was extended to January 19, 1998, to allow <br />additional tinx foi revir~~ of thr 1 h application. Terrace drains and reclaimed bench outslopes <br />appeared to he in good condition. with no excessive erosion, sediment deposition, or apparent <br />instabilit) obxrvrd. <br />The upper 30" cmp at the lower cod of the CRDA-2 East Collection Ditch has accumulated <br />sediment li~om storm runoff earlier this fall, and although still functional, is in need of cleanout. <br />