US Bridges

I85 Nbl over Jenkins Crk

Fair

Montgomery County, Alabama · 0.9 MI N of Mitylene Exit · Structure no. 009009

Built
1966
59 years old
Condition
Fair
inspected May 2023
Type
Tee Beam
Concrete
Length
272 ft
8 main spans
Daily traffic
19,245
2013 count
Owner
State
State Highway Agency

About this bridge

I85 Nbl over Jenkins Crk is a concrete tee beam carrying I85 Nbl over Jenkins Crk in Montgomery County, Alabama. It was built in 1966, so it is 59 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 19,245 vehicles a day, roughly 20% of them trucks, projected to reach 25,364 by 2033. The structure is 272 ft (82.9 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 Nbl
CrossesJenkins Crk
Location0.9 MI N of Mitylene Exit
RouteInterstate 85
CountyMontgomery County
StateAlabama
Coordinates32.36669, -86.11681
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating52.2 US tons
Inventory rating31.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length272 ft (82.9 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 traffic19,245 (2013)
Projected traffic25,364 by 2033
Trucks20%
Lanes on structure2
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$2.3 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I85 Nbl over Jenkins Crk built?

It was built in 1966, making it 59 years old in 2025.

What condition is I85 Nbl over Jenkins Crk 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 I85 Nbl over Jenkins Crk carry?

About 19,245 vehicles per day (2013 count), of which roughly 20% are trucks.

How long is I85 Nbl over Jenkins Crk?

The structure is 272 ft (82.9 m) long with a longest span of 34 ft (10.4 m) and a deck 33 ft wide.

Who owns I85 Nbl over Jenkins Crk?

It is owned by the State Highway Agency.