US Bridges

IH 35 SB over Medio Creek

Fair

Bexar County, Texas · 1.75 MI S of IH 410 · Structure no. 150150001702100

Built
1955
70 years old, rebuilt 1974
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
202 ft
4 main spans
Daily traffic
53,013
2022 count
Owner
State
State Highway Agency

About this bridge

IH 35 SB over Medio Creek is a steel continuous stringer/multi-beam or girder carrying IH 35 SB over Medio Creek in Bexar County, Texas. It was built in 1955 and reconstructed in 1974, so it is 70 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 53,013 vehicles a day, roughly 29% of them trucks, projected to reach 74,218 by 2042. The structure is 202 ft (61.6 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIH 35 SB
CrossesMedio Creek
Location1.75 MI S of IH 410
RouteInterstate 35
CountyBexar County
StateTexas
Coordinates29.299, -98.62992
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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating33 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 width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53,013 (2022)
Projected traffic74,218 by 2042
Trucks29%
Lanes on structure2
Traffic directionOne-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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 35 SB over Medio Creek built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1974.

What condition is IH 35 SB over Medio Creek 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 May 2024.

How much traffic does IH 35 SB over Medio Creek carry?

About 53,013 vehicles per day (2022 count), of which roughly 29% are trucks.

How long is IH 35 SB over Medio Creek?

The structure is 202 ft (61.6 m) long with a longest span of 55 ft (16.8 m) and a deck 42 ft wide.

Who owns IH 35 SB over Medio Creek?

It is owned by the State Highway Agency.