US Bridges

FM 1055 over Frio Draw

Good

Castro County, Texas · 6.0 MI N of FM 2397 · Structure no. 050350129108001

Built
1961
64 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
42 ft
4 main spans
Daily traffic
900
2013 count
Owner
State
State Highway Agency

About this bridge

FM 1055 over Frio Draw is a concrete culvert carrying FM 1055 over Frio Draw in Castro County, Texas. It was built in 1961, so it is 64 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 900 vehicles a day, roughly 23% of them trucks, projected to reach 1,260 by 2033. The structure is 42 ft (12.8 m) long and 37 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesFM 1055
CrossesFrio Draw
Location6.0 MI N of FM 2397
RouteState Highway 1055
StateTexas
Coordinates34.73247, -102.40671
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: 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
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span10 ft (3 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2013)
Projected traffic1,260 by 2033
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 1055 over Frio Draw built?

It was built in 1961, making it 64 years old in 2025.

What condition is FM 1055 over Frio Draw 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 2023.

How much traffic does FM 1055 over Frio Draw carry?

About 900 vehicles per day (2013 count), of which roughly 23% are trucks.

How long is FM 1055 over Frio Draw?

The structure is 42 ft (12.8 m) long with a longest span of 10 ft (3 m) and a deck 37 ft wide.

Who owns FM 1055 over Frio Draw?

It is owned by the State Highway Agency.