US Bridges

Old Salem RD over Truax Creek

Fair

Linn County, Oregon · 0319MI S ST HWY 99E · Structure no. 22549 036700319

Built
2018
7 years old
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
71 ft
1 main span
Daily traffic
5,261
2021 count
Owner
County
County Highway Agency

About this bridge

Old Salem RD over Truax Creek is a prestressed concrete slab carrying Old Salem RD over Truax Creek in Linn County, Oregon. It was built in 2018, so it is 7 years old, younger 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 5,261 vehicles a day, roughly 12% of them trucks, projected to reach 10,094 by 2041. The structure is 71 ft (21.5 m) long and 43 ft wide.

CarriesOld Salem RD
CrossesTruax Creek
Location0319MI S ST HWY 99E
RouteCounty Highway A0500
StateOregon
Coordinates44.65835, -123.0627
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating48.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length71 ft (21.5 m)
Longest span66 ft (20.1 m)
Deck width43 ft (13.1 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,261 (2021)
Projected traffic10,094 by 2041
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
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 Old Salem RD over Truax Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is Old Salem RD over Truax Creek 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 October 2024.

How much traffic does Old Salem RD over Truax Creek carry?

About 5,261 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is Old Salem RD over Truax Creek?

The structure is 71 ft (21.5 m) long with a longest span of 66 ft (20.1 m) and a deck 43 ft wide.

Who owns Old Salem RD over Truax Creek?

It is owned by the County Highway Agency.