US Bridges

County Line RD over Trib Alligator Creek

Good

Hill County, Texas · 3.5 MI S of FM 1242 · Structure no. 091100001407528

Built
2013
12 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
111
2020 count
Owner
State
State Highway Agency

About this bridge

County Line RD over Trib Alligator Creek is a concrete culvert carrying County Line RD over Trib Alligator Creek in Hill County, Texas. It was built in 2013, so it is 12 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 111 vehicles a day, roughly 13% of them trucks, projected to reach 100 by 2039. The structure is 34 ft (10.4 m) long.

CarriesCounty Line RD
CrossesTrib Alligator Creek
Location3.5 MI S of FM 1242
RouteCounty Highway 35
StateTexas
Coordinates31.83598, -97.09358
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length34 ft (10.4 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic111 (2020)
Projected traffic100 by 2039
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Line RD over Trib Alligator Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is County Line RD over Trib 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 2024.

How much traffic does County Line RD over Trib Alligator Creek carry?

About 111 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is County Line RD over Trib Alligator Creek?

The structure is 34 ft (10.4 m) long with a longest span of 11 ft (3.4 m).

Who owns County Line RD over Trib Alligator Creek?

It is owned by the State Highway Agency.