US Bridges

CR 23 over Drainage Ditch

Fair

Brazoria County, Texas · 0.60 MI E of SH 36 · Structure no. 120200AA0155002

Built
1984
41 years old
Condition
Fair
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
350
2017 count
Owner
County
County Highway Agency

About this bridge

CR 23 over Drainage Ditch is a prestressed concrete box beam or girders - multiple carrying CR 23 over Drainage Ditch in Brazoria County, Texas. It was built in 1984, so it is 41 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 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 350 vehicles a day, projected to reach 440 by 2037. The structure is 60 ft (18.3 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCR 23
CrossesDrainage Ditch
Location0.60 MI E of SH 36
RouteCounty Highway 23
CountyBrazoria County
StateTexas
Coordinates29.21731, -95.68324
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length60 ft (18.3 m)
Longest span60 ft (18.3 m)
Deck width32 ft (9.9 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2017)
Projected traffic440 by 2037
Trucks0%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 23 over Drainage Ditch built?

It was built in 1984, making it 41 years old in 2025.

What condition is CR 23 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 23 over Drainage Ditch carry?

About 350 vehicles per day (2017 count).

How long is CR 23 over Drainage Ditch?

The structure is 60 ft (18.3 m) long with a longest span of 60 ft (18.3 m) and a deck 32 ft wide.

Who owns CR 23 over Drainage Ditch?

It is owned by the County Highway Agency.