US Bridges

IH 37 SB Conn 6 over IH 35 SB Conn 7 Etc

Fair

Bexar County, Texas · IH 35 & IH 37 Interchange · Structure no. 150150001710301

Built
1972
53 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,253 ft
8 main spans
Daily traffic
9,580
2022 count
Owner
State
State Highway Agency

About this bridge

IH 37 SB Conn 6 over IH 35 SB Conn 7 Etc is a steel continuous stringer/multi-beam or girder carrying IH 37 SB Conn 6 over IH 35 SB Conn 7 Etc in Bexar County, Texas. It was built in 1972, so it is 53 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 9,580 vehicles a day, roughly 5% of them trucks, projected to reach 111,570 by 2031. The structure is 1,253 ft (381.9 m) long and 26 ft wide.

CarriesIH 37 SB Conn 6
CrossesIH 35 SB Conn 7 Etc
LocationIH 35 & IH 37 Interchange
RouteU.S. Route 37
StateTexas
Coordinates29.43813, -98.47519
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 evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8 (+9 approach)
Design loadHS 20
Structure length1,253 ft (381.9 m)
Longest span97 ft (29.6 m)
Deck width26 ft (7.8 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deck16 ft (4.8 m)

Traffic and service

Average daily traffic9,580 (2022)
Projected traffic111,570 by 2031
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
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 37 SB Conn 6 over IH 35 SB Conn 7 Etc built?

It was built in 1972, making it 53 years old in 2025.

What condition is IH 37 SB Conn 6 over IH 35 SB Conn 7 Etc 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 37 SB Conn 6 over IH 35 SB Conn 7 Etc carry?

About 9,580 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is IH 37 SB Conn 6 over IH 35 SB Conn 7 Etc?

The structure is 1,253 ft (381.9 m) long with a longest span of 97 ft (29.6 m) and a deck 26 ft wide.

Who owns IH 37 SB Conn 6 over IH 35 SB Conn 7 Etc?

It is owned by the State Highway Agency.