US Bridges

SH 46 over Guadalupe River

Good

Guadalupe County, Texas · 2.35 MI S of IH 10 · Structure no. 150950021602033

Built
1979
46 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
370 ft
4 main spans
Daily traffic
8,005
2020 count
Owner
State
State Highway Agency

About this bridge

SH 46 over Guadalupe River is a prestressed concrete stringer/multi-beam or girder carrying SH 46 over Guadalupe River in Guadalupe County, Texas. It was built in 1979, so it is 46 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 8,005 vehicles a day, roughly 12% of them trucks, projected to reach 10,060 by 2033. The structure is 370 ft (112.8 m) long and 46 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSH 46
CrossesGuadalupe River
Location2.35 MI S of IH 10
RouteState Highway 46
StateTexas
Coordinates29.55056, -97.9905
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4 (+1 approach)
Design loadHS 20
Structure length370 ft (112.8 m)
Longest span80 ft (24.4 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,005 (2020)
Projected traffic10,060 by 2033
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 46 over Guadalupe River built?

It was built in 1979, making it 46 years old in 2025.

What condition is SH 46 over Guadalupe River 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 July 2024.

How much traffic does SH 46 over Guadalupe River carry?

About 8,005 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is SH 46 over Guadalupe River?

The structure is 370 ft (112.8 m) long with a longest span of 80 ft (24.4 m) and a deck 46 ft wide.

Who owns SH 46 over Guadalupe River?

It is owned by the State Highway Agency.