US Bridges

IH 35 NB over FM 2790

Fair

Atascosa County, Texas · 1.00 MI SW of Bexar C/L · Structure no. 150070001704199

Built
1967
58 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
132 ft
3 main spans
Daily traffic
17,505
2019 count
Owner
State
State Highway Agency

About this bridge

IH 35 NB over FM 2790 is a steel continuous stringer/multi-beam or girder carrying IH 35 NB over FM 2790 in Atascosa County, Texas. It was built in 1967, so it is 58 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 17,505 vehicles a day, roughly 29% of them trucks, projected to reach 22,010 by 2033. The structure is 132 ft (40.2 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH 35 NB
CrossesFM 2790
Location1.00 MI SW of Bexar C/L
RouteInterstate 35
CountyAtascosa County
StateTexas
Coordinates29.22931, -98.78727
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 rating75 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length132 ft (40.2 m)
Longest span50 ft (15.2 m)
Deck width40 ft (12.3 m)
Roadway width38 ft (11.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,505 (2019)
Projected traffic22,010 by 2033
Trucks29%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 35 NB over FM 2790 built?

It was built in 1967, making it 58 years old in 2025.

What condition is IH 35 NB over FM 2790 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 May 2024.

How much traffic does IH 35 NB over FM 2790 carry?

About 17,505 vehicles per day (2019 count), of which roughly 29% are trucks.

How long is IH 35 NB over FM 2790?

The structure is 132 ft (40.2 m) long with a longest span of 50 ft (15.2 m) and a deck 40 ft wide.

Who owns IH 35 NB over FM 2790?

It is owned by the State Highway Agency.