Columbia River
I 5 Bridge 1917/1958 / I 5 Bridge 1917/1958
Source Data
Left bank: I 5 Bridge 1917/1958
Right bank: I 5 Bridge 1917/1958
Notes: I-5 1917/1958 - Mt Hood 50 miles
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.
