US Bridges

30 over Dorsey Creek

FairPosted for load

Cullman County, Alabama · CR 30 · Structure no. 005736

Built
1957
68 years old
Condition
Fair
inspected October 2024
Type
Channel Beam
Concrete
Length
114 ft
6 main spans
Daily traffic
125
1991 count
Owner
County
County Highway Agency

About this bridge

30 over Dorsey Creek is a concrete channel beam carrying 30 over Dorsey Creek in Cullman County, Alabama. It was built in 1957, so it is 68 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 125 vehicles a day, roughly 15% of them trucks, projected to reach 200 by 2035. The structure is 114 ft (34.7 m) long and 23 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
Carries30
CrossesDorsey Creek
LocationCR 30
RouteCounty Highway 0
CountyCullman County
StateAlabama
Coordinates33.95263, -87.00394
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37.7 US tons
Inventory rating22.6 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans6
Design loadH 15
Structure length114 ft (34.7 m)
Longest span19 ft (5.8 m)
Deck width23 ft (7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (1991)
Projected traffic200 by 2035
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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$758,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 30 over Dorsey Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is 30 over Dorsey 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 October 2024.

How much traffic does 30 over Dorsey Creek carry?

About 125 vehicles per day (1991 count), of which roughly 15% are trucks.

How long is 30 over Dorsey Creek?

The structure is 114 ft (34.7 m) long with a longest span of 19 ft (5.8 m) and a deck 23 ft wide.

Who owns 30 over Dorsey Creek?

It is owned by the County Highway Agency.