US Bridges

Notiloop RD over Long Tom River

Fair

Lane County, Oregon · 055 MI W Veneta · Structure no. 04075A062T04237

Built
1963
62 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
110 ft
3 main spans
Daily traffic
6,426
2022 count
Owner
County
County Highway Agency

About this bridge

Notiloop RD over Long Tom River is a concrete continuous slab carrying Notiloop RD over Long Tom River in Lane County, Oregon. It was built in 1963, so it is 62 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 6,426 vehicles a day, roughly 13% of them trucks, projected to reach 6,500 by 2042. The structure is 110 ft (33.5 m) long and 31 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesNotiloop RD
CrossesLong Tom River
Location055 MI W Veneta
RouteState Highway 126
StateOregon
Coordinates44.05909, -123.43762
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.4 US tons
Inventory rating27.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length110 ft (33.5 m)
Longest span44 ft (13.4 m)
Deck width31 ft (9.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,426 (2022)
Projected traffic6,500 by 2042
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$564,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Notiloop RD over Long Tom River built?

It was built in 1963, making it 62 years old in 2025.

What condition is Notiloop RD over Long Tom 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 October 2024.

How much traffic does Notiloop RD over Long Tom River carry?

About 6,426 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is Notiloop RD over Long Tom River?

The structure is 110 ft (33.5 m) long with a longest span of 44 ft (13.4 m) and a deck 31 ft wide.

Who owns Notiloop RD over Long Tom River?

It is owned by the County Highway Agency.