US Bridges

River Road over Chena River

Good

Fairbanks North Star Borough, Alaska · B/T Kenney RD & Nautilus · Structure no. DAPPACWAI0XBRCB

Built
2020
5 years old
Condition
Good
inspected August 2023
Type
Tee Beam
Prestressed Concrete
Length
254 ft
3 main spans
Daily traffic
50
2020 count
Owner
Federal
Army

About this bridge

River Road over Chena River is a prestressed concrete tee beam carrying River Road over Chena River in Fairbanks North Star Borough, Alaska. It was built in 2020, so it is 5 years old, younger than the Alaska average of 35.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 5% of them trucks, projected to reach 70 by 2044. The structure is 254 ft (77.4 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesRiver Road
CrossesChena River
LocationB/T Kenney RD & Nautilus
StateAlaska
Coordinates64.83299, -147.5768
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.9 US tons
Inventory rating61.8 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadOther
Structure length254 ft (77.4 m)
Longest span124 ft (37.8 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2020)
Projected traffic70 by 2044
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$7,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was River Road over Chena River built?

It was built in 2020, making it 5 years old in 2025.

What condition is River Road over Chena River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does River Road over Chena River carry?

About 50 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is River Road over Chena River?

The structure is 254 ft (77.4 m) long with a longest span of 124 ft (37.8 m) and a deck 30 ft wide.

Who owns River Road over Chena River?

It is owned by the Army.