US Bridges

Mulga Loop Road over Bayview Lake

Good

Jefferson County, Alabama · 1/2 MI E Mulga · Structure no. 012417

Built
1980
45 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
307 ft
4 main spans
Daily traffic
1,665
2024 count
Owner
County
County Highway Agency

About this bridge

Mulga Loop Road over Bayview Lake is a prestressed concrete continuous stringer/multi-beam or girder carrying Mulga Loop Road over Bayview Lake in Jefferson County, Alabama. It was built in 1980, so it is 45 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 1,665 vehicles a day, roughly 10% of them trucks, projected to reach 2,315 by 2044. The structure is 307 ft (93.6 m) long and 31 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesMulga Loop Road
CrossesBayview Lake
Location1/2 MI E Mulga
RouteCounty Highway 125
StateAlabama
Coordinates33.55167, -86.96667
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating52 US tons
Inventory rating27.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length307 ft (93.6 m)
Longest span81 ft (24.7 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,665 (2024)
Projected traffic2,315 by 2044
Trucks10%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$2.3 million (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mulga Loop Road over Bayview Lake built?

It was built in 1980, making it 45 years old in 2025.

What condition is Mulga Loop Road over Bayview Lake 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 December 2024.

How much traffic does Mulga Loop Road over Bayview Lake carry?

About 1,665 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Mulga Loop Road over Bayview Lake?

The structure is 307 ft (93.6 m) long with a longest span of 81 ft (24.7 m) and a deck 31 ft wide.

Who owns Mulga Loop Road over Bayview Lake?

It is owned by the County Highway Agency.