US Bridges

SH 123 SB over UPRR

Good

Guadalupe County, Texas · 0.60 MI S of IH 10 · Structure no. 150950036602058

Built
1968
57 years old
Condition
Good
inspected August 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
190 ft
4 main spans
Daily traffic
8,358
2020 count
Owner
State
State Highway Agency

About this bridge

SH 123 SB over UPRR is a prestressed concrete stringer/multi-beam or girder carrying SH 123 SB over UPRR in Guadalupe County, Texas. It was built in 1968, so it is 57 years old, older 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 8,358 vehicles a day, roughly 12% of them trucks, projected to reach 11,780 by 2033. The structure is 190 ft (57.9 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 123 SB
CrossesUPRR
Location0.60 MI S of IH 10
RouteState Highway 123
StateTexas
Coordinates29.59104, -97.94662
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length190 ft (57.9 m)
Longest span55 ft (16.8 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,358 (2020)
Projected traffic11,780 by 2033
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 123 SB over UPRR built?

It was built in 1968, making it 57 years old in 2025.

What condition is SH 123 SB over 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 August 2022.

How much traffic does SH 123 SB over UPRR carry?

About 8,358 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is SH 123 SB over UPRR?

The structure is 190 ft (57.9 m) long with a longest span of 55 ft (16.8 m) and a deck 42 ft wide.

Who owns SH 123 SB over UPRR?

It is owned by the State Highway Agency.