US Bridges

Houston Loop Rd. over Big Wills Creek

FairPosted for load

DeKalb County, Alabama · 0.5 MI W of Airport Ave · Structure no. 013964

Built
1986
39 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
2 main spans
Daily traffic
2,175
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Houston Loop Rd. over Big Wills Creek is a steel stringer/multi-beam or girder carrying Houston Loop Rd. over Big Wills Creek in DeKalb County, Alabama. It was built in 1986, so it is 39 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. Its operating status is: posted for load restriction.

It carries about 2,175 vehicles a day, roughly 2% of them trucks, projected to reach 2,685 by 2044. The structure is 50 ft (15.2 m) long and 21 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesHouston Loop Rd.
CrossesBig Wills Creek
Location0.5 MI W of Airport Ave
RouteCity Street 0
StateAlabama
Coordinates34.4684, -85.7334
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating6.1 US tons
Inventory rating4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadH 10
Structure length50 ft (15.2 m)
Longest span50 ft (15.2 m)
Deck width21 ft (6.5 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,175 (2024)
Projected traffic2,685 by 2044
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$349,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Houston Loop Rd. over Big Wills Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Houston Loop Rd. over Big Wills 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 April 2024.

How much traffic does Houston Loop Rd. over Big Wills Creek carry?

About 2,175 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Houston Loop Rd. over Big Wills Creek?

The structure is 50 ft (15.2 m) long with a longest span of 50 ft (15.2 m) and a deck 21 ft wide.

Who owns Houston Loop Rd. over Big Wills Creek?

It is owned by the City or Municipal Highway Agency.