US Bridges

IH 35 SB over Mkt RR (removed)

Fair

Bexar County, Texas · 1.4 MI E of IH 37/US 281 · Structure no. 150150001710162

Built
1962
63 years old, rebuilt 2008
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
184 ft
3 main spans
Daily traffic
144,783
2022 count
Owner
State
State Highway Agency

About this bridge

IH 35 SB over Mkt RR (removed) is a steel continuous stringer/multi-beam or girder carrying IH 35 SB over Mkt RR (removed) in Bexar County, Texas. It was built in 1962 and reconstructed in 2008, so it is 63 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 144,783 vehicles a day, roughly 9% of them trucks, projected to reach 202,696 by 2042. The structure is 184 ft (56.1 m) long and 70 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIH 35 SB
CrossesMkt RR (removed)
Location1.4 MI E of IH 37/US 281
RouteInterstate 35
CountyBexar County
StateTexas
Coordinates29.43911, -98.45507
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length184 ft (56.1 m)
Longest span70 ft (21.3 m)
Deck width70 ft (21.3 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic144,783 (2022)
Projected traffic202,696 by 2042
Trucks9%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 35 SB over Mkt RR (removed) built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2008.

What condition is IH 35 SB over Mkt RR (removed) 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 35 SB over Mkt RR (removed) carry?

About 144,783 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is IH 35 SB over Mkt RR (removed)?

The structure is 184 ft (56.1 m) long with a longest span of 70 ft (21.3 m) and a deck 70 ft wide.

Who owns IH 35 SB over Mkt RR (removed)?

It is owned by the State Highway Agency.