US Bridges

Taylor Highway over Walker Fork 40 Mile Riv

Fair

Southeast Fairbanks Census Area, Alaska · Mile Point 80.1 · Structure no. 0299

Built
1977
48 years old
Condition
Fair
inspected July 2023
Type
Tee Beam
Prestressed Concrete
Length
189 ft
2 main spans
Daily traffic
130
2020 count
Owner
State
State Highway Agency

About this bridge

Taylor Highway over Walker Fork 40 Mile Riv is a prestressed concrete tee beam carrying Taylor Highway over Walker Fork 40 Mile Riv in Southeast Fairbanks Census Area, Alaska. It was built in 1977, so it is 48 years old, older than the Alaska average of 35.9 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 130 vehicles a day, roughly 28% of them trucks, projected to reach 160 by 2039. The structure is 189 ft (57.6 m) long and 29 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesTaylor Highway
CrossesWalker Fork 40 Mile Riv
LocationMile Point 80.1
RouteState Highway 785
StateAlaska
Coordinates64.07583, -141.63222
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating62.8 US tons
Inventory rating37.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 20
Structure length189 ft (57.6 m)
Longest span108 ft (32.9 m)
Deck width29 ft (8.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2020)
Projected traffic160 by 2039
Trucks28%
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 Taylor Highway over Walker Fork 40 Mile Riv built?

It was built in 1977, making it 48 years old in 2025.

What condition is Taylor Highway over Walker Fork 40 Mile Riv 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 July 2023.

How much traffic does Taylor Highway over Walker Fork 40 Mile Riv carry?

About 130 vehicles per day (2020 count), of which roughly 28% are trucks.

How long is Taylor Highway over Walker Fork 40 Mile Riv?

The structure is 189 ft (57.6 m) long with a longest span of 108 ft (32.9 m) and a deck 29 ft wide.

Who owns Taylor Highway over Walker Fork 40 Mile Riv?

It is owned by the State Highway Agency.