US Bridges

IH 35 Ml over River Ridge Parkway

Good

Hays County, Texas · 0.5 MI S of Blanco River · Structure no. 141060001602226

Built
2004
21 years old
Condition
Good
inspected September 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
225 ft
3 main spans
Daily traffic
107,121
2020 count
Owner
State
State Highway Agency

About this bridge

IH 35 Ml over River Ridge Parkway is a prestressed concrete stringer/multi-beam or girder carrying IH 35 Ml over River Ridge Parkway in Hays County, Texas. It was built in 2004, so it is 21 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 107,121 vehicles a day, roughly 19% of them trucks, projected to reach 129,190 by 2032. The structure is 225 ft (68.6 m) long and 116 ft wide.

CarriesIH 35 Ml
CrossesRiver Ridge Parkway
Location0.5 MI S of Blanco River
RouteInterstate 35
StateTexas
Coordinates29.90485, -97.90217
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.
Last inspectionSeptember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: 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, cast-in-place
Main spans3
Design loadHS 20
Structure length225 ft (68.6 m)
Longest span85 ft (25.9 m)
Deck width116 ft (35.4 m)
Roadway width112 ft (34.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic107,121 (2020)
Projected traffic129,190 by 2032
Trucks19%
Lanes on structure6
Traffic directionTwo-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 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 Ml over River Ridge Parkway built?

It was built in 2004, making it 21 years old in 2025.

What condition is IH 35 Ml over River Ridge Parkway 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 September 2022.

How much traffic does IH 35 Ml over River Ridge Parkway carry?

About 107,121 vehicles per day (2020 count), of which roughly 19% are trucks.

How long is IH 35 Ml over River Ridge Parkway?

The structure is 225 ft (68.6 m) long with a longest span of 85 ft (25.9 m) and a deck 116 ft wide.

Who owns IH 35 Ml over River Ridge Parkway?

It is owned by the State Highway Agency.