US Bridges

US 77 SB over San Antonio Ri

Good

Victoria County, Texas · At Refugio C/L · Structure no. 132350037101066

Built
1986
39 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
320 ft
1 main span
Daily traffic
8,508
2019 count
Owner
State
State Highway Agency

About this bridge

US 77 SB over San Antonio Ri is a prestressed concrete stringer/multi-beam or girder carrying US 77 SB over San Antonio Ri in Victoria County, Texas. It was built in 1986, so it is 39 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 8,508 vehicles a day, roughly 32% of them trucks, projected to reach 11,310 by 2033. The structure is 320 ft (97.5 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 77 SB
CrossesSan Antonio Ri
LocationAt Refugio C/L
RouteU.S. Route 77
StateTexas
Coordinates28.53175, -97.04316
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 spans1 (+3 approach)
Design loadHS 20
Structure length320 ft (97.5 m)
Longest span110 ft (33.5 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,508 (2019)
Projected traffic11,310 by 2033
Trucks32%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 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 77 SB over San Antonio Ri built?

It was built in 1986, making it 39 years old in 2025.

What condition is US 77 SB over San Antonio Ri 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 February 2023.

How much traffic does US 77 SB over San Antonio Ri carry?

About 8,508 vehicles per day (2019 count), of which roughly 32% are trucks.

How long is US 77 SB over San Antonio Ri?

The structure is 320 ft (97.5 m) long with a longest span of 110 ft (33.5 m) and a deck 40 ft wide.

Who owns US 77 SB over San Antonio Ri?

It is owned by the State Highway Agency.