US Bridges

US 77 over Clarks Creek

Good

Lavaca County, Texas · 1.42 MI S of FM 531 · Structure no. 131430037001014

Built
1949
76 years old, rebuilt 2008
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
381 ft
3 main spans
Daily traffic
4,441
2020 count
Owner
State
State Highway Agency

About this bridge

US 77 over Clarks Creek is a steel continuous stringer/multi-beam or girder carrying US 77 over Clarks Creek in Lavaca County, Texas. It was built in 1949 and reconstructed in 2008, so it is 76 years old, older 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 4,441 vehicles a day, roughly 13% of them trucks, projected to reach 6,760 by 2033. The structure is 381 ft (116.1 m) long and 46 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesUS 77
CrossesClarks Creek
Location1.42 MI S of FM 531
RouteU.S. Route 77
StateTexas
Coordinates29.26888, -96.97275
Functional classRural Minor Arterial

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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57 US tons
Inventory rating34 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+3 approach)
Design loadOther
Structure length381 ft (116.1 m)
Longest span90 ft (27.4 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,441 (2020)
Projected traffic6,760 by 2033
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$26,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 77 over Clarks Creek built?

It was built in 1949, making it 76 years old in 2025. It was reconstructed in 2008.

What condition is US 77 over Clarks 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 March 2023.

How much traffic does US 77 over Clarks Creek carry?

About 4,441 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is US 77 over Clarks Creek?

The structure is 381 ft (116.1 m) long with a longest span of 90 ft (27.4 m) and a deck 46 ft wide.

Who owns US 77 over Clarks Creek?

It is owned by the State Highway Agency.