US Bridges

IH 37 NB over Arroyo Nombre De Dios

Fair

San Patricio County, Texas · 0.5 MI SE of SH 188 · Structure no. 162050007404118

Built
1970
55 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
156 ft
5 main spans
Daily traffic
11,258
2022 count
Owner
State
State Highway Agency

About this bridge

IH 37 NB over Arroyo Nombre De Dios is a concrete stringer/multi-beam or girder carrying IH 37 NB over Arroyo Nombre De Dios 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 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 11,258 vehicles a day, roughly 22% of them trucks, projected to reach 15,761 by 2042. The structure is 156 ft (47.5 m) long and 44 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesIH 37 NB
CrossesArroyo Nombre De Dios
Location0.5 MI SE of SH 188
RouteInterstate 37
CountySan Patricio County
StateTexas
Coordinates28.04953, -97.76397
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable 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

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length156 ft (47.5 m)
Longest span31 ft (9.4 m)
Deck width44 ft (13.5 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,258 (2022)
Projected traffic15,761 by 2042
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$16,000
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 37 NB over Arroyo Nombre De Dios built?

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

What condition is IH 37 NB over Arroyo Nombre De Dios 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 April 2024.

How much traffic does IH 37 NB over Arroyo Nombre De Dios carry?

About 11,258 vehicles per day (2022 count), of which roughly 22% are trucks.

How long is IH 37 NB over Arroyo Nombre De Dios?

The structure is 156 ft (47.5 m) long with a longest span of 31 ft (9.4 m) and a deck 44 ft wide.

Who owns IH 37 NB over Arroyo Nombre De Dios?

It is owned by the State Highway Agency.