US Bridges

IH 10 EB on Ramp over R.O.W. S of Culebra

Good

Bexar County, Texas · 0.10 MI S of SP 421 · Structure no. 150150007212209

Built
1993
32 years old
Condition
Good
inspected July 2024
Type
Segmental Box Girder
Prestressed Concrete Continuous
Length
609 ft
6 main spans
Daily traffic
12,358
2023 count
Owner
State
State Highway Agency

About this bridge

IH 10 EB on Ramp over R.O.W. S of Culebra is a prestressed concrete continuous segmental box girder carrying IH 10 EB on Ramp over R.O.W. S of Culebra 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 12,358 vehicles a day, roughly 5% of them trucks, projected to reach 28,480 by 2033. The structure is 609 ft (185.6 m) long and 26 ft wide.

CarriesIH 10 EB on Ramp
CrossesR.O.W. S of Culebra
Location0.10 MI S of SP 421
RouteInterstate 10
StateTexas
Coordinates29.44268, -98.51483
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.
Superstructure8 Very GoodNo problems noted.
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 rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSegmental Box Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length609 ft (185.6 m)
Longest span110 ft (33.5 m)
Deck width26 ft (7.9 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,358 (2023)
Projected traffic28,480 by 2033
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed—
TollOn a free road
National Highway SystemNo
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 IH 10 EB on Ramp over R.O.W. S of Culebra built?

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

What condition is IH 10 EB on Ramp over R.O.W. S of Culebra 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 10 EB on Ramp over R.O.W. S of Culebra carry?

About 12,358 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is IH 10 EB on Ramp over R.O.W. S of Culebra?

The structure is 609 ft (185.6 m) long with a longest span of 110 ft (33.5 m) and a deck 26 ft wide.

Who owns IH 10 EB on Ramp over R.O.W. S of Culebra?

It is owned by the State Highway Agency.