US Bridges

US 77 NB over UPRR & Bu 77 NB

Fair

Nueces County, Texas · 2.6 MI N of SH 44 · Structure no. 161780037310045

Built
1999
26 years old
Condition
Fair
inspected May 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,417 ft
11 main spans
Daily traffic
9,830
2020 count
Owner
State
State Highway Agency

About this bridge

US 77 NB over UPRR & Bu 77 NB is a prestressed concrete stringer/multi-beam or girder carrying US 77 NB over UPRR & Bu 77 NB in Nueces County, Texas. It was built in 1999, so it is 26 years old, younger 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 6 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 9,830 vehicles a day, roughly 37% of them trucks, projected to reach 17,100 by 2030. The structure is 1,417 ft (431.9 m) long and 40 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesUS 77 NB
CrossesUPRR & Bu 77 NB
Location2.6 MI N of SH 44
RouteU.S. Route 77
CountyNueces County
StateTexas
Coordinates27.81874, -97.63703
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 spans11 (+3 approach)
Design loadHS 20
Structure length1,417 ft (431.9 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 traffic9,830 (2020)
Projected traffic17,100 by 2030
Trucks37%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed5 mi (8 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 77 NB over UPRR & Bu 77 NB built?

It was built in 1999, making it 26 years old in 2025.

What condition is US 77 NB over UPRR & Bu 77 NB 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 May 2022.

How much traffic does US 77 NB over UPRR & Bu 77 NB carry?

About 9,830 vehicles per day (2020 count), of which roughly 37% are trucks.

How long is US 77 NB over UPRR & Bu 77 NB?

The structure is 1,417 ft (431.9 m) long with a longest span of 110 ft (33.5 m) and a deck 40 ft wide.

Who owns US 77 NB over UPRR & Bu 77 NB?

It is owned by the State Highway Agency.