US Bridges

CO 73 over Dynne Creek

Good

Cleburne County, Alabama · 1 Mi. South of CO RD 36 · Structure no. 018635

Built
2002
23 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
250
2002 count
Owner
County
County Highway Agency

About this bridge

CO 73 over Dynne Creek is a prestressed concrete box beam or girders - multiple carrying CO 73 over Dynne Creek in Cleburne County, Alabama. It was built in 2002, so it is 23 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 250 vehicles a day, projected to reach 375 by 2035. The structure is 55 ft (16.8 m) long and 24 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCO 73
CrossesDynne Creek
Location1 Mi. South of CO RD 36
RouteCounty Highway 73
StateAlabama
Coordinates33.53984, -85.59862
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating75.3 US tons
Inventory rating45.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length55 ft (16.8 m)
Longest span55 ft (16.8 m)
Deck width24 ft (7.3 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2002)
Projected traffic375 by 2035
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$429,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO 73 over Dynne Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is CO 73 over Dynne Creek 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 July 2023.

How much traffic does CO 73 over Dynne Creek carry?

About 250 vehicles per day (2002 count).

How long is CO 73 over Dynne Creek?

The structure is 55 ft (16.8 m) long with a longest span of 55 ft (16.8 m) and a deck 24 ft wide.

Who owns CO 73 over Dynne Creek?

It is owned by the County Highway Agency.