US Bridges

IH 35 SB over FM 469

Fair

La Salle County, Texas · 4.70 MI S of Frio C/L · Structure no. 221420001708146

Built
1959
66 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
120 ft
3 main spans
Daily traffic
12,751
2019 count
Owner
State
State Highway Agency

About this bridge

IH 35 SB over FM 469 is a concrete stringer/multi-beam or girder carrying IH 35 SB over FM 469 in La Salle County, Texas. It was built in 1959, so it is 66 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 5 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 12,751 vehicles a day, roughly 31% of them trucks, projected to reach 30,150 by 2036. The structure is 120 ft (36.6 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesIH 35 SB
CrossesFM 469
Location4.70 MI S of Frio C/L
RouteInterstate 35
CountyLa Salle County
StateTexas
Coordinates28.57811, -99.19762
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span40 ft (12.2 m)
Deck width40 ft (12.2 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,751 (2019)
Projected traffic30,150 by 2036
Trucks31%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 SB over FM 469 built?

It was built in 1959, making it 66 years old in 2025.

What condition is IH 35 SB over FM 469 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 November 2023.

How much traffic does IH 35 SB over FM 469 carry?

About 12,751 vehicles per day (2019 count), of which roughly 31% are trucks.

How long is IH 35 SB over FM 469?

The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.2 m) and a deck 40 ft wide.

Who owns IH 35 SB over FM 469?

It is owned by the State Highway Agency.