US Bridges

US 77 SB over Big Brushy Creek

Fair

Lavaca County, Texas · 1.5 MI S of SH 111 · Structure no. 131430037002024

Built
1951
74 years old, rebuilt 1994
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
351 ft
3 main spans
Daily traffic
5,792
2020 count
Owner
State
State Highway Agency

About this bridge

US 77 SB over Big Brushy Creek is a steel continuous stringer/multi-beam or girder carrying US 77 SB over Big Brushy Creek in Lavaca County, Texas. It was built in 1951 and reconstructed in 1994, so it is 74 years old, older than the Texas average of 44.4 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.

It carries about 5,792 vehicles a day, roughly 10% of them trucks, projected to reach 5,060 by 2033. The structure is 351 ft (107 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 77 SB
CrossesBig Brushy Creek
Location1.5 MI S of SH 111
RouteU.S. Route 77
StateTexas
Coordinates29.17437, -96.98596
Functional classRural Principal Arterial - Other

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.
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 above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+3 approach)
Design loadOther
Structure length351 ft (107 m)
Longest span90 ft (27.4 m)
Deck width46 ft (14 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,792 (2020)
Projected traffic5,060 by 2033
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 77 SB over Big Brushy Creek built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1994.

What condition is US 77 SB over Big Brushy 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 US 77 SB over Big Brushy Creek carry?

About 5,792 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is US 77 SB over Big Brushy Creek?

The structure is 351 ft (107 m) long with a longest span of 90 ft (27.4 m) and a deck 46 ft wide.

Who owns US 77 SB over Big Brushy Creek?

It is owned by the State Highway Agency.