US Bridges

SR 15 (US64 Br) over SR-15 / SR-433 (US-64)

Fair

Franklin County, Tennessee · 0.1 MI S of SR 16 JCT · Structure no. 26SR0150023

Built
1994
31 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
358 ft
4 main spans
Daily traffic
4,772
2021 count
Owner
State
State Highway Agency

About this bridge

SR 15 (US64 Br) over SR-15 / SR-433 (US-64) is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 15 (US64 Br) over SR-15 / SR-433 (US-64) in Franklin County, Tennessee. It was built in 1994, so it is 31 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 4,772 vehicles a day, roughly 9% of them trucks, projected to reach 4,384 by 2041. The structure is 358 ft (109.1 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSR 15 (US64 Br)
CrossesSR-15 / SR-433 (US-64)
Location0.1 MI S of SR 16 JCT
RouteU.S. Route 64
CountyFranklin County
StateTennessee
Coordinates35.16659, -86.13139
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJune 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 rating81.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length358 ft (109.1 m)
Longest span131 ft (39.8 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,772 (2021)
Projected traffic4,384 by 2041
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
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 SR 15 (US64 Br) over SR-15 / SR-433 (US-64) built?

It was built in 1994, making it 31 years old in 2025.

What condition is SR 15 (US64 Br) over SR-15 / SR-433 (US-64) 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 June 2023.

How much traffic does SR 15 (US64 Br) over SR-15 / SR-433 (US-64) carry?

About 4,772 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is SR 15 (US64 Br) over SR-15 / SR-433 (US-64)?

The structure is 358 ft (109.1 m) long with a longest span of 131 ft (39.8 m) and a deck 32 ft wide.

Who owns SR 15 (US64 Br) over SR-15 / SR-433 (US-64)?

It is owned by the State Highway Agency.