US Bridges

IH 410 over Drain

Fair

Bexar County, Texas · 0.3 MI NE of Military DR · Structure no. 150150052104249

Built
1983
42 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
70,147
2020 count
Owner
State
State Highway Agency

About this bridge

IH 410 over Drain is a concrete culvert carrying IH 410 over Drain in Bexar County, Texas. It was built in 1983, so it is 42 years old, younger 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 70,147 vehicles a day, roughly 16% of them trucks, projected to reach 96,540 by 2033. The structure is 24 ft (7.3 m) long and 298 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 410
CrossesDrain
Location0.3 MI NE of Military DR
RouteInterstate 410
StateTexas
Coordinates29.44515, -98.63657
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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 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 geometry9: Superior to present desirable criteria
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 spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span10 ft (3 m)
Deck width298 ft (90.8 m)
Roadway width182 ft (55.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70,147 (2020)
Projected traffic96,540 by 2033
Trucks16%
Lanes on structure12
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 410 over Drain built?

It was built in 1983, making it 42 years old in 2025.

What condition is IH 410 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 June 2024.

How much traffic does IH 410 over Drain carry?

About 70,147 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is IH 410 over Drain?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m) and a deck 298 ft wide.

Who owns IH 410 over Drain?

It is owned by the State Highway Agency.