Failures

TriTrack TriTrack- Proposed lightweight, dual mode, hybrid 3 wheel electric car/monorail: drives on and off roads and overhead tracks as needed. Road speed limited to non-lethal speed. Fib… RUF: Rapid Urban Flexible RUF: Rapid Urban Flexible- Proposed dual mode, hybrid 4 wheel road and monorail vehicles, car and bus, drive on and off roads and atop overhead tracks as needed. Grand Coulee Dam Collection Grand Coulee Dam Collection- Materials on the building of dam from the University of Washington Libraries' digital initiatives program. Wikipedia: Grand Coulee Dam Wikipedia: Grand Coulee Dam- Construction history and related links. Grand Coulee Dam Photo Gallery Grand Coulee Dam Photo Gallery- Large collection of construction, dam equipment and dam exterior photographs. Grand Coulee Dam Grand Coulee Dam- History, photographs, and statistics from the Bureau of Reclamation. Grand Coulee Dam Grand Coulee Dam- The dam on the Columbia river is the largest concrete structure in the United States. Charles Hubbard provides history, photographs and bibliography.