US Bridges

Brownsferry RD over Round Island CR

FairPosted for load

Limestone County, Alabama · SEC32 T3S R5W · Structure no. 003731

Built
1950
75 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
160 ft
5 main spans
Daily traffic
1,750
2014 count
Owner
County
County Highway Agency

About this bridge

Brownsferry RD over Round Island CR is a steel stringer/multi-beam or girder carrying Brownsferry RD over Round Island CR in Limestone County, Alabama. It was built in 1950, so it is 75 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 1,750 vehicles a day, roughly 3% of them trucks, projected to reach 2,600 by 2034. The structure is 160 ft (48.8 m) long and 23 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesBrownsferry RD
CrossesRound Island CR
LocationSEC32 T3S R5W
RouteCounty Highway 29
CountyLimestone County
StateAlabama
Coordinates34.73556, -87.07301
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.6 US tons
Inventory rating25.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length160 ft (48.8 m)
Longest span32 ft (9.8 m)
Deck width23 ft (7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,750 (2014)
Projected traffic2,600 by 2034
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Brownsferry RD over Round Island CR built?

It was built in 1950, making it 75 years old in 2025.

What condition is Brownsferry RD over Round Island CR 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 August 2024.

How much traffic does Brownsferry RD over Round Island CR carry?

About 1,750 vehicles per day (2014 count), of which roughly 3% are trucks.

How long is Brownsferry RD over Round Island CR?

The structure is 160 ft (48.8 m) long with a longest span of 32 ft (9.8 m) and a deck 23 ft wide.

Who owns Brownsferry RD over Round Island CR?

It is owned by the County Highway Agency.