US Bridges

IH 37 Wfr over Draw

Good

San Patricio County, Texas · 1.2 MI N of FM 796 · Structure no. 162050007405114

Built
1970
55 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
49 ft
5 main spans
Daily traffic
396
2022 count
Owner
State
State Highway Agency

About this bridge

IH 37 Wfr over Draw is a concrete culvert carrying IH 37 Wfr over Draw 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 396 vehicles a day, roughly 3% of them trucks, projected to reach 554 by 2042. The structure is 49 ft (14.9 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 37 Wfr
CrossesDraw
Location1.2 MI N of FM 796
RouteInterstate 37
StateTexas
Coordinates27.99062, -97.69157
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20
Structure length49 ft (14.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic396 (2022)
Projected traffic554 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 37 Wfr over Draw built?

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

What condition is IH 37 Wfr over Draw 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 2024.

How much traffic does IH 37 Wfr over Draw carry?

About 396 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is IH 37 Wfr over Draw?

The structure is 49 ft (14.9 m) long with a longest span of 8 ft (2.4 m).

Who owns IH 37 Wfr over Draw?

It is owned by the State Highway Agency.