US Bridges

FM 140 over Hondo Slough

Fair

Frio County, Texas · 5.00 MI SE of US 57 · Structure no. 150830074804009

Built
1951
74 years old, rebuilt 1991
Condition
Fair
inspected July 2024
Type
Slab
Concrete
Length
125 ft
5 main spans
Daily traffic
1,146
2020 count
Owner
State
State Highway Agency

About this bridge

FM 140 over Hondo Slough is a concrete slab carrying FM 140 over Hondo Slough in Frio County, Texas. It was built in 1951 and reconstructed in 1991, so it is 74 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 1,146 vehicles a day, roughly 16% of them trucks, projected to reach 1,280 by 2033. The structure is 125 ft (38.1 m) long and 32 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

Location

Open in Google Maps
CarriesFM 140
CrossesHondo Slough
Location5.00 MI SE of US 57
RouteState Highway 140
CountyFrio County
StateTexas
Coordinates28.93679, -99.17494
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating28 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadOther
Structure length125 ft (38.1 m)
Longest span25 ft (7.6 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,146 (2020)
Projected traffic1,280 by 2033
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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$360,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 140 over Hondo Slough built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1991.

What condition is FM 140 over Hondo Slough 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 July 2024.

How much traffic does FM 140 over Hondo Slough carry?

About 1,146 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is FM 140 over Hondo Slough?

The structure is 125 ft (38.1 m) long with a longest span of 25 ft (7.6 m) and a deck 32 ft wide.

Who owns FM 140 over Hondo Slough?

It is owned by the State Highway Agency.