US Bridges

Quarry Road over French Creek

FairPosted for load

Fairbanks North Star Borough, Alaska · Approximately 0.6 Miles E · Structure no. AFAKFTQW08004

Built
1990
35 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
22 ft
1 main span
Daily traffic
300
2021 count
Owner
Federal
Air Force

About this bridge

Quarry Road over French Creek is a steel stringer/multi-beam or girder carrying Quarry Road over French Creek in Fairbanks North Star Borough, Alaska. It was built in 1990, so it is 35 years old, younger 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. Its operating status is: posted for load restriction.

It carries about 300 vehicles a day, projected to reach 360 by 2041. The structure is 22 ft (6.6 m) long and 38 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesQuarry Road
CrossesFrench Creek
LocationApproximately 0.6 Miles E
StateAlaska
Coordinates64.6555, -147.02564
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length22 ft (6.6 m)
Longest span19 ft (5.7 m)
Deck width38 ft (11.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2021)
Projected traffic360 by 2041
Trucks—
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

OwnerAir Force
Maintained byAir Force
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$90,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Quarry Road over French Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Quarry Road over French Creek 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 August 2023.

How much traffic does Quarry Road over French Creek carry?

About 300 vehicles per day (2021 count).

How long is Quarry Road over French Creek?

The structure is 22 ft (6.6 m) long with a longest span of 19 ft (5.7 m) and a deck 38 ft wide.

Who owns Quarry Road over French Creek?

It is owned by the Air Force.