US Bridges

Sunflower RD over N Main Drainage Ditch

Fair

Hidalgo County, Texas · 0.85 MI S of Mile 20 N RD · Structure no. 211090AA0288001

Built
1986
39 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
93 ft
3 main spans
Daily traffic
387
2024 count
Owner
County
County Highway Agency

About this bridge

Sunflower RD over N Main Drainage Ditch is a concrete stringer/multi-beam or girder carrying Sunflower RD over N Main Drainage Ditch in Hidalgo County, Texas. It was built in 1986, so it is 39 years old, younger 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 387 vehicles a day, roughly 2% of them trucks, projected to reach 310 by 2030. The structure is 93 ft (28.3 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSunflower RD
CrossesN Main Drainage Ditch
Location0.85 MI S of Mile 20 N RD
RouteCounty Highway 0
StateTexas
Coordinates26.33818, -98.04048
Functional classRural Local

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length93 ft (28.3 m)
Longest span30 ft (9.1 m)
Deck width28 ft (8.4 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic387 (2024)
Projected traffic310 by 2030
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sunflower RD over N Main Drainage Ditch built?

It was built in 1986, making it 39 years old in 2025.

What condition is Sunflower RD over N Main Drainage Ditch 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 May 2024.

How much traffic does Sunflower RD over N Main Drainage Ditch carry?

About 387 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Sunflower RD over N Main Drainage Ditch?

The structure is 93 ft (28.3 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns Sunflower RD over N Main Drainage Ditch?

It is owned by the County Highway Agency.