US Bridges

CR 392 over Drainage Ditch

FairPosted for load

Brazoria County, Texas · 0.30 MI SW of CR 184 · Structure no. 120200AA0773001

Built
1987
38 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
40 ft
3 main spans
Daily traffic
650
2011 count
Owner
County
County Highway Agency

About this bridge

CR 392 over Drainage Ditch is a wood or timber stringer/multi-beam or girder carrying CR 392 over Drainage Ditch in Brazoria County, Texas. It was built in 1987, so it is 38 years old, younger 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 650 vehicles a day, roughly 1% of them trucks, projected to reach 850 by 2031. The structure is 40 ft (12.2 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCR 392
CrossesDrainage Ditch
Location0.30 MI SW of CR 184
RouteCounty Highway 392
CountyBrazoria County
StateTexas
Coordinates29.39166, -95.32141
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32 US tons
Inventory rating23 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span13 ft (4 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2011)
Projected traffic850 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$3,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 392 over Drainage Ditch built?

It was built in 1987, making it 38 years old in 2025.

What condition is CR 392 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 December 2023.

How much traffic does CR 392 over Drainage Ditch carry?

About 650 vehicles per day (2011 count), of which roughly 1% are trucks.

How long is CR 392 over Drainage Ditch?

The structure is 40 ft (12.2 m) long with a longest span of 13 ft (4 m) and a deck 29 ft wide.

Who owns CR 392 over Drainage Ditch?

It is owned by the County Highway Agency.