US Bridges

US 79 WB over Salt Water Slough

Good

Anderson County, Texas · 0.30 MI E of Freestone Cl · Structure no. 100010020507061

Built
1995
30 years old
Condition
Good
inspected December 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
502 ft
5 main spans
Daily traffic
4,573
2020 count
Owner
State
State Highway Agency

About this bridge

US 79 WB over Salt Water Slough is a prestressed concrete stringer/multi-beam or girder carrying US 79 WB over Salt Water Slough in Anderson County, Texas. It was built in 1995, so it is 30 years old, younger 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 4,573 vehicles a day, roughly 18% of them trucks, projected to reach 6,350 by 2033. The structure is 502 ft (153 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 79 WB
CrossesSalt Water Slough
Location0.30 MI E of Freestone Cl
RouteU.S. Route 79
StateTexas
Coordinates31.6496, -95.78402
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans5
Design loadHS 20
Structure length502 ft (153 m)
Longest span100 ft (30.5 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,573 (2020)
Projected traffic6,350 by 2033
Trucks18%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 79 WB over Salt Water Slough built?

It was built in 1995, making it 30 years old in 2025.

What condition is US 79 WB over Salt Water Slough 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 December 2022.

How much traffic does US 79 WB over Salt Water Slough carry?

About 4,573 vehicles per day (2020 count), of which roughly 18% are trucks.

How long is US 79 WB over Salt Water Slough?

The structure is 502 ft (153 m) long with a longest span of 100 ft (30.5 m) and a deck 40 ft wide.

Who owns US 79 WB over Salt Water Slough?

It is owned by the State Highway Agency.