US Bridges

IH 10 WB Off Ramp over R.O.W. S of W Martin

Good

Bexar County, Texas · 1.00 MI N of SP 536 · Structure no. 150150007212343

Built
1991
34 years old
Condition
Good
inspected July 2024
Type
Segmental Box Girder
Prestressed Concrete Continuous
Length
200 ft
2 main spans
Daily traffic
41,466
2023 count
Owner
State
State Highway Agency

About this bridge

IH 10 WB Off Ramp over R.O.W. S of W Martin is a prestressed concrete continuous segmental box girder carrying IH 10 WB Off Ramp over R.O.W. S of W Martin in Bexar County, Texas. It was built in 1991, so it is 34 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 41,466 vehicles a day, roughly 5% of them trucks, projected to reach 276,920 by 2042. The structure is 200 ft (61 m) long and 38 ft wide.

CarriesIH 10 WB Off Ramp
CrossesR.O.W. S of W Martin
Location1.00 MI N of SP 536
RouteInterstate 10
StateTexas
Coordinates29.42824, -98.50056
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 geometry7: Better than 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 spans2
Design loadHS 20
Structure length200 ft (61 m)
Longest span100 ft (30.5 m)
Deck width38 ft (11.6 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41,466 (2023)
Projected traffic276,920 by 2042
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 10 WB Off Ramp over R.O.W. S of W Martin built?

It was built in 1991, making it 34 years old in 2025.

What condition is IH 10 WB Off Ramp over R.O.W. S of W Martin 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 WB Off Ramp over R.O.W. S of W Martin carry?

About 41,466 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is IH 10 WB Off Ramp over R.O.W. S of W Martin?

The structure is 200 ft (61 m) long with a longest span of 100 ft (30.5 m) and a deck 38 ft wide.

Who owns IH 10 WB Off Ramp over R.O.W. S of W Martin?

It is owned by the State Highway Agency.