US Bridges

CR 229 over Drainage

Good

Williamson County, Texas · 0.20 MI N of FM 487 · Structure no. 142460AA0195001

Built
2013
12 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
28 ft
3 main spans
Daily traffic
160
2010 count
Owner
County
County Highway Agency

About this bridge

CR 229 over Drainage is a concrete culvert carrying CR 229 over Drainage in Williamson County, Texas. It was built in 2013, so it is 12 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 160 vehicles a day, roughly 5% of them trucks, projected to reach 260 by 2030. The structure is 28 ft (8.5 m) long.

CarriesCR 229
CrossesDrainage
Location0.20 MI N of FM 487
RouteCounty Highway 195
StateTexas
Coordinates30.84675, -97.78621
Functional classUrban Local

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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length28 ft (8.5 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic160 (2010)
Projected traffic260 by 2030
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 229 over Drainage built?

It was built in 2013, making it 12 years old in 2025.

What condition is CR 229 over Drainage 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 October 2023.

How much traffic does CR 229 over Drainage carry?

About 160 vehicles per day (2010 count), of which roughly 5% are trucks.

How long is CR 229 over Drainage?

The structure is 28 ft (8.5 m) long with a longest span of 7 ft (2.1 m).

Who owns CR 229 over Drainage?

It is owned by the County Highway Agency.