US Bridges

Co. Rd. 37 over Knokes Creek

FairPosted for load

Randolph County, Alabama · 1.8MI S Gold Ridge · Structure no. 011235

Built
1974
51 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
51 ft
2 main spans
Daily traffic
320
1990 count
Owner
County
County Highway Agency

About this bridge

Co. Rd. 37 over Knokes Creek is a steel stringer/multi-beam or girder carrying Co. Rd. 37 over Knokes Creek in Randolph County, Alabama. It was built in 1974, so it is 51 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 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 320 vehicles a day, roughly 15% of them trucks, projected to reach 448 by 2035. The structure is 51 ft (15.5 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCo. Rd. 37
CrossesKnokes Creek
Location1.8MI S Gold Ridge
RouteCounty Highway 37
CountyRandolph County
StateAlabama
Coordinates33.4709, -85.3772
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating45.7 US tons
Inventory rating27.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length51 ft (15.5 m)
Longest span25 ft (7.6 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic320 (1990)
Projected traffic448 by 2035
Trucks15%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$405,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Co. Rd. 37 over Knokes Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is Co. Rd. 37 over Knokes Creek 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 March 2023.

How much traffic does Co. Rd. 37 over Knokes Creek carry?

About 320 vehicles per day (1990 count), of which roughly 15% are trucks.

How long is Co. Rd. 37 over Knokes Creek?

The structure is 51 ft (15.5 m) long with a longest span of 25 ft (7.6 m) and a deck 24 ft wide.

Who owns Co. Rd. 37 over Knokes Creek?

It is owned by the County Highway Agency.