Laserfiche WebLink
TRINIDAD BASIN MINING, INC. <br />SEDIMENT F'ONll CERTIFICATION REPORT <br />Sedi ment Fond: 15-F'1 <br />A> Comments: <br />This pond was revised to eliminate Fonds 1:,-F'9 and 15-F'9A. <br />The pond was deepened and the dam was constructed to a <br />higher elevation. A new spillway was installed and a riser <br />pipe was placed at the new sediment storage level. <br />67 Design Basis for Certification: <br />Revision to Surface Hydrology Designs submitted by Fanarama <br />Resource Services, Inc. on October 29, 1984. <br />C) Constructed Elevations: <br />The elevations listed below were checked with a precision <br />level and stadia rod: <br />Dewatering Pipe Inlet <br />Dewatering Fipe Outlet <br />Top of Dam <br />Bottom of Spillway <br />Toe of Dam <br />Hottom of Fond <br />MucJ: lying in a portion of the existing pond could not be <br />worked so the pond was deepened in the we=_.tern end as <br />compensation. Although pond dimensions were altered during <br />construction, adequate volumes were obtained. <br />D> Bottom 4Jidth of Spillway <br />Design: 5. i, feet <br />Measured: v.4-6.0 feet. <br />El F:iprap Requirements: <br />Design: 1U-12 inches of riprap in spillway channel and <br />downstream side. <br />Measured: Hs designed. <br />7 <br />