US Bridges

IH 410 SB over US 87 (rigsby Ave.)

Fair

Bexar County, Texas · IH 410 @ US 87 · Structure no. 150150052106170

Built
1964
61 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
202 ft
4 main spans
Daily traffic
35,724
2017 count
Owner
State
State Highway Agency

About this bridge

IH 410 SB over US 87 (rigsby Ave.) is a steel continuous stringer/multi-beam or girder carrying IH 410 SB over US 87 (rigsby Ave.) 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 35,724 vehicles a day, roughly 16% of them trucks, projected to reach 46,570 by 2033. The structure is 202 ft (61.6 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH 410 SB
CrossesUS 87 (rigsby Ave.)
LocationIH 410 @ US 87
RouteInterstate 410
CountyBexar County
StateTexas
Coordinates29.39827, -98.38939
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 rating65 US tons
Inventory rating39 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length202 ft (61.6 m)
Longest span55 ft (16.8 m)
Deck width40 ft (12.3 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,724 (2017)
Projected traffic46,570 by 2033
Trucks16%
Lanes on structure2
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$736,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 410 SB over US 87 (rigsby Ave.) built?

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

What condition is IH 410 SB over US 87 (rigsby Ave.) 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 IH 410 SB over US 87 (rigsby Ave.) carry?

About 35,724 vehicles per day (2017 count), of which roughly 16% are trucks.

How long is IH 410 SB over US 87 (rigsby Ave.)?

The structure is 202 ft (61.6 m) long with a longest span of 55 ft (16.8 m) and a deck 40 ft wide.

Who owns IH 410 SB over US 87 (rigsby Ave.)?

It is owned by the State Highway Agency.