US Bridges

I85 Sbl over Line Crk. Relief

Fair

Macon County, Alabama · 3.27 Mi.S.Of Shorter Exit · Structure no. 007556

Built
1962
63 years old
Condition
Fair
inspected June 2023
Type
Tee Beam
Concrete
Length
204 ft
6 main spans
Daily traffic
18,020
2013 count
Owner
State
State Highway Agency

About this bridge

I85 Sbl over Line Crk. Relief is a concrete tee beam carrying I85 Sbl over Line Crk. Relief in Macon County, Alabama. It was built in 1962, so it is 63 years old, older than the Alabama average of 51.1 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 18,020 vehicles a day, roughly 21% of them trucks, projected to reach 23,749 by 2033. The structure is 204 ft (62.2 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI85 Sbl
CrossesLine Crk. Relief
Location3.27 Mi.S.Of Shorter Exit
RouteInterstate 85
CountyMacon County
StateAlabama
Coordinates32.382, -86.00713
Functional classRural Principal Arterial - Interstate

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating53.4 US tons
Inventory rating32 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length204 ft (62.2 m)
Longest span34 ft (10.4 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,020 (2013)
Projected traffic23,749 by 2033
Trucks21%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.8 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I85 Sbl over Line Crk. Relief built?

It was built in 1962, making it 63 years old in 2025.

What condition is I85 Sbl over Line Crk. Relief 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 I85 Sbl over Line Crk. Relief carry?

About 18,020 vehicles per day (2013 count), of which roughly 21% are trucks.

How long is I85 Sbl over Line Crk. Relief?

The structure is 204 ft (62.2 m) long with a longest span of 34 ft (10.4 m) and a deck 33 ft wide.

Who owns I85 Sbl over Line Crk. Relief?

It is owned by the State Highway Agency.