US Bridges

US 77 over Dry Branch

Good

Lavaca County, Texas · 3.45 MI S of FM 532 · Structure no. 131430026902006

Built
1925
100 years old, rebuilt 2015
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
29 ft
3 main spans
Daily traffic
5,158
2020 count
Owner
State
State Highway Agency

About this bridge

US 77 over Dry Branch is a concrete culvert carrying US 77 over Dry Branch in Lavaca County, Texas. It was built in 1925 and reconstructed in 2015, so it is 100 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 5,158 vehicles a day, roughly 14% of them trucks, projected to reach 8,460 by 2038. The structure is 29 ft (8.8 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesUS 77
CrossesDry Branch
Location3.45 MI S of FM 532
RouteU.S. Route 77
StateTexas
Coordinates29.51185, -96.92435
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length29 ft (8.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,158 (2020)
Projected traffic8,460 by 2038
Trucks14%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 over Dry Branch built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 2015.

What condition is US 77 over Dry Branch 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 Dry Branch carry?

About 5,158 vehicles per day (2020 count), of which roughly 14% are trucks.

How long is US 77 over Dry Branch?

The structure is 29 ft (8.8 m) long with a longest span of 10 ft (3 m).

Who owns US 77 over Dry Branch?

It is owned by the State Highway Agency.