US Bridges

AL-107 over Purgatory Creek

Good

Marion County, Alabama · 1 MI S JCT SR 118 · Structure no. 003493

Built
1949
76 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
859
2020 count
Owner
State
State Highway Agency

About this bridge

AL-107 over Purgatory Creek is a concrete culvert carrying AL-107 over Purgatory Creek in Marion County, Alabama. It was built in 1949, so it is 76 years old, older 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 859 vehicles a day, roughly 8% of them trucks, projected to reach 1,108 by 2040. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 8.1 mi (13 km).

CarriesAL-107
CrossesPurgatory Creek
Location1 MI S JCT SR 118
RouteState Highway 107
StateAlabama
Coordinates33.94744, -87.91586
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.6 US tons
Inventory rating46.5 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 traffic859 (2020)
Projected traffic1,108 by 2040
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
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$352,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was AL-107 over Purgatory Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is AL-107 over Purgatory Creek 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 January 2025.

How much traffic does AL-107 over Purgatory Creek carry?

About 859 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is AL-107 over Purgatory Creek?

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

Who owns AL-107 over Purgatory Creek?

It is owned by the State Highway Agency.