US Bridges

RM 12 over Willow Springs Ck/Uprr

Good

Hays County, Texas · 0.20 MI NW of IH 35 · Structure no. 141060337901002

Built
2006
19 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,136 ft
11 main spans
Daily traffic
12,741
2018 count
Owner
State
State Highway Agency

About this bridge

RM 12 over Willow Springs Ck/Uprr is a prestressed concrete stringer/multi-beam or girder carrying RM 12 over Willow Springs Ck/Uprr in Hays County, Texas. It was built in 2006, so it is 19 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 12,741 vehicles a day, projected to reach 31,960 by 2031. The structure is 1,136 ft (346.3 m) long and 58 ft wide.

CarriesRM 12
CrossesWillow Springs Ck/Uprr
Location0.20 MI NW of IH 35
RouteState Highway 12
StateTexas
Coordinates29.86005, -97.95662
Functional classUrban Other Principal Arterial

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 protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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, cast-in-place
Main spans11
Design loadHS 20
Structure length1,136 ft (346.3 m)
Longest span105 ft (32 m)
Deck width58 ft (17.7 m)
Roadway width55 ft (16.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,741 (2018)
Projected traffic31,960 by 2031
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 RM 12 over Willow Springs Ck/Uprr built?

It was built in 2006, making it 19 years old in 2025.

What condition is RM 12 over Willow Springs Ck/Uprr 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 2024.

How much traffic does RM 12 over Willow Springs Ck/Uprr carry?

About 12,741 vehicles per day (2018 count).

How long is RM 12 over Willow Springs Ck/Uprr?

The structure is 1,136 ft (346.3 m) long with a longest span of 105 ft (32 m) and a deck 58 ft wide.

Who owns RM 12 over Willow Springs Ck/Uprr?

It is owned by the State Highway Agency.