US Bridges

Medical Center DR over Al - 3 (us 31)

Fair

Jefferson County, Alabama · US 31 * Brookwood Hosp · Structure no. 013569

Built
1985
40 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
196 ft
1 main span
Daily traffic
3,800
2024 count
Owner
State
State Highway Agency

About this bridge

Medical Center DR over Al - 3 (us 31) is a prestressed concrete stringer/multi-beam or girder carrying Medical Center DR over Al - 3 (us 31) in Jefferson County, Alabama. It was built in 1985, so it is 40 years old, younger 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 3,800 vehicles a day, roughly 1% of them trucks, projected to reach 5,100 by 2044. The structure is 196 ft (59.7 m) long and 51 ft wide.

CarriesMedical Center DR
CrossesAl - 3 (us 31)
LocationUS 31 * Brookwood Hosp
RouteCity Street 0
StateAlabama
Coordinates33.46301, -86.77939
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.2 US tons
Inventory rating39.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length196 ft (59.7 m)
Longest span96 ft (29.3 m)
Deck width51 ft (15.5 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,800 (2024)
Projected traffic5,100 by 2044
Trucks1%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$2.7 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Medical Center DR over Al - 3 (us 31) built?

It was built in 1985, making it 40 years old in 2025.

What condition is Medical Center DR over Al - 3 (us 31) 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 October 2024.

How much traffic does Medical Center DR over Al - 3 (us 31) carry?

About 3,800 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Medical Center DR over Al - 3 (us 31)?

The structure is 196 ft (59.7 m) long with a longest span of 96 ft (29.3 m) and a deck 51 ft wide.

Who owns Medical Center DR over Al - 3 (us 31)?

It is owned by the State Highway Agency.