I-85 N.B.L. over Al 199

Fair

Macon County, Alabama · I-85 over AL.199 · Structure no. 008209

Built: 1964; 61 years old
Condition: Fair; inspected May 2023
Type: Tee Beam; Concrete Continuous
Length: 311 ft; 5 main spans
Daily traffic: 15,625; 2013 count
Owner: State; State Highway Agency

About this bridge

I-85 N.B.L. over Al 199 is a concrete continuous tee beam carrying I-85 N.B.L. over Al 199 in Macon County, Alabama. It was built in 1964, so it is 61 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 5 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 15,625 vehicles a day, roughly 26% of them trucks, projected to reach 20,593 by 2033. The structure is 311 ft (94.8 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-85 N.B.L.

CrossesAl 199

LocationI-85 over AL.199

RouteInterstate 85

CountyMacon County

StateAlabama

Coordinates32.47, -85.70167

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.

Component	Rating	Meaning
Deck	5 Fair	All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure	6 Satisfactory	Structural elements show some minor deterioration.
Substructure	7 Good	Some minor problems.

Last inspectionMay 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourBridge not over waterway

Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is

Deck geometry3: Basically intolerable, requiring high priority of corrective action

Approach roadway alignment7: Better than present minimum criteria

Operating rating44.4 US tons

Inventory rating26.6 US tons

Structure

Structure typeTee Beam

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans5

Design loadHS 20

Structure length311 ft (94.8 m)

Longest span80 ft (24.4 m)

Deck width33 ft (10.1 m)

Roadway width28 ft (8.5 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,625 (2013)

Projected traffic20,593 by 2033

Trucks26%

Lanes on structure2

Traffic directionOne-way traffic

CarriesHighway

CrossesHighway

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$2.6 million (2025 estimate)

NavigationNot applicable (no waterway)

Frequently asked questions

When was I-85 N.B.L. over Al 199 built?

It was built in 1964, making it 61 years old in 2025.

What condition is I-85 N.B.L. over Al 199 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 May 2023.

How much traffic does I-85 N.B.L. over Al 199 carry?

About 15,625 vehicles per day (2013 count), of which roughly 26% are trucks.

How long is I-85 N.B.L. over Al 199?

The structure is 311 ft (94.8 m) long with a longest span of 80 ft (24.4 m) and a deck 33 ft wide.

Who owns I-85 N.B.L. over Al 199?

It is owned by the State Highway Agency.