US Bridges

FAS 257 over I65 Nbl

Fair

Robertson County, Tennessee · Over Bethel Road · Structure no. 74I00650001

Built
1969
56 years old
Condition
Fair
inspected March 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
216 ft
3 main spans
Daily traffic
5,019
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 257 over I65 Nbl is a concrete continuous box beam or girders - multiple carrying FAS 257 over I65 Nbl in Robertson County, Tennessee. It was built in 1969, so it is 56 years old, older 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 5,019 vehicles a day, roughly 7% of them trucks, projected to reach 6,016 by 2040. The structure is 216 ft (65.8 m) long and 50 ft wide.

CarriesFAS 257
CrossesI65 Nbl
LocationOver Bethel Road
RouteState Highway SR257
Coordinates36.41742, -86.71723
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.2 US tons
Inventory rating38.3 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length216 ft (65.8 m)
Longest span127 ft (38.7 m)
Deck width50 ft (15.2 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,019 (2021)
Projected traffic6,016 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAS 257 over I65 Nbl built?

It was built in 1969, making it 56 years old in 2025.

What condition is FAS 257 over I65 Nbl 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 March 2024.

How much traffic does FAS 257 over I65 Nbl carry?

About 5,019 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is FAS 257 over I65 Nbl?

The structure is 216 ft (65.8 m) long with a longest span of 127 ft (38.7 m) and a deck 50 ft wide.

Who owns FAS 257 over I65 Nbl?

It is owned by the State Highway Agency.