US Bridges

FM 471 over San Geronimo Creek

Good

Medina County, Texas · 0.60 MI W of SH 211 · Structure no. 151630084902010

Built
1974
51 years old, rebuilt 1992
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
243 ft
6 main spans
Daily traffic
8,373
2023 count
Owner
State
State Highway Agency

About this bridge

FM 471 over San Geronimo Creek is a concrete stringer/multi-beam or girder carrying FM 471 over San Geronimo Creek in Medina County, Texas. It was built in 1974 and reconstructed in 1992, so it is 51 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 8,373 vehicles a day, roughly 32% of them trucks, projected to reach 11,722 by 2042. The structure is 243 ft (74.1 m) long and 46 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFM 471
CrossesSan Geronimo Creek
Location0.60 MI W of SH 211
RouteState Highway 471
StateTexas
Coordinates29.5215, -98.8152
Functional classRural Major Collector

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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length243 ft (74.1 m)
Longest span40 ft (12.2 m)
Deck width46 ft (14.1 m)
Roadway width45 ft (13.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,373 (2023)
Projected traffic11,722 by 2042
Trucks32%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 FM 471 over San Geronimo Creek built?

It was built in 1974, making it 51 years old in 2025. It was reconstructed in 1992.

What condition is FM 471 over San Geronimo 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 August 2024.

How much traffic does FM 471 over San Geronimo Creek carry?

About 8,373 vehicles per day (2023 count), of which roughly 32% are trucks.

How long is FM 471 over San Geronimo Creek?

The structure is 243 ft (74.1 m) long with a longest span of 40 ft (12.2 m) and a deck 46 ft wide.

Who owns FM 471 over San Geronimo Creek?

It is owned by the State Highway Agency.