US Bridges

SH 188 over IH 37

Good

San Patricio County, Texas · 2.6 MI NW of FM 630 · Structure no. 162050007404121

Built
1970
55 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
333 ft
2 main spans
Daily traffic
3,265
2022 count
Owner
State
State Highway Agency

About this bridge

SH 188 over IH 37 is a prestressed concrete stringer/multi-beam or girder carrying SH 188 over IH 37 in San Patricio County, Texas. It was built in 1970, so it is 55 years old, older 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 3,265 vehicles a day, roughly 15% of them trucks, projected to reach 4,571 by 2042. The structure is 333 ft (101.5 m) long and 46 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSH 188
CrossesIH 37
Location2.6 MI NW of FM 630
RouteState Highway 188
StateTexas
Coordinates28.05432, -97.77162
Functional classRural Major Collector

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.
Last inspectionApril 2024
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 rating31.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadH 20
Structure length333 ft (101.5 m)
Longest span104 ft (31.7 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,265 (2022)
Projected traffic4,571 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 188 over IH 37 built?

It was built in 1970, making it 55 years old in 2025.

What condition is SH 188 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 April 2024.

How much traffic does SH 188 over IH 37 carry?

About 3,265 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is SH 188 over IH 37?

The structure is 333 ft (101.5 m) long with a longest span of 104 ft (31.7 m) and a deck 46 ft wide.

Who owns SH 188 over IH 37?

It is owned by the State Highway Agency.