US Bridges

FAP 37 over SR-37 / SR-91

Fair

Carter County, Tennessee · JCT of SR 37 & SR 91 · Structure no. 10SR0370037

Built
1991
34 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Single or Spread
Concrete
Length
156 ft
1 main span
Daily traffic
18,644
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 37 over SR-37 / SR-91 is a concrete box beam or girders - single or spread carrying FAP 37 over SR-37 / SR-91 in Carter County, Tennessee. It was built in 1991, so it is 34 years old, younger than the Tennessee average of 47.4 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 18,644 vehicles a day, roughly 9% of them trucks, projected to reach 29,830 by 2042. The structure is 156 ft (47.7 m) long and 92 ft wide.

CarriesFAP 37
CrossesSR-37 / SR-91
LocationJCT of SR 37 & SR 91
RouteState Highway 37
Coordinates36.35802, -82.20502
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.5 US tons
Inventory rating33.6 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length156 ft (47.7 m)
Longest span140 ft (42.8 m)
Deck width92 ft (28 m)
Roadway width90 ft (27.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,644 (2021)
Projected traffic29,830 by 2042
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 FAP 37 over SR-37 / SR-91 built?

It was built in 1991, making it 34 years old in 2025.

What condition is FAP 37 over SR-37 / SR-91 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 May 2023.

How much traffic does FAP 37 over SR-37 / SR-91 carry?

About 18,644 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is FAP 37 over SR-37 / SR-91?

The structure is 156 ft (47.7 m) long with a longest span of 140 ft (42.8 m) and a deck 92 ft wide.

Who owns FAP 37 over SR-37 / SR-91?

It is owned by the State Highway Agency.