US Bridges

FM 536 over IH 37

Good

Atascosa County, Texas · 1.35 MI N of FM 1784 · Structure no. 150070007310097

Built
1979
46 years old
Condition
Good
inspected May 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
260 ft
2 main spans
Daily traffic
2,020
2013 count
Owner
State
State Highway Agency

About this bridge

FM 536 over IH 37 is a prestressed concrete stringer/multi-beam or girder carrying FM 536 over IH 37 in Atascosa County, Texas. It was built in 1979, so it is 46 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 2,020 vehicles a day, roughly 35% of them trucks, projected to reach 2,820 by 2033. The structure is 260 ft (79.2 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFM 536
CrossesIH 37
Location1.35 MI N of FM 1784
RouteState Highway 536
StateTexas
Coordinates29.10589, -98.43221
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 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

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length260 ft (79.2 m)
Longest span95 ft (29 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,020 (2013)
Projected traffic2,820 by 2033
Trucks35%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 FM 536 over IH 37 built?

It was built in 1979, making it 46 years old in 2025.

What condition is FM 536 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 FM 536 over IH 37 carry?

About 2,020 vehicles per day (2013 count), of which roughly 35% are trucks.

How long is FM 536 over IH 37?

The structure is 260 ft (79.2 m) long with a longest span of 95 ft (29 m) and a deck 36 ft wide.

Who owns FM 536 over IH 37?

It is owned by the State Highway Agency.