US Bridges

FM 3089 over Drainage Ditch

Fair

San Patricio County, Texas · 5.80 MI W of US 181 · Structure no. 162050111805008

Built
1971
54 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
22 ft
4 main spans
Daily traffic
144
2022 count
Owner
State
State Highway Agency

About this bridge

FM 3089 over Drainage Ditch is a concrete culvert carrying FM 3089 over Drainage Ditch in San Patricio County, Texas. It was built in 1971, so it is 54 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 144 vehicles a day, roughly 18% of them trucks, projected to reach 202 by 2042. The structure is 22 ft (6.7 m) long and 37 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesFM 3089
CrossesDrainage Ditch
Location5.80 MI W of US 181
RouteState Highway 3089
CountySan Patricio County
StateTexas
Coordinates28.10141, -97.65038
Functional classRural Minor 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy7: Better than 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 length22 ft (6.7 m)
Longest span5 ft (1.5 m)
Deck width37 ft (11.4 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic144 (2022)
Projected traffic202 by 2042
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 3089 over Drainage Ditch built?

It was built in 1971, making it 54 years old in 2025.

What condition is FM 3089 over 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 March 2024.

How much traffic does FM 3089 over Drainage Ditch carry?

About 144 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is FM 3089 over Drainage Ditch?

The structure is 22 ft (6.7 m) long with a longest span of 5 ft (1.5 m) and a deck 37 ft wide.

Who owns FM 3089 over Drainage Ditch?

It is owned by the State Highway Agency.