US Bridges

SH 12 over Drainage Ditch

Fair

Orange County, Texas · 1.90 MI NE of FM 1132 · Structure no. 201810049903016

Built
1948
77 years old, rebuilt 1971
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
29 ft
3 main spans
Daily traffic
9,221
2022 count
Owner
State
State Highway Agency

About this bridge

SH 12 over Drainage Ditch is a concrete culvert carrying SH 12 over Drainage Ditch in Orange County, Texas. It was built in 1948 and reconstructed in 1971, so it is 77 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 9,221 vehicles a day, roughly 7% of them trucks, projected to reach 9,960 by 2033. The structure is 29 ft (8.8 m) long and 85 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesSH 12
CrossesDrainage Ditch
Location1.90 MI NE of FM 1132
RouteState Highway 12
CountyOrange County
StateTexas
Coordinates30.16404, -93.95076
Functional classUrban Other Principal Arterial

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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to 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 spans3
Design loadH 15
Structure length29 ft (8.8 m)
Longest span6 ft (1.8 m)
Deck width85 ft (26 m)
Roadway width54 ft (16.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,221 (2022)
Projected traffic9,960 by 2033
Trucks7%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 SH 12 over Drainage Ditch built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 1971.

What condition is SH 12 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 SH 12 over Drainage Ditch carry?

About 9,221 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SH 12 over Drainage Ditch?

The structure is 29 ft (8.8 m) long with a longest span of 6 ft (1.8 m) and a deck 85 ft wide.

Who owns SH 12 over Drainage Ditch?

It is owned by the State Highway Agency.