US Bridges

Mt Mills RD over Whitley Branch

Fair

Colbert County, Alabama · Mt Mills N of HWY 72 · Structure no. 003073

Built
1947
78 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
600
2006 count
Owner
County
County Highway Agency

About this bridge

Mt Mills RD over Whitley Branch is a concrete culvert carrying Mt Mills RD over Whitley Branch in Colbert County, Alabama. It was built in 1947, so it is 78 years old, older than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 600 vehicles a day, roughly 10% of them trucks, projected to reach 1,000 by 2044. The structure is 25 ft (7.5 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesMt Mills RD
CrossesWhitley Branch
LocationMt Mills N of HWY 72
RouteCounty Highway 33
CountyColbert County
StateAlabama
Coordinates34.73827, -87.89129
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating66.2 US tons
Inventory rating39.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length25 ft (7.5 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2006)
Projected traffic1,000 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$284,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mt Mills RD over Whitley Branch built?

It was built in 1947, making it 78 years old in 2025.

What condition is Mt Mills RD over Whitley Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does Mt Mills RD over Whitley Branch carry?

About 600 vehicles per day (2006 count), of which roughly 10% are trucks.

How long is Mt Mills RD over Whitley Branch?

The structure is 25 ft (7.5 m) long with a longest span of 11 ft (3.5 m).

Who owns Mt Mills RD over Whitley Branch?

It is owned by the County Highway Agency.