US Bridges

IH 35 Nbml over Medina River

Good

Bexar County, Texas · 2.50 MI S of IH 410 · Structure no. 150150001702388

Built
2014
11 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
688 ft
5 main spans
Daily traffic
53,013
2022 count
Owner
State
State Highway Agency

About this bridge

IH 35 Nbml over Medina River is a prestressed concrete stringer/multi-beam or girder carrying IH 35 Nbml over Medina River 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 53,013 vehicles a day, roughly 28% of them trucks, projected to reach 74,218 by 2042. The structure is 688 ft (209.7 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 35 Nbml
CrossesMedina River
Location2.50 MI S of IH 410
RouteInterstate 35
StateTexas
Coordinates29.29251, -98.63857
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans5
Design loadHL 93
Structure length688 ft (209.7 m)
Longest span147 ft (44.8 m)
Deck width71 ft (21.6 m)
Roadway width68 ft (20.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53,013 (2022)
Projected traffic74,218 by 2042
Trucks28%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 35 Nbml over Medina River built?

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

What condition is IH 35 Nbml over Medina River 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 2024.

How much traffic does IH 35 Nbml over Medina River carry?

About 53,013 vehicles per day (2022 count), of which roughly 28% are trucks.

How long is IH 35 Nbml over Medina River?

The structure is 688 ft (209.7 m) long with a longest span of 147 ft (44.8 m) and a deck 71 ft wide.

Who owns IH 35 Nbml over Medina River?

It is owned by the State Highway Agency.