YachtWay Waters / Oregon / Isthmus Slough

Isthmus Slough

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TypeBascule (drawbridge)
Vertical clearance (closed)27.9 ft
Horizontal clearance60 ft
CarriesHWY 241
Year built1931
Position43° 21.391′ N, 124° 11.640′ W
Clearance sourceFHWA National Bridge Inventory

YachtWay Waters: tides, bridges, inlets and marinas. Updated 5 Nov 2026. Tides: NOAA CO-OPS. Bridges: NOAA Coast Pilot, FHWA National Bridge Inventory. Marinas: YachtWay, OpenStreetMap. Built by YachtWay.