US Bridges

SH 77 over White Oak Branch

Fair

Cass County, Texas · 0.40 MI NW of US 59 · Structure no. 190340027703005

Built
1934
91 years old, rebuilt 1960
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
114 ft
4 main spans
Daily traffic
1,903
2023 count
Owner
State
State Highway Agency

About this bridge

SH 77 over White Oak Branch is a steel stringer/multi-beam or girder carrying SH 77 over White Oak Branch in Cass County, Texas. It was built in 1934 and reconstructed in 1960, so it is 91 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 1,903 vehicles a day, roughly 15% of them trucks, projected to reach 3,220 by 2042. The structure is 114 ft (34.7 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSH 77
CrossesWhite Oak Branch
Location0.40 MI NW of US 59
RouteState Highway 77
CountyCass County
StateTexas
Coordinates33.11226, -94.19504
Functional classRural Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
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 typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length114 ft (34.7 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 traffic1,903 (2023)
Projected traffic3,220 by 2042
Trucks15%
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 SH 77 over White Oak Branch built?

It was built in 1934, making it 91 years old in 2025. It was reconstructed in 1960.

What condition is SH 77 over White Oak Branch 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 September 2024.

How much traffic does SH 77 over White Oak Branch carry?

About 1,903 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is SH 77 over White Oak Branch?

The structure is 114 ft (34.7 m) long with a longest span of 29 ft (8.8 m) and a deck 46 ft wide.

Who owns SH 77 over White Oak Branch?

It is owned by the State Highway Agency.