US Bridges

SH 173 over Trib of Bandera Creek

Good

Bandera County, Texas · 1.9 MI SE of FM 2828 · Structure no. 150100042106031

Built
1963
62 years old, rebuilt 1990
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
80 ft
2 main spans
Daily traffic
6,349
2020 count
Owner
State
State Highway Agency

About this bridge

SH 173 over Trib of Bandera Creek is a concrete stringer/multi-beam or girder carrying SH 173 over Trib of Bandera Creek in Bandera County, Texas. It was built in 1963 and reconstructed in 1990, so it is 62 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 6,349 vehicles a day, roughly 8% of them trucks, projected to reach 5,260 by 2033. The structure is 80 ft (24.4 m) long and 42 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSH 173
CrossesTrib of Bandera Creek
Location1.9 MI SE of FM 2828
RouteState Highway 173
StateTexas
Coordinates29.82867, -99.09852
Functional classRural Principal Arterial - Other

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 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 rating66 US tons
Inventory rating40 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length80 ft (24.4 m)
Longest span40 ft (12.2 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,349 (2020)
Projected traffic5,260 by 2033
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 173 over Trib of Bandera Creek built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1990.

What condition is SH 173 over Trib of Bandera Creek 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 May 2024.

How much traffic does SH 173 over Trib of Bandera Creek carry?

About 6,349 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is SH 173 over Trib of Bandera Creek?

The structure is 80 ft (24.4 m) long with a longest span of 40 ft (12.2 m) and a deck 42 ft wide.

Who owns SH 173 over Trib of Bandera Creek?

It is owned by the State Highway Agency.