US Bridges

US 77SBML over Wildlife Crossing

Good

Willacy County, Texas · 5.3 MI N of FM 1762 · Structure no. 212450032710224

Built
2020
5 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
68 ft
1 main span
Daily traffic
4,350
2020 count
Owner
State
State Highway Agency

About this bridge

US 77SBML over Wildlife Crossing is a prestressed concrete stringer/multi-beam or girder carrying US 77SBML over Wildlife Crossing in Willacy County, Texas. It was built in 2020, so it is 5 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 4,350 vehicles a day, roughly 10% of them trucks, projected to reach 10,800 by 2034. The structure is 68 ft (20.7 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 77SBML
CrossesWildlife Crossing
Location5.3 MI N of FM 1762
RouteU.S. Route 77
CountyWillacy County
StateTexas
Coordinates26.57935, -97.76901
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.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length68 ft (20.7 m)
Longest span68 ft (20.7 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,350 (2020)
Projected traffic10,800 by 2034
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 77SBML over Wildlife Crossing built?

It was built in 2020, making it 5 years old in 2025.

What condition is US 77SBML over Wildlife Crossing 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 March 2023.

How much traffic does US 77SBML over Wildlife Crossing carry?

About 4,350 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is US 77SBML over Wildlife Crossing?

The structure is 68 ft (20.7 m) long with a longest span of 68 ft (20.7 m) and a deck 40 ft wide.

Who owns US 77SBML over Wildlife Crossing?

It is owned by the State Highway Agency.