US Bridges

Alligator Road over Alligator Creek

Good

Bell County, Texas · 0.95 MI W of Wiliamson Cl · Structure no. 090140AA0407002

Built
1990
35 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
63 ft
2 main spans
Daily traffic
53
2020 count
Owner
County
County Highway Agency

About this bridge

Alligator Road over Alligator Creek is a concrete stringer/multi-beam or girder carrying Alligator Road over Alligator Creek in Bell County, Texas. It was built in 1990, so it is 35 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 53 vehicles a day, projected to reach 100 by 2026. The structure is 63 ft (19.2 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAlligator Road
CrossesAlligator Creek
Location0.95 MI W of Wiliamson Cl
RouteCounty Highway 0
StateTexas
Coordinates30.76406, -97.32636
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length63 ft (19.2 m)
Longest span30 ft (9.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53 (2020)
Projected traffic100 by 2026
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$313,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Alligator Road over Alligator Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Alligator Road over Alligator Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does Alligator Road over Alligator Creek carry?

About 53 vehicles per day (2020 count).

How long is Alligator Road over Alligator Creek?

The structure is 63 ft (19.2 m) long with a longest span of 30 ft (9.1 m) and a deck 26 ft wide.

Who owns Alligator Road over Alligator Creek?

It is owned by the County Highway Agency.