US Bridges

I85 N.B.L. over Miles Creek

Fair

Macon County, Alabama · 0.33 Mi.N. of AL186 · Structure no. 008600

Built
1965
60 years old, rebuilt 2020
Condition
Fair
inspected June 2023
Type
Tee Beam
Concrete
Length
238 ft
7 main spans
Daily traffic
15,690
2013 count
Owner
State
State Highway Agency

About this bridge

I85 N.B.L. over Miles Creek is a concrete tee beam carrying I85 N.B.L. over Miles Creek in Macon County, Alabama. It was built in 1965 and reconstructed in 2020, so it is 60 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 15,690 vehicles a day, roughly 27% of them trucks, projected to reach 20,679 by 2033. The structure is 238 ft (72.5 m) long and 56 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI85 N.B.L.
CrossesMiles Creek
Location0.33 Mi.N. of AL186
RouteInterstate 85
CountyMacon County
StateAlabama
Coordinates32.48957, -85.63105
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 protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating49.6 US tons
Inventory rating29.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length238 ft (72.5 m)
Longest span34 ft (10.4 m)
Deck width56 ft (17 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,690 (2013)
Projected traffic20,679 by 2033
Trucks27%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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$2.1 million (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I85 N.B.L. over Miles Creek built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2020.

What condition is I85 N.B.L. over Miles Creek 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 N.B.L. over Miles Creek carry?

About 15,690 vehicles per day (2013 count), of which roughly 27% are trucks.

How long is I85 N.B.L. over Miles Creek?

The structure is 238 ft (72.5 m) long with a longest span of 34 ft (10.4 m) and a deck 56 ft wide.

Who owns I85 N.B.L. over Miles Creek?

It is owned by the State Highway Agency.