US Bridges

Chambers Street over UPRR Main Line

Fair

Lane County, Oregon · 010 MI N of 11th Avenue · Structure no. 39C184147500000

Built
1988
37 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
221 ft
2 main spans
Daily traffic
37,440
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Chambers Street over UPRR Main Line is a prestressed concrete stringer/multi-beam or girder carrying Chambers Street over UPRR Main Line in Lane County, Oregon. It was built in 1988, so it is 37 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 37,440 vehicles a day, roughly 20% of them trucks, projected to reach 42,767 by 2025. The structure is 221 ft (67.4 m) long and 96 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesChambers Street
CrossesUPRR Main Line
Location010 MI N of 11th Avenue
RouteCity Street C1475
StateOregon
Coordinates44.06248, -123.11736
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83 US tons
Inventory rating50 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length221 ft (67.4 m)
Longest span121 ft (36.9 m)
Deck width96 ft (29.2 m)
Roadway width83 ft (25.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,440 (2020)
Projected traffic42,767 by 2025
Trucks20%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Chambers Street over UPRR Main Line built?

It was built in 1988, making it 37 years old in 2025.

What condition is Chambers Street over UPRR Main Line 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 May 2023.

How much traffic does Chambers Street over UPRR Main Line carry?

About 37,440 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is Chambers Street over UPRR Main Line?

The structure is 221 ft (67.4 m) long with a longest span of 121 ft (36.9 m) and a deck 96 ft wide.

Who owns Chambers Street over UPRR Main Line?

It is owned by the City or Municipal Highway Agency.