US Bridges

IH 35 NB Off Ramp over IH 35 NB on Ramp

Good

Bexar County, Texas · 0.73 MI So of SH 218 · Structure no. 150150001607157

Built
1984
41 years old
Condition
Good
inspected May 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
82 ft
1 main span
Daily traffic
470
2013 count
Owner
State
State Highway Agency

About this bridge

IH 35 NB Off Ramp over IH 35 NB on Ramp is a prestressed concrete stringer/multi-beam or girder carrying IH 35 NB Off Ramp over IH 35 NB on Ramp in Bexar County, Texas. It was built in 1984, so it is 41 years old, younger 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 470 vehicles a day, roughly 13% of them trucks, projected to reach 660 by 2033. The structure is 82 ft (25 m) long and 26 ft wide.

CarriesIH 35 NB Off Ramp
CrossesIH 35 NB on Ramp
Location0.73 MI So of SH 218
RouteInterstate 35
StateTexas
Coordinates29.55595, -98.34661
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2022
Inspection intervalevery 48 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 alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length82 ft (25 m)
Longest span82 ft (25 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic470 (2013)
Projected traffic660 by 2033
Trucks13%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 35 NB Off Ramp over IH 35 NB on Ramp built?

It was built in 1984, making it 41 years old in 2025.

What condition is IH 35 NB Off Ramp over IH 35 NB on Ramp 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 May 2022.

How much traffic does IH 35 NB Off Ramp over IH 35 NB on Ramp carry?

About 470 vehicles per day (2013 count), of which roughly 13% are trucks.

How long is IH 35 NB Off Ramp over IH 35 NB on Ramp?

The structure is 82 ft (25 m) long with a longest span of 82 ft (25 m) and a deck 26 ft wide.

Who owns IH 35 NB Off Ramp over IH 35 NB on Ramp?

It is owned by the State Highway Agency.