US Bridges

IH 35 SB over FM 462

Good

Frio County, Texas · 3.60 MI NE of US 57 · Structure no. 150830001706218

Built
1968
57 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
130 ft
3 main spans
Daily traffic
15,080
2013 count
Owner
State
State Highway Agency

About this bridge

IH 35 SB over FM 462 is a steel continuous stringer/multi-beam or girder carrying IH 35 SB over FM 462 in Frio County, Texas. It was built in 1968, so it is 57 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 15,080 vehicles a day, roughly 29% of them trucks, projected to reach 21,110 by 2033. The structure is 130 ft (39.6 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 35 SB
CrossesFM 462
Location3.60 MI NE of US 57
RouteInterstate 35
StateTexas
Coordinates29.05983, -99.00343
Functional classRural Principal Arterial - Interstate

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 inspectionJuly 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 rating69 US tons
Inventory rating41 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length130 ft (39.6 m)
Longest span50 ft (15.2 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,080 (2013)
Projected traffic21,110 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$495,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 35 SB over FM 462 built?

It was built in 1968, making it 57 years old in 2025.

What condition is IH 35 SB over FM 462 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 July 2024.

How much traffic does IH 35 SB over FM 462 carry?

About 15,080 vehicles per day (2013 count), of which roughly 29% are trucks.

How long is IH 35 SB over FM 462?

The structure is 130 ft (39.6 m) long with a longest span of 50 ft (15.2 m) and a deck 42 ft wide.

Who owns IH 35 SB over FM 462?

It is owned by the State Highway Agency.