1998-01-10_REVISION - M1988112 - Laserfiche WebLink

Home Browse Search

1 t 1 1 1 1 BATTLE MOUNTAIN RESOURCES, SAN LUIS PROJECT CMLRD ADEpUACY LETTER RESPONSES Page 28 of 28 49. Clearly describe how topsoil will be transported and placed on the graded tailings and slopes of the embankments. For purposes of the cost estimate, we will assume that the topsoil will be placed by machinery. RESPONSE: Topsoil will be transported and placed on the graded tailings and slopes of the embankments using machinery. The cost estimates for this work were based upon the calculations for topsoil replacement presented on page L-5 of the approved permit. 50. In order to grade the facility, it would be necessary to allow tailings to dry so that equipment could work efficiently. Please include the cost of dust control during the grading of the facility. Pease provide an approximate square footage of the mr11 facility for purposes of estimating its removal cost. RESPONSE: The costs for two 3,500 capacity water trucks to operate for six months is provided in revised Exhibit L. The square footage of the mill facility is included in revised Exhibit L. 51. Please include the costs of continued monitoring of the wells, piezometers and leak detection system (including water levels, obtaining, preparing and analyzing samples) for a period of at least five years after site reclamation is complete. Please include the cost to remove the 48-inch culvert from the south embankment. RESPONSE: The costs for monitoring for five years following site reclamation are included in revised Exhibit L. The cost for removal of the 48-inch culvert is included in revised Exhibit L. 52. The cost to deliver and place riprap in the collection pond upon site reclamation should be included. RESPONSE: Riprap for the collection pond will be transported to the area during the initial years of the mining operation for storage until needed for final reclamation. A cost for placement of that riprap has been included in revised Exhibit L.