US Bridges

IH 35 NB on Ramp over R.O.W. N of Durango Blvd

Fair

Bexar County, Texas · 0.60 MI N of SP 536 · Structure no. 150150001710346

Built
1991
34 years old
Condition
Fair
inspected May 2024
Type
Segmental Box Girder
Prestressed Concrete Continuous
Length
190 ft
2 main spans
Daily traffic
8,352
2023 count
Owner
State
State Highway Agency

About this bridge

IH 35 NB on Ramp over R.O.W. N of Durango Blvd is a prestressed concrete continuous segmental box girder carrying IH 35 NB on Ramp over R.O.W. N of Durango Blvd in Bexar County, Texas. It was built in 1991, so it is 34 years old, younger 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 8,352 vehicles a day, roughly 12% of them trucks, projected to reach 25,580 by 2033. The structure is 190 ft (57.9 m) long and 26 ft wide.

CarriesIH 35 NB on Ramp
CrossesR.O.W. N of Durango Blvd
Location0.60 MI N of SP 536
RouteInterstate 35
StateTexas
Coordinates29.42265, -98.50106
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 typeSegmental Box Girder
MaterialPrestressed Concrete Continuous
DeckOther
Main spans2
Design loadHS 20
Structure length190 ft (57.9 m)
Longest span100 ft (30.5 m)
Deck width26 ft (7.9 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,352 (2023)
Projected traffic25,580 by 2033
Trucks12%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed—
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkInterstate STRAHNET route

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 on Ramp over R.O.W. N of Durango Blvd built?

It was built in 1991, making it 34 years old in 2025.

What condition is IH 35 NB on Ramp over R.O.W. N of Durango Blvd 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 May 2024.

How much traffic does IH 35 NB on Ramp over R.O.W. N of Durango Blvd carry?

About 8,352 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is IH 35 NB on Ramp over R.O.W. N of Durango Blvd?

The structure is 190 ft (57.9 m) long with a longest span of 100 ft (30.5 m) and a deck 26 ft wide.

Who owns IH 35 NB on Ramp over R.O.W. N of Durango Blvd?

It is owned by the State Highway Agency.