US Bridges

IH 35 SB Off Ramp over R.O.W. N of S Laredo

Good

Bexar County, Texas · 0.15 MI S of SP 536 · Structure no. 150150001710349

Built
1989
36 years old
Condition
Good
inspected May 2024
Type
Segmental Box Girder
Prestressed Concrete Continuous
Length
440 ft
5 main spans
Daily traffic
50
2013 count
Owner
State
State Highway Agency

About this bridge

IH 35 SB Off Ramp over R.O.W. N of S Laredo is a prestressed concrete continuous segmental box girder carrying IH 35 SB Off Ramp over R.O.W. N of S Laredo in Bexar County, Texas. It was built in 1989, so it is 36 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 5% of them trucks, projected to reach 70 by 2033. The structure is 440 ft (134.1 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 35 SB Off Ramp
CrossesR.O.W. N of S Laredo
Location0.15 MI S of SP 536
RouteInterstate 35
StateTexas
Coordinates29.41251, -98.50718
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
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 spans5
Design loadHS 20
Structure length440 ft (134.1 m)
Longest span100 ft (30.5 m)
Deck width26 ft (7.9 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2013)
Projected traffic70 by 2033
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 IH 35 SB Off Ramp over R.O.W. N of S Laredo built?

It was built in 1989, making it 36 years old in 2025.

What condition is IH 35 SB Off Ramp over R.O.W. N of S Laredo in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.

How much traffic does IH 35 SB Off Ramp over R.O.W. N of S Laredo carry?

About 50 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is IH 35 SB Off Ramp over R.O.W. N of S Laredo?

The structure is 440 ft (134.1 m) long with a longest span of 100 ft (30.5 m) and a deck 26 ft wide.

Who owns IH 35 SB Off Ramp over R.O.W. N of S Laredo?

It is owned by the State Highway Agency.