The Bureau of Reclamation asked the institute to research using asphalt liners to prevent water loss in canals. This research resulted in liner and seepage containers as well as reservoir linings and dam facings on the Pacific Coast.
The Bureau of Reclamation asked the institute to research using asphalt liners to prevent water loss in canals. This research resulted in liner and seepage containers as well as reservoir linings and dam facings on the Pacific Coast.