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US101 (hwy 9) over Potb RR

Tillamook County, Oregon · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled

View this bridge on a map → (45.53119, -123.89797)

Component ratings

ComponentRating (2024)Rating (2025)FHWA scale meaning
Deck66Satisfactory condition
Superstructure66Satisfactory condition
Substructure77Good condition

Bridge details

StructureContinuous concrete tee beam
Lengthabout 181 ft
LocationIn Bay City
NBI structure number08828 009 05932
Condition classFair
Traffic status (item 41)Open, no restriction
Last inspection (item 90)March 2023
Inspection interval (item 91)24 months
Scour (item 113)N: not over a waterway

Source: FHWA National Bridge Inventory, 2025 data as reported by the Oregon department of transportation.

Busiest bridges in Tillamook County

BridgeBuiltVehicles/dayCondition
US101 (Hwy 9) over Dougherty Slough200019,578Good
US101 (Hwy 9) over Hall Slough200019,261Good
US101 (Hwy 9) over POTB Railroad193113,357Fair
US101 (hwy 9) over Kilchis R. & Possetti Rd195213,357Poor
US101 (hwy 9) over Stasek Slough195213,357Fair
US101 (hwy 9) over Neilson Slough195213,357Fair

All bridges nearby: Tillamook County, OR bridge conditions · every bridge in Tillamook County · Oregon bridges.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.