US Bridges

IH 35 NB Ext Rmp over IH 35 NB Entrance Ramp

Good

Bexar County, Texas · 0.1 MI NE of Lp 1604 · Structure no. 150150001607441

Built
2014
11 years old
Condition
Good
inspected May 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
500 ft
4 main spans
Daily traffic
17,500
2014 count
Owner
State
State Highway Agency

About this bridge

IH 35 NB Ext Rmp over IH 35 NB Entrance Ramp is a prestressed concrete stringer/multi-beam or girder carrying IH 35 NB Ext Rmp over IH 35 NB Entrance Ramp in Bexar County, Texas. It was built in 2014, so it is 11 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 17,500 vehicles a day, roughly 9% of them trucks, projected to reach 28,000 by 2034. The structure is 500 ft (152.4 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesIH 35 NB Ext Rmp
CrossesIH 35 NB Entrance Ramp
Location0.1 MI NE of Lp 1604
RouteInterstate 35
CountyBexar County
StateTexas
Coordinates29.56936, -98.33112
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadHL 93
Structure length500 ft (152.4 m)
Longest span125 ft (38.1 m)
Deck width26 ft (7.9 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,500 (2014)
Projected traffic28,000 by 2034
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
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 Ext Rmp over IH 35 NB Entrance Ramp built?

It was built in 2014, making it 11 years old in 2025.

What condition is IH 35 NB Ext Rmp over IH 35 NB Entrance 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 Ext Rmp over IH 35 NB Entrance Ramp carry?

About 17,500 vehicles per day (2014 count), of which roughly 9% are trucks.

How long is IH 35 NB Ext Rmp over IH 35 NB Entrance Ramp?

The structure is 500 ft (152.4 m) long with a longest span of 125 ft (38.1 m) and a deck 26 ft wide.

Who owns IH 35 NB Ext Rmp over IH 35 NB Entrance Ramp?

It is owned by the State Highway Agency.