US Bridges

RM 150 over IH 35 Ml

Good

Hays County, Texas · 2.0 MI S of FM 1626 · Structure no. 141060001602113

Built
2007
18 years old
Condition
Good
inspected August 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
230 ft
2 main spans
Daily traffic
20,639
2023 count
Owner
State
State Highway Agency

About this bridge

RM 150 over IH 35 Ml is a prestressed concrete stringer/multi-beam or girder carrying RM 150 over IH 35 Ml in Hays County, Texas. It was built in 2007, so it is 18 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 20,639 vehicles a day, roughly 9% of them trucks, projected to reach 9,700 by 2031. The structure is 230 ft (70.1 m) long and 84 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesRM 150
CrossesIH 35 Ml
Location2.0 MI S of FM 1626
RouteState Highway 150
StateTexas
Coordinates29.98809, -97.8728
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length230 ft (70.1 m)
Longest span115 ft (35.1 m)
Deck width84 ft (25.6 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,639 (2023)
Projected traffic9,700 by 2031
Trucks9%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 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 RM 150 over IH 35 Ml built?

It was built in 2007, making it 18 years old in 2025.

What condition is RM 150 over IH 35 Ml 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 August 2022.

How much traffic does RM 150 over IH 35 Ml carry?

About 20,639 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is RM 150 over IH 35 Ml?

The structure is 230 ft (70.1 m) long with a longest span of 115 ft (35.1 m) and a deck 84 ft wide.

Who owns RM 150 over IH 35 Ml?

It is owned by the State Highway Agency.