US Bridges

Griffis Road over Mud Creek Tributary

Good

Jefferson County, Alabama · 3 MI W O Oak Grove · Structure no. 011294

Built
1974
51 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
29 ft
3 main spans
Daily traffic
25
2024 count
Owner
County
County Highway Agency

About this bridge

Griffis Road over Mud Creek Tributary is a concrete culvert carrying Griffis Road over Mud Creek Tributary in Jefferson County, Alabama. It was built in 1974, so it is 51 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 25 vehicles a day, projected to reach 50 by 2044. The structure is 29 ft (8.8 m) long. If it were closed, the detour would be 123.7 mi (199 km).

CarriesGriffis Road
CrossesMud Creek Tributary
Location3 MI W O Oak Grove
RouteCounty Highway 849
StateAlabama
Coordinates33.44903, -87.16706
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.3 US tons
Inventory rating36.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span9 ft (2.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2024)
Projected traffic50 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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$414,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Griffis Road over Mud Creek Tributary built?

It was built in 1974, making it 51 years old in 2025.

What condition is Griffis Road over Mud Creek Tributary 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 September 2024.

How much traffic does Griffis Road over Mud Creek Tributary carry?

About 25 vehicles per day (2024 count).

How long is Griffis Road over Mud Creek Tributary?

The structure is 29 ft (8.8 m) long with a longest span of 9 ft (2.6 m).

Who owns Griffis Road over Mud Creek Tributary?

It is owned by the County Highway Agency.