US Bridges

SR 3 over Tennessee River Relief

Good

Limestone County, Alabama · 1 M N JCT SR 3 & SR 20 · Structure no. 016311

Built
1995
30 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
375 ft
6 main spans
Daily traffic
25,465
2023 count
Owner
State
State Highway Agency

About this bridge

SR 3 over Tennessee River Relief is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 3 over Tennessee River Relief in Limestone County, Alabama. It was built in 1995, so it is 30 years old, younger than the Alabama average of 51.1 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 25,465 vehicles a day, roughly 7% of them trucks, projected to reach 32,711 by 2033. The structure is 375 ft (114.3 m) long and 43 ft wide.

CarriesSR 3
CrossesTennessee River Relief
Location1 M N JCT SR 3 & SR 20
RouteU.S. Route 31
StateAlabama
Coordinates34.61919, -86.96596
Functional classRural Principal Arterial - Other

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating33.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length375 ft (114.3 m)
Longest span62 ft (18.9 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,465 (2023)
Projected traffic32,711 by 2033
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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$4 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 3 over Tennessee River Relief built?

It was built in 1995, making it 30 years old in 2025.

What condition is SR 3 over Tennessee River Relief 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 May 2023.

How much traffic does SR 3 over Tennessee River Relief carry?

About 25,465 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is SR 3 over Tennessee River Relief?

The structure is 375 ft (114.3 m) long with a longest span of 62 ft (18.9 m) and a deck 43 ft wide.

Who owns SR 3 over Tennessee River Relief?

It is owned by the State Highway Agency.