US Bridges

FAU 3960 over CSX Railroad

PoorPosted for load

Washington County, Tennessee · Just E of I181-SR67 Exch · Structure no. 90039600003

Built
1988
37 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
211 ft
3 main spans
Daily traffic
7,462
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU 3960 over CSX Railroad is a prestressed concrete continuous stringer/multi-beam or girder carrying FAU 3960 over CSX Railroad in Washington County, Tennessee. It was built in 1988, so it is 37 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 7,462 vehicles a day, roughly 4% of them trucks, projected to reach 11,939 by 2042. The structure is 211 ft (64.2 m) long and 88 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFAU 3960
CrossesCSX Railroad
LocationJust E of I181-SR67 Exch
RouteCity Street 3960
Coordinates36.3127, -82.33307
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.3 US tons
Inventory rating30.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length211 ft (64.2 m)
Longest span74 ft (22.7 m)
Deck width88 ft (26.8 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,462 (2021)
Projected traffic11,939 by 2042
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5.9 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAU 3960 over CSX Railroad built?

It was built in 1988, making it 37 years old in 2025.

What condition is FAU 3960 over CSX Railroad in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does FAU 3960 over CSX Railroad carry?

About 7,462 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is FAU 3960 over CSX Railroad?

The structure is 211 ft (64.2 m) long with a longest span of 74 ft (22.7 m) and a deck 88 ft wide.

Who owns FAU 3960 over CSX Railroad?

It is owned by the City or Municipal Highway Agency.