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4 (Forn12- Public) <br />5. Describe proposed surface excavation or other land disturbance, including roads, pits, trenches, waste piles, drill pads and <br />collar areas of under-round workings, ponds, etc... <br />Groundwater monitoring wells and exploration boreholes will be installed <br />..............------------- ...... ........ ......____--.......--....--- --- <br />using mud-rotary drilling methods. A back-hoe excavated"p'it-wi-ll'-be--"used <br />for mud circulation and to collect drill cuttings--for""monitor"frig "we'" <br />installation. An adcritlorial---pTugg rig pig ""to mix"_fluids w hl be used- -or <br />borehole aband-oriment .-"""ReMer-to "At-fachmerit fdr ex vated ear <br />criteria. <br />6. Proposed Disturbance (approximate) Describe the proposed drilling to be conducted, including anticipated number of holes, <br />diameter, depth, location, etc... Submit additional pages if necessary: <br />A. Drill Pads: Quantity 9 Average Width 8.0 ('ft) Average Lengthl 0 0 - 2 0 0(ft) <br />B. Drill Hales: Quantity l6_ Depth 2 0 0 - 6 9 5 - (ft) Diameter 10 . 5 (in) <br />C. Mud Pits: Quantity 16 Average Width - (ft) Average Length (ft) <br />Refer to Attachments C & D tor --mud pit <br />Average Depth 10 (ft) <br />- plugging pit & drill pad disturbance details. <br />Described proposed underground work, includmg reopening of old workings, advancement of adits or shafts, <br />trenches, pits, cuts, rack dumps, or other types of disturbance, describe type, quantity and general dimensions: <br />Prospecting activities will consist of 15 groundwater monitoring wells <br />-------- ..................._-------.._............. <br />and 1 exploration borehole/core. Groundwater wells will consist of a 10.5" <br />- --...-_--. --............ - <br />hole completed with 6" schedule 40 (SDR-17) PVC casing and exploration <br />----...._......._....... --.... ............_._--- .. <br />borings will be 6.5" in diameter. All groundwater monitoring wells will be <br />-.......... - - ...............------._...... --_-_ ------............--__.-----................. ....------_-.-.... -...... _ <br />constructed in accordance with State of Colorado standards. <br />D. Other Disturbances (please describe): <br />None. <br />E. Indicate Chemicals and Fuels used or stored on site. List type, quantity and method to store. <br />None. <br />F. New Road(s): Length (ft) Width (ft) <br />Significantly Upgraded Road(s) length .............. (.13) Width ........ ..... . (ft) <br />Are culverts or other crossings proposed? If so, please describe: <br />None. No new roads are planned. Access to the sites will be from <br />._.._,......._...------------ .....---------- ------ - ....................------ - ----- <br />adjacent existing roads. Only minor damage to existing vegetation <br />............... . . .. . .. . . . ... . .. . . .. . . . . .. .. . . <br />may occur during these activities.