US Bridges

Chena Hot Spr RD over Jenny M Creek

Good

Fairbanks North Star Borough, Alaska · Mile Point 20.0 · Structure no. 0312

Built
2019
6 years old
Condition
Good
inspected August 2024
Type
Tee Beam
Prestressed Concrete
Length
124 ft
1 main span
Daily traffic
1,850
2020 count
Owner
State
State Highway Agency

About this bridge

Chena Hot Spr RD over Jenny M Creek is a prestressed concrete tee beam carrying Chena Hot Spr RD over Jenny M Creek in Fairbanks North Star Borough, Alaska. It was built in 2019, so it is 6 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,850 vehicles a day, roughly 9% of them trucks, projected to reach 2,150 by 2039. The structure is 124 ft (37.8 m) long and 37 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesChena Hot Spr RD
CrossesJenny M Creek
LocationMile Point 20.0
RouteState Highway 650
StateAlaska
Coordinates64.87882, -146.98771
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating107.9 US tons
Inventory rating64.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length124 ft (37.8 m)
Longest span120 ft (36.6 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,850 (2020)
Projected traffic2,150 by 2039
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Chena Hot Spr RD over Jenny M Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is Chena Hot Spr RD over Jenny M Creek 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 2024.

How much traffic does Chena Hot Spr RD over Jenny M Creek carry?

About 1,850 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is Chena Hot Spr RD over Jenny M Creek?

The structure is 124 ft (37.8 m) long with a longest span of 120 ft (36.6 m) and a deck 37 ft wide.

Who owns Chena Hot Spr RD over Jenny M Creek?

It is owned by the State Highway Agency.