US Bridges

FAU 3964 over I26

Fair

Washington County, Tennessee · 1.7 M NW JCT I26 & SR34 · Structure no. 90I00260027

Built
1969
56 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete Continuous
Length
231 ft
4 main spans
Daily traffic
7,836
2021 count
Owner
State
State Highway Agency

About this bridge

FAU 3964 over I26 is a concrete continuous tee beam carrying FAU 3964 over I26 in Washington 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 7,836 vehicles a day, roughly 3% of them trucks, projected to reach 12,437 by 2042. The structure is 231 ft (70.4 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesFAU 3964
CrossesI26
Location1.7 M NW JCT I26 & SR34
RouteCity Street 3964
CountyWashington County
StateTennessee
Coordinates36.35947, -82.40293
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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length231 ft (70.4 m)
Longest span81 ft (24.7 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,836 (2021)
Projected traffic12,437 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 km)
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$1.1 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAU 3964 over I26 built?

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

What condition is FAU 3964 over I26 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 September 2023.

How much traffic does FAU 3964 over I26 carry?

About 7,836 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAU 3964 over I26?

The structure is 231 ft (70.4 m) long with a longest span of 81 ft (24.7 m) and a deck 33 ft wide.

Who owns FAU 3964 over I26?

It is owned by the State Highway Agency.