US Bridges

IH410 SB - IH10 WB over Drain

Fair

Bexar County, Texas · IH 10/ IH 410 Interchange · Structure no. 150150052106119

Built
1964
61 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
57 ft
8 main spans
Daily traffic
9,170
2013 count
Owner
State
State Highway Agency

About this bridge

IH410 SB - IH10 WB over Drain is a concrete culvert carrying IH410 SB - IH10 WB over Drain in Bexar County, Texas. It was built in 1964, so it is 61 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 9,170 vehicles a day, roughly 16% of them trucks, projected to reach 12,840 by 2033. The structure is 57 ft (17.4 m) long.

CarriesIH410 SB - IH10 WB
CrossesDrain
LocationIH 10/ IH 410 Interchange
RouteInterstate 410
StateTexas
Coordinates29.43632, -98.39225
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 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
Waterway adequacy7: Better than 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 spans8
Design loadOther
Structure length57 ft (17.4 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,170 (2013)
Projected traffic12,840 by 2033
Trucks16%
Lanes on structure1
Traffic directionOne-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 IH410 SB - IH10 WB over Drain built?

It was built in 1964, making it 61 years old in 2025.

What condition is IH410 SB - IH10 WB over Drain in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does IH410 SB - IH10 WB over Drain carry?

About 9,170 vehicles per day (2013 count), of which roughly 16% are trucks.

How long is IH410 SB - IH10 WB over Drain?

The structure is 57 ft (17.4 m) long with a longest span of 6 ft (1.8 m).

Who owns IH410 SB - IH10 WB over Drain?

It is owned by the State Highway Agency.