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Mike Boulay Description Location of Letter Question Answer 4 DRMS usually includes WFC policy for determining sediment pond costs for sediment pond cleanout timing is to use quarterly pond (09 February 07 letter) cleanout during the ten inspection observation and/or annual pond year liability volume surveys. Volume surveys are compared period....Please provide to the approved SEDCAD model and if information on how often necessary, the SECDAD model is rerun to WFC is cleaning all of the assure water quality parameters are being met. ponds on site. As you know, Pond 007 is the only active pond that receives and discharges mine water on a regular bases. The recent 007 survey shows that only 1 ac-ft out of 43 ac-ft have been consumed by sediment. Pond 008,009,012,and 014 see infrequent runoff with sediment load. To date, no pond has needed sediment to be removed. 5 WFC porvided a fence I will take a look at the post mine contours. diagram for Cut 88 (Map Mining and reclamation is a continual changing (09 February letter) 3.02.2-3) showing dynamic situation and parameters can and do reclamation of the final pit change frequently. at a worst case scenario......Please review the currently approved post-mining contours for the site and determine if those contours can realistically be achieved. Irrigated and Dryland Pasture The areas that WFC will be studying for Phase 2 and subsequently topsoil and fields under consideration for vegetation bond release can be seen on Map 3.02.2-6A. Phase 2 Bond Release . BB Road Detour Reclamation Plan, Profile and Cross Sections of BB Road Detour can be seen on Map Plan 3.02.2-,8 and 9. Volume calculations can be seen on Map 3.02.2-8 and 9. CCC Pipeline Relocation The CCC Pipeline Relocation to its permanent location has been completed Costing and a letter of completion from the Colorado Cooperative Company will be forwarded to DRMS. W FC's Task 001 to 100 See following pages comments F:\Eng\DATA\WPVevisions\TR54.wpd Page 2 of 15