Laserfiche WebLink
. Tk1NIUAD BASIN MINING, INC. <br />SEU1MENl F'pND CERl1F1CATIUN kEF'pkT <br />7. Sediment Fond: 22-F'17 <br />A) Comments: <br />This pond was constructed in fJovember, 1984 to proper <br />dimensions: however, the additional riprap was needed in <br />the spillway channel and the dewatering pipe needed <br />adjustments. This was done during the April, 1985 wort: <br />period. <br />H) Design Basis for Certification: <br />Technical revision by American Engineers, lnc. dated May <br />30, 1964. <br />C) Constructed Elevations: <br />The elevations listed below were checked with a precision <br />level and stadia rod: <br />Dewatering F'ipe Inlet <br />Dewatering Pipe ^utlet <br />Top of Dam <br />Bottom of Spillway <br />l oe of Dam <br />Bottom of Fond <br />All elevations were found to be within U.2U feet of the <br />design. <br />DI Bottom Width of Spillway <br />Design: 2U.0 feet <br />Measured: 20.0 feet. <br />E) kiprap kequirements: <br />Design: Placement in spillway channel and downstream <br />side. <br />Measured: As designeo. <br />14 <br />