US Bridges

IH 35 SB Off Ramp over IH 10 WB / Drain

Good

Bexar County, Texas · Downtown Y I/C · Structure no. 150150007212370

Built
1993
32 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
474 ft
5 main spans
Daily traffic
16,850
2013 count
Owner
State
State Highway Agency

About this bridge

IH 35 SB Off Ramp over IH 10 WB / Drain is a steel continuous stringer/multi-beam or girder carrying IH 35 SB Off Ramp over IH 10 WB / Drain 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 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 16,850 vehicles a day, roughly 12% of them trucks, projected to reach 23,590 by 2033. The structure is 474 ft (144.5 m) long and 26 ft wide.

CarriesIH 35 SB Off Ramp
CrossesIH 10 WB / Drain
LocationDowntown Y I/C
RouteInterstate 35
StateTexas
Coordinates29.4324, -98.49994
Functional classUrban Principal Arterial - Interstate

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 inspectionJuly 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 rating63.9 US tons
Inventory rating39 US tons

Structure

MaterialSteel Continuous
DeckConcrete, precast panels
Main spans5 (+1 approach)
Design loadHS 20
Structure length474 ft (144.5 m)
Longest span91 ft (27.7 m)
Deck width26 ft (7.9 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deck17 ft (5.1 m)

Traffic and service

Average daily traffic16,850 (2013)
Projected traffic23,590 by 2033
Trucks12%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 35 SB Off Ramp over IH 10 WB / Drain built?

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

What condition is IH 35 SB Off Ramp over IH 10 WB / Drain 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 July 2024.

How much traffic does IH 35 SB Off Ramp over IH 10 WB / Drain carry?

About 16,850 vehicles per day (2013 count), of which roughly 12% are trucks.

How long is IH 35 SB Off Ramp over IH 10 WB / Drain?

The structure is 474 ft (144.5 m) long with a longest span of 91 ft (27.7 m) and a deck 26 ft wide.

Who owns IH 35 SB Off Ramp over IH 10 WB / Drain?

It is owned by the State Highway Agency.