There are 64 crossings over the Columbia River.

Between the Oregon-Washington border there are 12 bridges, 10 for cars and 2 for trains, 4 dams, and 1 ferry. For a total of 17.

In Washington, there are 19 bridges, 12 for cars, 5 for trains, 1 for cars and trains, and 1 pedestrian. There are 6 dams and 2 ferries. And one old rope conveyor. The total is 23.

In British Columbia, there 18 bridges, 16 for cars and 2 for trains. And 3 ferries and 3 dams. The total is 24.