US Bridges

CO RD 20 over Mooney Branch

FairPosted for load

DeKalb County, Alabama · .5MI E Skirum T8SR6E · Structure no. 003226

Built
1948
77 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
22 ft
1 main span
Daily traffic
587
2023 count
Owner
County
County Highway Agency

About this bridge

CO RD 20 over Mooney Branch is a steel stringer/multi-beam or girder carrying CO RD 20 over Mooney Branch in DeKalb County, Alabama. It was built in 1948, so it is 77 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. Its operating status is: posted for load restriction.

It carries about 587 vehicles a day, roughly 5% of them trucks, projected to reach 872 by 2043. The structure is 22 ft (6.7 m) long and 27 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesCO RD 20
CrossesMooney Branch
Location.5MI E Skirum T8SR6E
RouteCounty Highway 20
CountyDeKalb County
StateAlabama
Coordinates34.3356, -85.98563
Functional classRural Major Collector

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.
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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating21.1 US tons
Inventory rating12 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length22 ft (6.7 m)
Longest span22 ft (6.7 m)
Deck width27 ft (8.1 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic587 (2023)
Projected traffic872 by 2043
Trucks5%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$255,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD 20 over Mooney Branch built?

It was built in 1948, making it 77 years old in 2025.

What condition is CO RD 20 over Mooney 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 December 2023.

How much traffic does CO RD 20 over Mooney Branch carry?

About 587 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is CO RD 20 over Mooney Branch?

The structure is 22 ft (6.7 m) long with a longest span of 22 ft (6.7 m) and a deck 27 ft wide.

Who owns CO RD 20 over Mooney Branch?

It is owned by the County Highway Agency.