US Bridges

IH 35 NB over IH 35 C Business

Fair

La Salle County, Texas · 1.80 MI S of FM 468 · Structure no. 221420001801099

Built
1971
54 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
120 ft
1 main span
Daily traffic
11,807
2019 count
Owner
State
State Highway Agency

About this bridge

IH 35 NB over IH 35 C Business is a prestressed concrete stringer/multi-beam or girder carrying IH 35 NB over IH 35 C Business in La Salle County, Texas. It was built in 1971, so it is 54 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 11,807 vehicles a day, roughly 56% of them trucks, projected to reach 14,950 by 2036. The structure is 120 ft (36.6 m) long and 42 ft wide.

Location

Open in Google Maps
CarriesIH 35 NB
CrossesIH 35 C Business
Location1.80 MI S of FM 468
RouteInterstate 35
CountyLa Salle County
StateTexas
Coordinates28.41759, -99.25123
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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span60 ft (18.3 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,807 (2019)
Projected traffic14,950 by 2036
Trucks56%
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 NB over IH 35 C Business built?

It was built in 1971, making it 54 years old in 2025.

What condition is IH 35 NB over IH 35 C Business 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 NB over IH 35 C Business carry?

About 11,807 vehicles per day (2019 count), of which roughly 56% are trucks.

How long is IH 35 NB over IH 35 C Business?

The structure is 120 ft (36.6 m) long with a longest span of 60 ft (18.3 m) and a deck 42 ft wide.

Who owns IH 35 NB over IH 35 C Business?

It is owned by the State Highway Agency.