US Bridges

IH 410 Conn F over IH 35 Ml

Fair

Bexar County, Texas · 3.95 MI S of FM 1976 · Structure no. 150150001710320

Built
1964
61 years old, rebuilt 2010
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
262 ft
4 main spans
Daily traffic
125,425
2022 count
Owner
State
State Highway Agency

About this bridge

IH 410 Conn F over IH 35 Ml is a steel continuous stringer/multi-beam or girder carrying IH 410 Conn F over IH 35 Ml in Bexar County, Texas. It was built in 1964 and reconstructed in 2010, 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 125,425 vehicles a day, roughly 10% of them trucks, projected to reach 175,595 by 2042. The structure is 262 ft (79.9 m) long and 41 ft wide.

CarriesIH 410 Conn F
CrossesIH 35 Ml
Location3.95 MI S of FM 1976
RouteInterstate 410
StateTexas
Coordinates29.45552, -98.41365
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length262 ft (79.9 m)
Longest span74 ft (22.6 m)
Deck width41 ft (12.4 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125,425 (2022)
Projected traffic175,595 by 2042
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 410 Conn F over IH 35 Ml built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2010.

What condition is IH 410 Conn F over IH 35 Ml 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 Conn F over IH 35 Ml carry?

About 125,425 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is IH 410 Conn F over IH 35 Ml?

The structure is 262 ft (79.9 m) long with a longest span of 74 ft (22.6 m) and a deck 41 ft wide.

Who owns IH 410 Conn F over IH 35 Ml?

It is owned by the State Highway Agency.