Columbia River

Bridge 1986 / Bridge 1986

Mile 336.1 Both Bank Bridge

Source Data

Left bank: Bridge 1986

Right bank: Bridge 1986

Notes: I-182

Memorial Contribution Documented by Robert Heacock (1957–2025), from Wind Hard from the West: The Lewis and Clark Expedition on the Snake and Columbia Rivers (2015), used by permission of his family.

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