US Bridges

FM 665 over Drainage Ditch

Good

Nueces County, Texas · 5.65 MI E of US 77 · Structure no. 161780105202031

Built
1958
67 years old, rebuilt 1981
Condition
Good
inspected July 2024
Type
Slab
Concrete
Length
50 ft
2 main spans
Daily traffic
5,412
2022 count
Owner
State
State Highway Agency

About this bridge

FM 665 over Drainage Ditch is a concrete slab carrying FM 665 over Drainage Ditch in Nueces County, Texas. It was built in 1958 and reconstructed in 1981, so it is 67 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 5,412 vehicles a day, roughly 8% of them trucks, projected to reach 7,520 by 2033. The structure is 50 ft (15.2 m) long and 44 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesFM 665
CrossesDrainage Ditch
Location5.65 MI E of US 77
RouteState Highway 665
StateTexas
Coordinates27.67224, -97.66018
Functional classRural Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating55 US tons
Inventory rating33 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length50 ft (15.2 m)
Longest span25 ft (7.6 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,412 (2022)
Projected traffic7,520 by 2033
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 665 over Drainage Ditch built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1981.

What condition is FM 665 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 July 2024.

How much traffic does FM 665 over Drainage Ditch carry?

About 5,412 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is FM 665 over Drainage Ditch?

The structure is 50 ft (15.2 m) long with a longest span of 25 ft (7.6 m) and a deck 44 ft wide.

Who owns FM 665 over Drainage Ditch?

It is owned by the State Highway Agency.