Americans and Canadians jointly building a dam at Columbia River.
Columbia River valley, Canada.
General view of the Columbia River valley. Air shots of the site of the Arrow Dam during construction. SV. Rubble being tipped from a large chute. GV. From the river, showing the chute and rubble being tipped into a large pontoon. Camera zooms back to show another pontoon on the river. GV. The pontoon which has been pushed by a tug. The pontoon now rises out of the water as the ballast is unloaded. GV. Pan of site of the dam. CU. Crane driver. SV. Load being swung on crane - concrete load. CU. The concrete coming from large container. GV. Men working by night under arc lamp hosing down concrete. GV. Work going on by night. GV. Pan, men working at night. GV. Workings. GV. Countryside. General view of the Columbia River valley.