US Bridges

FM 1131 over Drainage Ditch

Good

Orange County, Texas · 2.15 MI W of FM 105 · Structure no. 201810078404003

Built
1951
74 years old, rebuilt 1990
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
29 ft
3 main spans
Daily traffic
3,457
2022 count
Owner
State
State Highway Agency

About this bridge

FM 1131 over Drainage Ditch is a concrete culvert carrying FM 1131 over Drainage Ditch in Orange County, Texas. It was built in 1951 and reconstructed in 1990, so it is 74 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 3,457 vehicles a day, roughly 5% of them trucks, projected to reach 4,130 by 2033. The structure is 29 ft (8.8 m) long and 79 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFM 1131
CrossesDrainage Ditch
Location2.15 MI W of FM 105
RouteState Highway 1131
StateTexas
Coordinates30.192, -94.05571
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length29 ft (8.8 m)
Longest span9 ft (2.7 m)
Deck width79 ft (24.1 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,457 (2022)
Projected traffic4,130 by 2033
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 1131 over Drainage Ditch built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1990.

What condition is FM 1131 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 2024.

How much traffic does FM 1131 over Drainage Ditch carry?

About 3,457 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is FM 1131 over Drainage Ditch?

The structure is 29 ft (8.8 m) long with a longest span of 9 ft (2.7 m) and a deck 79 ft wide.

Who owns FM 1131 over Drainage Ditch?

It is owned by the State Highway Agency.