US Bridges

SH 123 NB over RM12;FM3407;WNR Wrld DR

Good

Hays County, Texas · 1.1 MI SE of IH 35 · Structure no. 141060036601193

Built
2016
9 years old
Condition
Good
inspected September 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
350 ft
3 main spans
Daily traffic
5,277
2015 count
Owner
State
State Highway Agency

About this bridge

SH 123 NB over RM12;FM3407;WNR Wrld DR is a prestressed concrete stringer/multi-beam or girder carrying SH 123 NB over RM12;FM3407;WNR Wrld DR in Hays County, Texas. It was built in 2016, so it is 9 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 5,277 vehicles a day, roughly 11% of them trucks, projected to reach 23,900 by 2032. The structure is 350 ft (106.7 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 123 NB
CrossesRM12;FM3407;WNR Wrld DR
Location1.1 MI SE of IH 35
RouteState Highway 123
StateTexas
Coordinates29.84588, -97.94081
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.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable 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

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length350 ft (106.7 m)
Longest span118 ft (36 m)
Deck width37 ft (11.3 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,277 (2015)
Projected traffic23,900 by 2032
Trucks11%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 123 NB over RM12;FM3407;WNR Wrld DR built?

It was built in 2016, making it 9 years old in 2025.

What condition is SH 123 NB over RM12;FM3407;WNR Wrld DR 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 SH 123 NB over RM12;FM3407;WNR Wrld DR carry?

About 5,277 vehicles per day (2015 count), of which roughly 11% are trucks.

How long is SH 123 NB over RM12;FM3407;WNR Wrld DR?

The structure is 350 ft (106.7 m) long with a longest span of 118 ft (36 m) and a deck 37 ft wide.

Who owns SH 123 NB over RM12;FM3407;WNR Wrld DR?

It is owned by the State Highway Agency.