US Bridges

US 77 over Pin Oak Branch

Fair

Fayette County, Texas · 5.10 MI N of FM 153 · Structure no. 130760021106021

Built
1932
93 years old, rebuilt 1962
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
65 ft
6 main spans
Daily traffic
6,580
2020 count
Owner
State
State Highway Agency

About this bridge

US 77 over Pin Oak Branch is a concrete culvert carrying US 77 over Pin Oak Branch in Fayette County, Texas. It was built in 1932 and reconstructed in 1962, 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 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 6,580 vehicles a day, roughly 17% of them trucks, projected to reach 9,280 by 2040. The structure is 65 ft (19.8 m) long and 49 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesUS 77
CrossesPin Oak Branch
Location5.10 MI N of FM 153
RouteU.S. Route 77
CountyFayette County
StateTexas
Coordinates30.06824, -96.91658
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 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
Deck geometry9: Superior to present desirable 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 typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length65 ft (19.8 m)
Longest span10 ft (3 m)
Deck width49 ft (14.8 m)
Roadway width45 ft (13.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,580 (2020)
Projected traffic9,280 by 2040
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 Pin Oak Branch built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1962.

What condition is US 77 over Pin 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 April 2023.

How much traffic does US 77 over Pin Oak Branch carry?

About 6,580 vehicles per day (2020 count), of which roughly 17% are trucks.

How long is US 77 over Pin Oak Branch?

The structure is 65 ft (19.8 m) long with a longest span of 10 ft (3 m) and a deck 49 ft wide.

Who owns US 77 over Pin Oak Branch?

It is owned by the State Highway Agency.