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• R. Liddle <br />June 7, 1984 <br />Page two <br />5. The disturbed area runoff and peak flow calculations were <br />revised using a curve number of 84. Pages 5, 6 and 7 of <br />Attachment D to the revision entitled Hydrologic Protection <br />-- Design Specifications have been revised to ref ec1- t these <br />changes. <br />6. Revisions to page 8 (Operating Procedures) of Attachment D <br />and Attachment B have been made to show how the water from <br />the laydown area sedimentation pond will be routed to MB#2 <br />prior to obtaining a discharge permit. <br />7. Revisions to page 8 (Operating Procedures) of Attachment D <br />were made to describe dewatering procedures. <br />8. Revisions to page 9 (Operating Procedures) of Attachment D <br />were made to describe how the gate valve will be accessed <br />when the pond is full. <br />9. Tfie pond embankments were revised to comply with Rule <br />4.05.6(8)(h.). See Attachemnt C and the discussion on page 4 <br />and 5 of Attachment D. <br />10. Attachment C has been revised to show the sediment storage <br />and water stage levels. Attachment B has been revised to <br />show the 10 year high water line. <br />If you have any additional questions, please do not hesitate to <br />contact me. <br />Sincerely, <br />Paige B, Bevill~ <br />Senior Permits Coordinator <br />PBB:nc <br />pc: R. Bowman, <br />C. Hansen, <br />F. Johnson, <br /> <br />w/attach./WECC <br />w/attach./WECC <br />w/attach./OSM <br />bpc: R. Krablin, w/o attach. <br />D. K. McSparran, w/o attacfi. <br />