US Bridges

Co. Rd. 22 over Mack Branch

Good

Franklin County, Alabama · .1 Mi. SE SR187 CO22 JCT · Structure no. 020909

Built
2015
10 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
56 ft
4 main spans
Daily traffic
415
2015 count
Owner
County
County Highway Agency

About this bridge

Co. Rd. 22 over Mack Branch is a concrete culvert carrying Co. Rd. 22 over Mack Branch in Franklin County, Alabama. It was built in 2015, so it is 10 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 415 vehicles a day, roughly 4% of them trucks, projected to reach 615 by 2035. The structure is 56 ft (17.1 m) long and 52 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

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CarriesCo. Rd. 22
CrossesMack Branch
Location.1 Mi. SE SR187 CO22 JCT
RouteCounty Highway 22
CountyFranklin County
StateAlabama
Coordinates34.40129, -87.86991
Functional classRural Minor 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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating98 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span14 ft (4.3 m)
Deck width52 ft (15.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deck0 ft (0 m)

Traffic and service

Average daily traffic415 (2015)
Projected traffic615 by 2035
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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$796,000 (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Co. Rd. 22 over Mack Branch built?

It was built in 2015, making it 10 years old in 2025.

What condition is Co. Rd. 22 over Mack Branch 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 2023.

How much traffic does Co. Rd. 22 over Mack Branch carry?

About 415 vehicles per day (2015 count), of which roughly 4% are trucks.

How long is Co. Rd. 22 over Mack Branch?

The structure is 56 ft (17.1 m) long with a longest span of 14 ft (4.3 m) and a deck 52 ft wide.

Who owns Co. Rd. 22 over Mack Branch?

It is owned by the County Highway Agency.