US Bridges

Oliver Road over L Little Cahaba River

Good

St. Clair County, Alabama · .1 Mile from US 411 00 · Structure no. 019298

Built
1992
33 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
73 ft
1 main span
Daily traffic
500
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Oliver Road over L Little Cahaba River is a prestressed concrete stringer/multi-beam or girder carrying Oliver Road over L Little Cahaba River in St. Clair County, Alabama. It was built in 1992, so it is 33 years old, younger than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 500 vehicles a day, projected to reach 700 by 2044. The structure is 73 ft (22.1 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesOliver Road
CrossesL Little Cahaba River
Location.1 Mile from US 411 00
RouteCity Street 0
StateAlabama
Coordinates33.55513, -86.53473
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating52.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length73 ft (22.1 m)
Longest span73 ft (22.1 m)
Deck width27 ft (8.3 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2024)
Projected traffic700 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$613,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Oliver Road over L Little Cahaba River built?

It was built in 1992, making it 33 years old in 2025.

What condition is Oliver Road over L Little Cahaba River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does Oliver Road over L Little Cahaba River carry?

About 500 vehicles per day (2024 count).

How long is Oliver Road over L Little Cahaba River?

The structure is 73 ft (22.1 m) long with a longest span of 73 ft (22.1 m) and a deck 27 ft wide.

Who owns Oliver Road over L Little Cahaba River?

It is owned by the City or Municipal Highway Agency.