US Bridges

FM 800 over Drainage Ditch

Good

Cameron County, Texas · 0.7 MI W of FM 1479 · Structure no. 210310113602013

Built
2003
22 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
65 ft
1 main span
Daily traffic
1,408
2024 count
Owner
State
State Highway Agency

About this bridge

FM 800 over Drainage Ditch is a prestressed concrete stringer/multi-beam or girder carrying FM 800 over Drainage Ditch in Cameron County, Texas. It was built in 2003, so it is 22 years old, younger 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 1,408 vehicles a day, roughly 18% of them trucks, projected to reach 3,040 by 2035. The structure is 65 ft (19.8 m) long and 46 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesFM 800
CrossesDrainage Ditch
Location0.7 MI W of FM 1479
RouteState Highway 800
StateTexas
Coordinates26.11887, -97.74287
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length65 ft (19.8 m)
Longest span65 ft (19.8 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,408 (2024)
Projected traffic3,040 by 2035
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 FM 800 over Drainage Ditch built?

It was built in 2003, making it 22 years old in 2025.

What condition is FM 800 over Drainage Ditch 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 March 2023.

How much traffic does FM 800 over Drainage Ditch carry?

About 1,408 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is FM 800 over Drainage Ditch?

The structure is 65 ft (19.8 m) long with a longest span of 65 ft (19.8 m) and a deck 46 ft wide.

Who owns FM 800 over Drainage Ditch?

It is owned by the State Highway Agency.