US Bridges

IH35SB to US290EB over US290; IH35 Interchange

Fair

Travis County, Texas · US 290; I-35 Interchange · Structure no. 142270001513449

Built
2002
23 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Steel Continuous
Length
3,107 ft
3 main spans
Daily traffic
21,870
2015 count
Owner
State
State Highway Agency

About this bridge

IH35SB to US290EB over US290; IH35 Interchange is a steel continuous box beam or girders - multiple carrying IH35SB to US290EB over US290; IH35 Interchange in Travis County, Texas. It was built in 2002, so it is 23 years old, younger 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 21,870 vehicles a day, roughly 9% of them trucks, projected to reach 34,900 by 2035. The structure is 3,107 ft (947 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH35SB to US290EB
CrossesUS290; IH35 Interchange
LocationUS 290; I-35 Interchange
RouteInterstate 35
CountyTravis County
StateTexas
Coordinates30.32524, -97.70676
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+26 approach)
Design loadHS 20
Structure length3,107 ft (947 m)
Longest span242 ft (73.8 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck17 ft (5.3 m)

Traffic and service

Average daily traffic21,870 (2015)
Projected traffic34,900 by 2035
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesFourth level (interchange)
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH35SB to US290EB over US290; IH35 Interchange built?

It was built in 2002, making it 23 years old in 2025.

What condition is IH35SB to US290EB over US290; IH35 Interchange 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 August 2023.

How much traffic does IH35SB to US290EB over US290; IH35 Interchange carry?

About 21,870 vehicles per day (2015 count), of which roughly 9% are trucks.

How long is IH35SB to US290EB over US290; IH35 Interchange?

The structure is 3,107 ft (947 m) long with a longest span of 242 ft (73.8 m) and a deck 30 ft wide.

Who owns IH35SB to US290EB over US290; IH35 Interchange?

It is owned by the State Highway Agency.