Laserfiche WebLink
QUARTERLY POND INSPECTION REPORT <br />THE PITTSBURG 8 MIDWAY COAL MINING CO. <br />EDNA MINE <br />Pond Identification: CHECK DAM #21 <br />Type Of Pand: EARTHEN CHECK DAM STRUCTURE <br />Operational Status At Time of Inspection <br />Approximate Water Level: ESTIMATED 3.0 FT. BELOW DISCHARGE ELEVATION <br />Sediment Level (%) Total Storage: STRUCTURE WAS ICE COVERED <br />Outflow (cis): NONE <br />Features <br />Status <br />Comments <br />Erosional: <br />Rills 8 Gullies On Embankment ok <br />Vegetation ok Snow Covered <br />Outlet Channels ok <br />Other <br />Pond Structure: <br />Settling ok <br />Cracks Or Slides ok Snow Covered <br />Seepage ok <br />Other <br />Appurtenant Structures: <br />Primary Spillway ok Snow Covered <br />Secondary Spillway No Secondary Spillway <br />Other <br />Additional Comments: <br />Structure was generally snow and ice covered. <br />With what could be seen, the structure appeared to be competent and functioning <br />properly. <br />Inspected By: <br />Kirk Allen Zab <br />Colorado P.E. <br />Date: March 28, 1999 <br />C„RE,~,q~~~ ~~i <br />ST '~. <br />~~F9F,% <br />'~ .~. o ;_ <br />~: <br />288!x= <br />~~ <br />~:4~ <br />•~~~~ <br />;~ <br />Sing <br />