US Bridges

CR25 Centerhill RD over Mahan Creek

Good

Chilton County, Alabama · CR25 1MI S Center Hillch · Structure no. 013184

Built
1984
41 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
44 ft
3 main spans
Daily traffic
450
1985 count
Owner
County
County Highway Agency

About this bridge

CR25 Centerhill RD over Mahan Creek is a concrete culvert carrying CR25 Centerhill RD over Mahan Creek in Chilton County, Alabama. It was built in 1984, so it is 41 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 450 vehicles a day, roughly 1% of them trucks, projected to reach 475 by 2030. The structure is 44 ft (13.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCR25 Centerhill RD
CrossesMahan Creek
LocationCR25 1MI S Center Hillch
RouteCounty Highway 0
StateAlabama
Coordinates32.96468, -86.77547
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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating98 US tons
Inventory rating85.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length44 ft (13.4 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 traffic450 (1985)
Projected traffic475 by 2030
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$538,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR25 Centerhill RD over Mahan Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is CR25 Centerhill RD over Mahan 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 December 2024.

How much traffic does CR25 Centerhill RD over Mahan Creek carry?

About 450 vehicles per day (1985 count), of which roughly 1% are trucks.

How long is CR25 Centerhill RD over Mahan Creek?

The structure is 44 ft (13.4 m) long with a longest span of 10 ft (3 m).

Who owns CR25 Centerhill RD over Mahan Creek?

It is owned by the County Highway Agency.