US Bridges

IH 35 NB UP Level over S Laredo ST to Guadalupe

Fair

Bexar County, Texas · Downtown Y · Structure no. 150150001710340

Built
1993
32 years old
Condition
Fair
inspected May 2024
Type
Segmental Box Girder
Prestressed Concrete Continuous
Length
3,294 ft
35 main spans
Daily traffic
173,066
2022 count
Owner
State
State Highway Agency

About this bridge

IH 35 NB UP Level over S Laredo ST to Guadalupe is a prestressed concrete continuous segmental box girder carrying IH 35 NB UP Level over S Laredo ST to Guadalupe in Bexar County, Texas. It was built in 1993, so it is 32 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 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 173,066 vehicles a day, roughly 9% of them trucks, projected to reach 242,292 by 2042. The structure is 3,294 ft (1,004 m) long and 51 ft wide.

CarriesIH 35 NB UP Level
CrossesS Laredo ST to Guadalupe
LocationDowntown Y
RouteInterstate 35
StateTexas
Coordinates29.41118, -98.50771
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
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 geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSegmental Box Girder
MaterialPrestressed Concrete Continuous
DeckOther
Main spans35
Design loadHS 20
Structure length3,294 ft (1,004 m)
Longest span100 ft (30.5 m)
Deck width51 ft (15.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic173,066 (2022)
Projected traffic242,292 by 2042
Trucks9%
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 statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$15.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 35 NB UP Level over S Laredo ST to Guadalupe built?

It was built in 1993, making it 32 years old in 2025.

What condition is IH 35 NB UP Level over S Laredo ST to Guadalupe 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 May 2024.

How much traffic does IH 35 NB UP Level over S Laredo ST to Guadalupe carry?

About 173,066 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is IH 35 NB UP Level over S Laredo ST to Guadalupe?

The structure is 3,294 ft (1,004 m) long with a longest span of 100 ft (30.5 m) and a deck 51 ft wide.

Who owns IH 35 NB UP Level over S Laredo ST to Guadalupe?

It is owned by the State Highway Agency.