Grand Coulee Dam at the close of the M.W.A.K. Company Contract. The construction trestle at elevation 1024 tops concrete which had been poured to a maximum elevation of 1010 in the abutment sections and to elevation 945 in the spillway section with the exception of blocks 39 and 40 which were carried to elevation 1000. The power house foundations were completed to elevation 948.8 and the training wall to elevation 980.
This long view photograph shows progress on the Grand Coulee Dam at the end of the M.W.A.K. contract covering excavation and foundation of the Grand Coulee Dam