US Bridges

Old Choc Byu RD over Detention Ditch

Good

Brazoria County, Texas · 0.80 MI N of Bailey Ave · Structure no. 120200AA0564004

Built
1985
40 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
3,729
2016 count
Owner
County
County Highway Agency

About this bridge

Old Choc Byu RD over Detention Ditch is a prestressed concrete box beam or girders - multiple carrying Old Choc Byu RD over Detention Ditch in Brazoria County, Texas. It was built in 1985, so it is 40 years old, younger 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 3,729 vehicles a day, roughly 1% of them trucks, projected to reach 2,000 by 2031. The structure is 64 ft (19.5 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesOld Choc Byu RD
CrossesDetention Ditch
Location0.80 MI N of Bailey Ave
RouteCounty Highway 89
StateTexas
Coordinates29.5415, -95.34747
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length64 ft (19.5 m)
Longest span62 ft (18.9 m)
Deck width28 ft (8.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,729 (2016)
Projected traffic2,000 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$4,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Choc Byu RD over Detention Ditch built?

It was built in 1985, making it 40 years old in 2025.

What condition is Old Choc Byu RD over Detention 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 August 2023.

How much traffic does Old Choc Byu RD over Detention Ditch carry?

About 3,729 vehicles per day (2016 count), of which roughly 1% are trucks.

How long is Old Choc Byu RD over Detention Ditch?

The structure is 64 ft (19.5 m) long with a longest span of 62 ft (18.9 m) and a deck 28 ft wide.

Who owns Old Choc Byu RD over Detention Ditch?

It is owned by the County Highway Agency.