Specifications. 3347. Earthwork and structures, RCD wasteway, station 174+00 to station 709+20, EL 29B wasteway, station 9+40 to station 36+97.2, DE 226 wasteway, station 120+65.02 to station 159+84.45 and EL 20 wasteway no. 2, station 21+90 to station 30+57.8, RDC wasteway system, east low canal laterals, Columbia Basin project, Wash.

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