US Bridges

IH 410 Sbml over Military DR

Good

Bexar County, Texas · 2.0 MI N of Marbach RD · Structure no. 150150052104247

Built
1983
42 years old, rebuilt 2022
Condition
Good
inspected June 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
290 ft
2 main spans
Daily traffic
45,128
2017 count
Owner
State
State Highway Agency

About this bridge

IH 410 Sbml over Military DR is a prestressed concrete stringer/multi-beam or girder carrying IH 410 Sbml over Military DR in Bexar County, Texas. It was built in 1983 and reconstructed in 2022, 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 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 45,128 vehicles a day, roughly 16% of them trucks, projected to reach 48,270 by 2033. The structure is 290 ft (88.4 m) long and 76 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 410 Sbml
CrossesMilitary DR
Location2.0 MI N of Marbach RD
RouteInterstate 410
StateTexas
Coordinates29.44264, -98.63878
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length290 ft (88.4 m)
Longest span84 ft (25.6 m)
Deck width76 ft (23.2 m)
Roadway width74 ft (22.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45,128 (2017)
Projected traffic48,270 by 2033
Trucks16%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 410 Sbml over Military DR built?

It was built in 1983, making it 42 years old in 2025. It was reconstructed in 2022.

What condition is IH 410 Sbml over Military DR 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 June 2022.

How much traffic does IH 410 Sbml over Military DR carry?

About 45,128 vehicles per day (2017 count), of which roughly 16% are trucks.

How long is IH 410 Sbml over Military DR?

The structure is 290 ft (88.4 m) long with a longest span of 84 ft (25.6 m) and a deck 76 ft wide.

Who owns IH 410 Sbml over Military DR?

It is owned by the State Highway Agency.