US Bridges

US 77 over Sandy Creek

Fair

Milam County, Texas · 1.70 MI W of SH 36 · Structure no. 171660021001009

Built
1936
89 years old, rebuilt 1970
Condition
Fair
inspected September 2024
Type
Tee Beam
Concrete
Length
207 ft
6 main spans
Daily traffic
4,045
2023 count
Owner
State
State Highway Agency

About this bridge

US 77 over Sandy Creek is a concrete tee beam carrying US 77 over Sandy Creek in Milam County, Texas. It was built in 1936 and reconstructed in 1970, so it is 89 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 5 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 4,045 vehicles a day, roughly 22% of them trucks, projected to reach 5,663 by 2042. The structure is 207 ft (63.1 m) long and 51 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUS 77
CrossesSandy Creek
Location1.70 MI W of SH 36
RouteU.S. Route 77
StateTexas
Coordinates30.80256, -96.95689
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
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 rating59 US tons
Inventory rating34.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length207 ft (63.1 m)
Longest span34 ft (10.4 m)
Deck width51 ft (15.4 m)
Roadway width48 ft (14.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,045 (2023)
Projected traffic5,663 by 2042
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Sandy Creek built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1970.

What condition is US 77 over Sandy Creek 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 US 77 over Sandy Creek carry?

About 4,045 vehicles per day (2023 count), of which roughly 22% are trucks.

How long is US 77 over Sandy Creek?

The structure is 207 ft (63.1 m) long with a longest span of 34 ft (10.4 m) and a deck 51 ft wide.

Who owns US 77 over Sandy Creek?

It is owned by the State Highway Agency.