US Bridges

SR 59 over Magnolia River

Fair

Baldwin County, Alabama · 2.7 MI N JCT US 98 · Structure no. 012865

Built
1936
89 years old, rebuilt 1983
Condition
Fair
inspected November 2024
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
25,479
2023 count
Owner
State
State Highway Agency

About this bridge

SR 59 over Magnolia River is a concrete culvert carrying SR 59 over Magnolia River in Baldwin County, Alabama. It was built in 1936 and reconstructed in 1983, so it is 89 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 25,479 vehicles a day, roughly 4% of them trucks, projected to reach 38,219 by 2043. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR 59
CrossesMagnolia River
Location2.7 MI N JCT US 98
RouteState Highway 59
StateAlabama
Coordinates30.4455, -87.68326
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating25.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length33 ft (10.1 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,479 (2023)
Projected traffic38,219 by 2043
Trucks4%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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$926,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 59 over Magnolia River built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1983.

What condition is SR 59 over Magnolia River 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 November 2024.

How much traffic does SR 59 over Magnolia River carry?

About 25,479 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is SR 59 over Magnolia River?

The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m).

Who owns SR 59 over Magnolia River?

It is owned by the State Highway Agency.