US Bridges

I65 Nbl / Sbl over Scl RR

Fair

Montgomery County, Alabama · 1.1 Mi.N.Of S.Bypass · Structure no. 009279

Built
1967
58 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
163 ft
3 main spans
Daily traffic
33,725
2013 count
Owner
State
State Highway Agency

About this bridge

I65 Nbl / Sbl over Scl RR is a steel continuous stringer/multi-beam or girder carrying I65 Nbl / Sbl over Scl RR in Montgomery County, Alabama. It was built in 1967, so it is 58 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 33,725 vehicles a day, roughly 16% of them trucks, projected to reach 42,727 by 2033. The structure is 163 ft (49.8 m) long and 111 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI65 Nbl / Sbl
CrossesScl RR
Location1.1 Mi.N.Of S.Bypass
RouteInterstate 65
CountyMontgomery County
StateAlabama
Coordinates32.34293, -86.32632
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating75.5 US tons
Inventory rating45.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length163 ft (49.8 m)
Longest span60 ft (18.3 m)
Deck width111 ft (33.8 m)
Roadway width53 ft (16.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33,725 (2013)
Projected traffic42,727 by 2033
Trucks16%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I65 Nbl / Sbl over Scl RR built?

It was built in 1967, making it 58 years old in 2025.

What condition is I65 Nbl / Sbl over Scl RR 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 September 2023.

How much traffic does I65 Nbl / Sbl over Scl RR carry?

About 33,725 vehicles per day (2013 count), of which roughly 16% are trucks.

How long is I65 Nbl / Sbl over Scl RR?

The structure is 163 ft (49.8 m) long with a longest span of 60 ft (18.3 m) and a deck 111 ft wide.

Who owns I65 Nbl / Sbl over Scl RR?

It is owned by the State Highway Agency.