US Bridges

Chambers St. over Amazon Creek

FairPosted for load

Lane County, Oregon · Eugene Chambers ST · Structure no. 40016 000 00074

Built
1949
76 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete Continuous
Length
38 ft
2 main spans
Daily traffic
25,471
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Chambers St. over Amazon Creek is a concrete continuous culvert carrying Chambers St. over Amazon Creek in Lane County, Oregon. It was built in 1949, so it is 76 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. Its operating status is: posted for load restriction.

It carries about 25,471 vehicles a day, roughly 10% of them trucks, projected to reach 42,699 by 2025. The structure is 38 ft (11.6 m) long and 45 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesChambers St.
CrossesAmazon Creek
LocationEugene Chambers ST
RouteCity Street U1085
CountyLane County
StateOregon
Coordinates44.04225, -123.11801
Functional classUrban Minor 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating27.9 US tons
Inventory rating21.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2 (+1 approach)
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span14 ft (4.3 m)
Deck width45 ft (13.6 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,471 (2020)
Projected traffic42,699 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Chambers St. over Amazon Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is Chambers St. over Amazon 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 May 2023.

How much traffic does Chambers St. over Amazon Creek carry?

About 25,471 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Chambers St. over Amazon Creek?

The structure is 38 ft (11.6 m) long with a longest span of 14 ft (4.3 m) and a deck 45 ft wide.

Who owns Chambers St. over Amazon Creek?

It is owned by the City or Municipal Highway Agency.