US Bridges

FM 2644 over Irrigation Canal

Fair

Maverick County, Texas · 0.4 MI E of FM 1021 · Structure no. 221590263601001

Built
1966
59 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
30 ft
1 main span
Daily traffic
664
2018 count
Owner
State
State Highway Agency

About this bridge

FM 2644 over Irrigation Canal is a concrete stringer/multi-beam or girder carrying FM 2644 over Irrigation Canal in Maverick County, Texas. It was built in 1966, so it is 59 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 664 vehicles a day, roughly 8% of them trucks, projected to reach 2,010 by 2033. The structure is 30 ft (9.1 m) long and 31 ft wide. If it were closed, the detour would be 28 mi (45 km).

Location

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CarriesFM 2644
CrossesIrrigation Canal
Location0.4 MI E of FM 1021
RouteState Highway 2644
CountyMaverick County
StateTexas
Coordinates28.50708, -100.30403
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 rating68 US tons
Inventory rating41 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic664 (2018)
Projected traffic2,010 by 2033
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 2644 over Irrigation Canal built?

It was built in 1966, making it 59 years old in 2025.

What condition is FM 2644 over Irrigation Canal 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 October 2023.

How much traffic does FM 2644 over Irrigation Canal carry?

About 664 vehicles per day (2018 count), of which roughly 8% are trucks.

How long is FM 2644 over Irrigation Canal?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m) and a deck 31 ft wide.

Who owns FM 2644 over Irrigation Canal?

It is owned by the State Highway Agency.