US Bridges

CR 381 over Side Road Ditch

Fair

Williamson County, Texas · 0.01 MI W of CR 300 · Structure no. 142460AA0254001

Built
1988
37 years old, rebuilt 2002
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
27 ft
3 main spans
Daily traffic
200
2010 count
Owner
County
County Highway Agency

About this bridge

CR 381 over Side Road Ditch is a concrete culvert carrying CR 381 over Side Road Ditch in Williamson County, Texas. It was built in 1988 and reconstructed in 2002, so it is 37 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 200 vehicles a day, projected to reach 300 by 2030. The structure is 27 ft (8.2 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCR 381
CrossesSide Road Ditch
Location0.01 MI W of CR 300
RouteCounty Highway 324
CountyWilliamson County
StateTexas
Coordinates30.73411, -97.46566
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than 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 typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span8 ft (2.4 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2010)
Projected traffic300 by 2030
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 381 over Side Road Ditch built?

It was built in 1988, making it 37 years old in 2025. It was reconstructed in 2002.

What condition is CR 381 over Side Road 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 November 2023.

How much traffic does CR 381 over Side Road Ditch carry?

About 200 vehicles per day (2010 count).

How long is CR 381 over Side Road Ditch?

The structure is 27 ft (8.2 m) long with a longest span of 8 ft (2.4 m) and a deck 34 ft wide.

Who owns CR 381 over Side Road Ditch?

It is owned by the County Highway Agency.