US Bridges

Co. Rd. 34 over Mill Creek

Fair

Washington County, Alabama · Millry · Structure no. 003074

Built
1947
78 years old
Condition
Fair
inspected December 2023
Type
Slab
Concrete
Length
94 ft
3 main spans
Daily traffic
500
1992 count
Owner
County
County Highway Agency

About this bridge

Co. Rd. 34 over Mill Creek is a concrete slab carrying Co. Rd. 34 over Mill Creek in Washington 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 500 vehicles a day, roughly 10% of them trucks, projected to reach 1,000 by 2034. The structure is 94 ft (28.5 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCo. Rd. 34
CrossesMill Creek
LocationMillry
RouteCounty Highway 0
StateAlabama
Coordinates31.63198, -88.31722
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
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
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.9 US tons
Inventory rating34.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadH 10
Structure length94 ft (28.5 m)
Longest span20 ft (6.1 m)
Deck width29 ft (8.9 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (1992)
Projected traffic1,000 by 2034
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$825,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Co. Rd. 34 over Mill Creek built?

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

What condition is Co. Rd. 34 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 December 2023.

How much traffic does Co. Rd. 34 over Mill Creek carry?

About 500 vehicles per day (1992 count), of which roughly 10% are trucks.

How long is Co. Rd. 34 over Mill Creek?

The structure is 94 ft (28.5 m) long with a longest span of 20 ft (6.1 m) and a deck 29 ft wide.

Who owns Co. Rd. 34 over Mill Creek?

It is owned by the County Highway Agency.