US Bridges

CO Rd. 11 over Mill Creek

Fair

Walker County, Alabama · .7 Mile from Widow Creek · Structure no. 002326

Built
1940
85 years old
Condition
Fair
inspected July 2023
Type
Tee Beam
Concrete
Length
160 ft
5 main spans
Daily traffic
3,000
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

CO Rd. 11 over Mill Creek is a concrete tee beam carrying CO Rd. 11 over Mill Creek in Walker County, Alabama. It was built in 1940, so it is 85 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 3,000 vehicles a day, roughly 1% of them trucks, projected to reach 2,500 by 2044. The structure is 160 ft (48.8 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCO Rd. 11
CrossesMill Creek
Location.7 Mile from Widow Creek
RouteCity Street 0
CountyWalker County
StateAlabama
Coordinates33.9086, -87.5059
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating44.2 US tons
Inventory rating26.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length160 ft (48.8 m)
Longest span33 ft (10.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2024)
Projected traffic2,500 by 2044
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$1.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO Rd. 11 over Mill Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is CO Rd. 11 over Mill Creek 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 July 2023.

How much traffic does CO Rd. 11 over Mill Creek carry?

About 3,000 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is CO Rd. 11 over Mill Creek?

The structure is 160 ft (48.8 m) long with a longest span of 33 ft (10.1 m) and a deck 26 ft wide.

Who owns CO Rd. 11 over Mill Creek?

It is owned by the City or Municipal Highway Agency.