US Bridges

IH 410 Ebml over Zarzamora ST

Good

Bexar County, Texas · 1.2 MI E of SH 16 · Structure no. 150150052105007

Built
2006
19 years old
Condition
Good
inspected August 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
280 ft
1 main span
Daily traffic
14,998
2019 count
Owner
State
State Highway Agency

About this bridge

IH 410 Ebml over Zarzamora ST is a prestressed concrete stringer/multi-beam or girder carrying IH 410 Ebml over Zarzamora ST in Bexar County, Texas. It was built in 2006, so it is 19 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 14,998 vehicles a day, roughly 10% of them trucks, projected to reach 15,720 by 2033. The structure is 280 ft (85.3 m) long and 40 ft wide.

CarriesIH 410 Ebml
CrossesZarzamora ST
Location1.2 MI E of SH 16
RouteInterstate 410
StateTexas
Coordinates29.32004, -98.53259
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 inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being 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 spans1 (+2 approach)
Design loadHS 20
Structure length280 ft (85.3 m)
Longest span124 ft (37.8 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,998 (2019)
Projected traffic15,720 by 2033
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 410 Ebml over Zarzamora ST built?

It was built in 2006, making it 19 years old in 2025.

What condition is IH 410 Ebml over Zarzamora ST 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 August 2022.

How much traffic does IH 410 Ebml over Zarzamora ST carry?

About 14,998 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is IH 410 Ebml over Zarzamora ST?

The structure is 280 ft (85.3 m) long with a longest span of 124 ft (37.8 m) and a deck 40 ft wide.

Who owns IH 410 Ebml over Zarzamora ST?

It is owned by the State Highway Agency.