US Bridges

IH 35 NB over US 83

Fair

Webb County, Texas · IH 35 @ US 83 · Structure no. 222400001805110

Built
1960
65 years old
Condition
Fair
inspected November 2022
Type
Stringer/Multi-beam or Girder
Concrete
Length
120 ft
3 main spans
Daily traffic
9,768
2019 count
Owner
State
State Highway Agency

About this bridge

IH 35 NB over US 83 is a concrete stringer/multi-beam or girder carrying IH 35 NB over US 83 in Webb County, Texas. It was built in 1960, so it is 65 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 9,768 vehicles a day, roughly 29% of them trucks, projected to reach 14,670 by 2033. The structure is 120 ft (36.6 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesIH 35 NB
CrossesUS 83
LocationIH 35 @ US 83
RouteInterstate 35
CountyWebb County
StateTexas
Coordinates27.7583, -99.43853
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2022
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 rating61 US tons
Inventory rating36 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 width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,768 (2019)
Projected traffic14,670 by 2033
Trucks29%
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 US 83 built?

It was built in 1960, making it 65 years old in 2025.

What condition is IH 35 NB over US 83 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 2022.

How much traffic does IH 35 NB over US 83 carry?

About 9,768 vehicles per day (2019 count), of which roughly 29% are trucks.

How long is IH 35 NB over US 83?

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 NB over US 83?

It is owned by the State Highway Agency.