US Bridges

US 77 SB Conn over IH 37

Good

Nueces County, Texas · US 77 at IH 37 · Structure no. 161780007406007

Built
2007
18 years old
Condition
Good
inspected May 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
590 ft
5 main spans
Daily traffic
14,000
2011 count
Owner
State
State Highway Agency

About this bridge

US 77 SB Conn over IH 37 is a prestressed concrete stringer/multi-beam or girder carrying US 77 SB Conn over IH 37 in Nueces County, Texas. It was built in 2007, so it is 18 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 14,000 vehicles a day, roughly 10% of them trucks, projected to reach 21,200 by 2031. The structure is 590 ft (179.8 m) long and 28 ft wide.

CarriesUS 77 SB Conn
CrossesIH 37
LocationUS 77 at IH 37
RouteU.S. Route 77
StateTexas
Coordinates27.86335, -97.62073
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionMay 2022
Inspection intervalevery 48 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

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5 (+1 approach)
Design loadHS 25 or greater
Structure length590 ft (179.8 m)
Longest span120 ft (36.6 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deck22 ft (6.6 m)

Traffic and service

Average daily traffic14,000 (2011)
Projected traffic21,200 by 2031
Trucks10%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate 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 SB Conn over IH 37 built?

It was built in 2007, making it 18 years old in 2025.

What condition is US 77 SB Conn over IH 37 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 May 2022.

How much traffic does US 77 SB Conn over IH 37 carry?

About 14,000 vehicles per day (2011 count), of which roughly 10% are trucks.

How long is US 77 SB Conn over IH 37?

The structure is 590 ft (179.8 m) long with a longest span of 120 ft (36.6 m) and a deck 28 ft wide.

Who owns US 77 SB Conn over IH 37?

It is owned by the State Highway Agency.