US Bridges

River Road over Blackburn Fork of Warr

Fair

Blount County, Alabama · 3 1/2 MI NE of Holly Spri · Structure no. 012058

Built
1978
47 years old, rebuilt 2018
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
62 ft
2 main spans
Daily traffic
430
2024 count
Owner
County
County Highway Agency

About this bridge

River Road over Blackburn Fork of Warr is a steel stringer/multi-beam or girder carrying River Road over Blackburn Fork of Warr in Blount County, Alabama. It was built in 1978 and reconstructed in 2018, so it is 47 years old, younger 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.

It carries about 430 vehicles a day, roughly 1% of them trucks, projected to reach 638 by 2044. The structure is 62 ft (18.9 m) long and 23 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesRiver Road
CrossesBlackburn Fork of Warr
Location3 1/2 MI NE of Holly Spri
RouteCounty Highway 211
CountyBlount County
StateAlabama
Coordinates33.86885, -86.44168
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating70.5 US tons
Inventory rating42.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length62 ft (18.9 m)
Longest span31 ft (9.4 m)
Deck width23 ft (6.9 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic430 (2024)
Projected traffic638 by 2044
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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$435,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was River Road over Blackburn Fork of Warr built?

It was built in 1978, making it 47 years old in 2025. It was reconstructed in 2018.

What condition is River Road over Blackburn Fork of Warr 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 2024.

How much traffic does River Road over Blackburn Fork of Warr carry?

About 430 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is River Road over Blackburn Fork of Warr?

The structure is 62 ft (18.9 m) long with a longest span of 31 ft (9.4 m) and a deck 23 ft wide.

Who owns River Road over Blackburn Fork of Warr?

It is owned by the County Highway Agency.