US Bridges

Richardson Highway over Rich HWY Oh MP 359 SB

Good

Fairbanks North Star Borough, Alaska · Mile Point 360.8 · Structure no. 2366

Built
2024
1 years old
Condition
Good
inspected June 2024
Type
Tee Beam
Prestressed Concrete
Length
83 ft
1 main span
Daily traffic
16,900
2020 count
Owner
State
State Highway Agency

About this bridge

Richardson Highway over Rich HWY Oh MP 359 SB is a prestressed concrete tee beam carrying Richardson Highway over Rich HWY Oh MP 359 SB in Fairbanks North Star Borough, Alaska. It was built in 2024, so it is 1 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: new structure not yet open to traffic.

It carries about 16,900 vehicles a day, roughly 7% of them trucks, projected to reach 34,600 by 2039. The structure is 83 ft (25.3 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRichardson Highway
CrossesRich HWY Oh MP 359 SB
LocationMile Point 360.8
RouteInterstate 0
StateAlaska
Coordinates64.81583, -147.64422
Functional classUrban Principal Arterial - Interstate

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.
Substructure9 ExcellentNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusNew structure not yet open to traffic
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment9: Superior to present desirable criteria
Operating rating73.2 US tons
Inventory rating62.8 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length83 ft (25.3 m)
Longest span79 ft (24.1 m)
Deck width40 ft (12.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,900 (2020)
Projected traffic34,600 by 2039
Trucks7%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Richardson Highway over Rich HWY Oh MP 359 SB built?

It was built in 2024, making it 1 years old in 2025.

What condition is Richardson Highway over Rich HWY Oh MP 359 SB 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 June 2024.

How much traffic does Richardson Highway over Rich HWY Oh MP 359 SB carry?

About 16,900 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Richardson Highway over Rich HWY Oh MP 359 SB?

The structure is 83 ft (25.3 m) long with a longest span of 79 ft (24.1 m) and a deck 40 ft wide.

Who owns Richardson Highway over Rich HWY Oh MP 359 SB?

It is owned by the State Highway Agency.