US Bridges

Coalburg RD over RR

Fair

Jefferson County, Alabama · Coalburg RD - Railroad · Structure no. 003367

Built
1948
77 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
155 ft
3 main spans
Daily traffic
1,000
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Coalburg RD over RR is a steel stringer/multi-beam or girder carrying Coalburg RD over RR in Jefferson 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 6 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 1,000 vehicles a day, roughly 20% of them trucks, projected to reach 1,500 by 2036. The structure is 155 ft (47.3 m) long and 38 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesCoalburg RD
CrossesRR
LocationCoalburg RD - Railroad
RouteCity Street 0
CountyJefferson County
StateAlabama
Coordinates33.59812, -86.85457
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.6 US tons
Inventory rating29.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length155 ft (47.3 m)
Longest span52 ft (15.9 m)
Deck width38 ft (11.5 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2016)
Projected traffic1,500 by 2036
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed8.7 mi (14 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 proposedNone recorded
Estimated improvement cost$1.6 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Coalburg RD over RR built?

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

What condition is Coalburg RD over RR 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 February 2025.

How much traffic does Coalburg RD over RR carry?

About 1,000 vehicles per day (2016 count), of which roughly 20% are trucks.

How long is Coalburg RD over RR?

The structure is 155 ft (47.3 m) long with a longest span of 52 ft (15.9 m) and a deck 38 ft wide.

Who owns Coalburg RD over RR?

It is owned by the City or Municipal Highway Agency.