US Bridges

FM 187 over Sabinal River

Good

Bandera County, Texas · 3.9 MI N of FM 337 · Structure no. 150100067802007

Built
1967
58 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
31 ft
2 main spans
Daily traffic
187
2020 count
Owner
State
State Highway Agency

About this bridge

FM 187 over Sabinal River is a concrete culvert carrying FM 187 over Sabinal River in Bandera County, Texas. It was built in 1967, so it is 58 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 187 vehicles a day, roughly 18% of them trucks, projected to reach 110 by 2033. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 24.9 mi (40 km).

CarriesFM 187
CrossesSabinal River
Location3.9 MI N of FM 337
RouteState Highway 187
StateTexas
Coordinates29.80628, -99.56933
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic187 (2020)
Projected traffic110 by 2033
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 187 over Sabinal River built?

It was built in 1967, making it 58 years old in 2025.

What condition is FM 187 over Sabinal 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 May 2024.

How much traffic does FM 187 over Sabinal River carry?

About 187 vehicles per day (2020 count), of which roughly 18% are trucks.

How long is FM 187 over Sabinal River?

The structure is 31 ft (9.4 m) long with a longest span of 10 ft (3 m).

Who owns FM 187 over Sabinal River?

It is owned by the State Highway Agency.