US Bridges

FAP 137 over SR 346

Good

Sullivan County, Tennessee · Near State Line · Structure no. 82SR1370037

Built
1984
41 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
109 ft
1 main span
Daily traffic
12,904
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 137 over SR 346 is a prestressed concrete box beam or girders - single or spread carrying FAP 137 over SR 346 in Sullivan County, Tennessee. It was built in 1984, so it is 41 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 12,904 vehicles a day, roughly 6% of them trucks, projected to reach 20,224 by 2041. The structure is 109 ft (33.2 m) long and 32 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

Open in Google Maps
CarriesFAP 137
CrossesSR 346
LocationNear State Line
RouteU.S. Route 23
CountySullivan County
StateTennessee
Coordinates36.5926, -82.57265
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length109 ft (33.2 m)
Longest span102 ft (31.1 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,904 (2021)
Projected traffic20,224 by 2041
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2,000 (2021 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAP 137 over SR 346 built?

It was built in 1984, making it 41 years old in 2025.

What condition is FAP 137 over SR 346 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 April 2023.

How much traffic does FAP 137 over SR 346 carry?

About 12,904 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is FAP 137 over SR 346?

The structure is 109 ft (33.2 m) long with a longest span of 102 ft (31.1 m) and a deck 32 ft wide.

Who owns FAP 137 over SR 346?

It is owned by the State Highway Agency.