US Bridges

Bus 123 over Guadalupe River

Fair

Guadalupe County, Texas · 1.30 MI S of US 90A · Structure no. 150950036612024

Built
1938
87 years old, rebuilt 1982
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
925 ft
2 main spans
Daily traffic
8,535
2023 count
Owner
State
State Highway Agency

About this bridge

Bus 123 over Guadalupe River is a prestressed concrete stringer/multi-beam or girder carrying Bus 123 over Guadalupe River in Guadalupe County, Texas. It was built in 1938 and reconstructed in 1982, so it is 87 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 8,535 vehicles a day, roughly 19% of them trucks, projected to reach 11,410 by 2033. The structure is 925 ft (281.9 m) long and 64 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesBus 123
CrossesGuadalupe River
Location1.30 MI S of US 90A
RouteState Highway 123
StateTexas
Coordinates29.55169, -97.96929
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+13 approach)
Design loadH 15
Structure length925 ft (281.9 m)
Longest span126 ft (38.4 m)
Deck width64 ft (19.5 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,535 (2023)
Projected traffic11,410 by 2033
Trucks19%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$111,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Bus 123 over Guadalupe River built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1982.

What condition is Bus 123 over Guadalupe River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Bus 123 over Guadalupe River carry?

About 8,535 vehicles per day (2023 count), of which roughly 19% are trucks.

How long is Bus 123 over Guadalupe River?

The structure is 925 ft (281.9 m) long with a longest span of 126 ft (38.4 m) and a deck 64 ft wide.

Who owns Bus 123 over Guadalupe River?

It is owned by the State Highway Agency.