US Bridges

Bu 77A over Big Brushy Creek

Good

DeWitt County, Texas · 0.70 MI SW of SH 111 · Structure no. 130620026909016

Built
1932
93 years old, rebuilt 1959
Condition
Good
inspected October 2024
Type
Tee Beam
Concrete
Length
313 ft
11 main spans
Daily traffic
2,130
2013 count
Owner
State
State Highway Agency

About this bridge

Bu 77A over Big Brushy Creek is a concrete tee beam carrying Bu 77A over Big Brushy Creek in DeWitt County, Texas. It was built in 1932 and reconstructed in 1959, so it is 93 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 2,130 vehicles a day, roughly 18% of them trucks, projected to reach 2,990 by 2033. The structure is 313 ft (95.4 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBu 77A
CrossesBig Brushy Creek
Location0.70 MI SW of SH 111
RouteState Highway 77
StateTexas
Coordinates29.28008, -97.15912
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans11
Design loadH 15
Structure length313 ft (95.4 m)
Longest span29 ft (8.8 m)
Deck width46 ft (14 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,130 (2013)
Projected traffic2,990 by 2033
Trucks18%
Lanes on structure2
Traffic directionTwo-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 Bu 77A over Big Brushy Creek built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1959.

What condition is Bu 77A over Big Brushy 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 October 2024.

How much traffic does Bu 77A over Big Brushy Creek carry?

About 2,130 vehicles per day (2013 count), of which roughly 18% are trucks.

How long is Bu 77A over Big Brushy Creek?

The structure is 313 ft (95.4 m) long with a longest span of 29 ft (8.8 m) and a deck 46 ft wide.

Who owns Bu 77A over Big Brushy Creek?

It is owned by the State Highway Agency.