US Bridges

US 79 over Sandy Creek

Good

Robertson County, Texas · 0.7 MI N of SH 6 · Structure no. 171980020501058

Built
1972
53 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
50 ft
5 main spans
Daily traffic
4,791
2023 count
Owner
State
State Highway Agency

About this bridge

US 79 over Sandy Creek is a concrete culvert carrying US 79 over Sandy Creek in Robertson County, Texas. It was built in 1972, so it is 53 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 4,791 vehicles a day, roughly 37% of them trucks, projected to reach 6,707 by 2042. The structure is 50 ft (15.2 m) long. If it were closed, the detour would be 14.9 mi (24 km).

CarriesUS 79
CrossesSandy Creek
Location0.7 MI N of SH 6
RouteU.S. Route 79
StateTexas
Coordinates30.9135, -96.60202
Functional classRural Principal Arterial - Other

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,791 (2023)
Projected traffic6,707 by 2042
Trucks37%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemYes

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 79 over Sandy Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is US 79 over Sandy 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 November 2024.

How much traffic does US 79 over Sandy Creek carry?

About 4,791 vehicles per day (2023 count), of which roughly 37% are trucks.

How long is US 79 over Sandy Creek?

The structure is 50 ft (15.2 m) long with a longest span of 8 ft (2.4 m).

Who owns US 79 over Sandy Creek?

It is owned by the State Highway Agency.