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- Dam Site and Towns
- Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- Over view of the work area looking southwest.
- Hubert Blonk
- Coffer Dam Construction
- Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction; Cofferdams--Washington (State)--Grand Coulee Dam;Cranes, derricks, etc.--Washington (State)--Grand Coulee Dam
- Construction at Grand Coulee Dam, showing several aspects of work. Drillers with air drills working to get down to un-fractured bedrock, coffer dam construction, and the overhead conveyor belt transporting aggregate to the concrete mixing plants.
- Hubert Blonk
- McNary Dam
- McNary Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- McNary Dam construction began in 1947, powerhouse completed in 1957.
- Hubert Blonk
- McNary Dam
- McNary Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- Construction of McNary Dam began in 1947.
- Hubert Blonk
- McNary Dam Construction
- McNary Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- Construction of McNary Dam began in 1947.
- Hubert Blonk
- Grand Coulee Dam Site
- Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- View looking down river just as construction began.
- Hubert Blonk
- Steel Work
- Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction; Steelwork.
- Steel worker assembling reinforcing steel for the Third Powerhouse at Grand Coulee Dam.
- Hubert Blonk
- Steel Work
- Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction; Steelwork.
- Assembling reinforcing steel for the Third Powerhouse project at Grand Coulee Dam.
- Hubert Blonk
- Toppling a Tower
- Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- Removal of one of the towers used to support the conveyor belt which delivered aggregate to the west side mix plant. The foundation level of Grand Coulee Dam is complete, and the river flows through diversion slots in the dam.
- Hubert Blonk
- Grand Coulee Dam Construction
- Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- Steel Trestle work under construction. Overburden has been removed exposing bedrock. Coffer dam visible in background.
- Hubert Blonk
- Third Powerhouse Construction
- Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- Original Grand Coulee Dam in background, new third powerhouse at right.
- Hubert Blonk
- Foundation Work at Grand Coulee
- Concrete construction; Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- Portions of the foundation level of Grand Coulee Dam have been poured, others remain to be poured. In the foreground, cooling coils are visible. These were required to maintain the desired temperature for optimum curing of the concrete.
- Hubert Blonk
- Grand Coulee Dam Construction
- Concrete construction; Construction workers -- United States; Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- Two workmen appear to be pressure washing the top of a pour of concrete.
- Hubert Blonk
- Grand Coulee Dam Site
- Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- Early construction work at the dam site. Removal of overburden was under way. View looking upstream.
- Hubert Blonk
- Shift Change
- Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction; Construction workers -- United States.
- Workers going to work pass those coming off the job on Grand Coulee Dam
- Hubert Blonk
- Four Cubic-yard Buckets
- Concrete construction; Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- Photo of new equipment being assembled at the contractor’s yard at Coulee City. Flat cars with brand new dump buckets for moving concrete.
- Hubert Blonk
- Brett Gravel Pit
- Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction; Concrete construction; Gravel.
- Aerial view of the Brett gravel pit. This was a source of aggregate for concrete used in the construction of the Grand Coulee Dam. View is looking generally south.
- Hubert Blonk
- Trains Carrying Concrete
- Concrete construction; Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- Concrete was carried from the mixing plant to the job site in four cubic yard buckets, which were loaded on flat cars, each carrying four of the buckets at a time. The trains ran out onto temporary trestle work, and cranes picked up the buckets,...
- Hubert Blonk
- Coupling Bolts
- Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- Placing one of the twenty-eight coupling bolts for the generator. Each coupling bolt, with nut, weighs 1000 pounds.
- Hubert Blonk
- Mop Up Work
- Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.
- Men using an air siphon to mop up water during the construction of Grand Coulee Dam.
- Hubert Blonk