US Bridges

IH 10 over Drain

Good

Bexar County, Texas · 1.0 MI S of Wurzbach RD · Structure no. 150150007212058

Built
1960
65 years old, rebuilt 1999
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
48 ft
5 main spans
Daily traffic
223,977
2022 count
Owner
State
State Highway Agency

About this bridge

IH 10 over Drain is a concrete culvert carrying IH 10 over Drain in Bexar County, Texas. It was built in 1960 and reconstructed in 1999, so it is 65 years old, older 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 223,977 vehicles a day, roughly 5% of them trucks, projected to reach 313,568 by 2042. The structure is 48 ft (14.6 m) long and 1,900 ft wide.

CarriesIH 10
CrossesDrain
Location1.0 MI S of Wurzbach RD
RouteInterstate 10
StateTexas
Coordinates29.51781, -98.55425
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span10 ft (3 m)
Deck width1,900 ft (579.1 m)
Roadway width81 ft (24.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic223,977 (2022)
Projected traffic313,568 by 2042
Trucks5%
Lanes on structure22
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 10 over Drain built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1999.

What condition is IH 10 over 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 10 over Drain carry?

About 223,977 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is IH 10 over Drain?

The structure is 48 ft (14.6 m) long with a longest span of 10 ft (3 m) and a deck 1,900 ft wide.

Who owns IH 10 over Drain?

It is owned by the State Highway Agency.