US Bridges

IH 35 SB Ml over Schwab Road

Good

Comal County, Texas · 3.4 MI N of Guadalupe C/L · Structure no. 150460001605138

Built
1965
60 years old, rebuilt 1996
Condition
Good
inspected June 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
121 ft
3 main spans
Daily traffic
58,940
2019 count
Owner
State
State Highway Agency

About this bridge

IH 35 SB Ml over Schwab Road is a prestressed concrete stringer/multi-beam or girder carrying IH 35 SB Ml over Schwab Road in Comal County, Texas. It was built in 1965 and reconstructed in 1996, so it is 60 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 58,940 vehicles a day, roughly 15% of them trucks, projected to reach 75,490 by 2033. The structure is 121 ft (36.9 m) long and 62 ft wide.

CarriesIH 35 SB Ml
CrossesSchwab Road
Location3.4 MI N of Guadalupe C/L
RouteInterstate 35
StateTexas
Coordinates29.63989, -98.2119
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating41 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length121 ft (36.9 m)
Longest span40 ft (12.2 m)
Deck width62 ft (18.9 m)
Roadway width59 ft (18.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic58,940 (2019)
Projected traffic75,490 by 2033
Trucks15%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 Ml over Schwab Road built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1996.

What condition is IH 35 SB Ml over Schwab Road in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2022.

How much traffic does IH 35 SB Ml over Schwab Road carry?

About 58,940 vehicles per day (2019 count), of which roughly 15% are trucks.

How long is IH 35 SB Ml over Schwab Road?

The structure is 121 ft (36.9 m) long with a longest span of 40 ft (12.2 m) and a deck 62 ft wide.

Who owns IH 35 SB Ml over Schwab Road?

It is owned by the State Highway Agency.