US Bridges

SH 77 over Brown Creek

Good

Cass County, Texas · 4.80 MI W of SH 8 · Structure no. 190340027702017

Built
1975
50 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
42 ft
4 main spans
Daily traffic
1,277
2022 count
Owner
State
State Highway Agency

About this bridge

SH 77 over Brown Creek is a concrete culvert carrying SH 77 over Brown Creek in Cass County, Texas. It was built in 1975, so it is 50 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 1,277 vehicles a day, roughly 17% of them trucks, projected to reach 1,680 by 2033. The structure is 42 ft (12.8 m) long and 148 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesSH 77
CrossesBrown Creek
Location4.80 MI W of SH 8
RouteState Highway 77
StateTexas
Coordinates33.19396, -94.43376
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span10 ft (3 m)
Deck width148 ft (45.1 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,277 (2022)
Projected traffic1,680 by 2033
Trucks17%
Lanes on structure4
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 77 over Brown Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is SH 77 over Brown 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 August 2024.

How much traffic does SH 77 over Brown Creek carry?

About 1,277 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is SH 77 over Brown Creek?

The structure is 42 ft (12.8 m) long with a longest span of 10 ft (3 m) and a deck 148 ft wide.

Who owns SH 77 over Brown Creek?

It is owned by the State Highway Agency.