US Bridges

Bridgeport Road over Little Luckiamute River

Fair

Polk County, Oregon · At Bridgeport School · Structure no. 53C109086400223

Built
1968
57 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
193 ft
3 main spans
Daily traffic
213
2020 count
Owner
County
County Highway Agency

About this bridge

Bridgeport Road over Little Luckiamute River is a prestressed concrete stringer/multi-beam or girder carrying Bridgeport Road over Little Luckiamute River in Polk County, Oregon. It was built in 1968, so it is 57 years old, older than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 213 vehicles a day, roughly 10% of them trucks, projected to reach 328 by 2040. The structure is 193 ft (58.8 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBridgeport Road
CrossesLittle Luckiamute River
LocationAt Bridgeport School
RouteCounty Highway 0
StateOregon
Coordinates44.84766, -123.3876
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.2 US tons
Inventory rating25.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length193 ft (58.8 m)
Longest span80 ft (24.4 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic213 (2020)
Projected traffic328 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bridgeport Road over Little Luckiamute River built?

It was built in 1968, making it 57 years old in 2025.

What condition is Bridgeport Road over Little Luckiamute River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Bridgeport Road over Little Luckiamute River carry?

About 213 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Bridgeport Road over Little Luckiamute River?

The structure is 193 ft (58.8 m) long with a longest span of 80 ft (24.4 m) and a deck 31 ft wide.

Who owns Bridgeport Road over Little Luckiamute River?

It is owned by the County Highway Agency.