US Bridges

CR 451 over Little Dry Brushy CR Trb

Good

Williamson County, Texas · 1.29 MI E of FM 619 · Structure no. 142460AA0365002

Built
2001
24 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
27 ft
3 main spans
Daily traffic
150
2010 count
Owner
County
County Highway Agency

About this bridge

CR 451 over Little Dry Brushy CR Trb is a concrete culvert carrying CR 451 over Little Dry Brushy CR Trb in Williamson County, Texas. It was built in 2001, so it is 24 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 150 vehicles a day, projected to reach 240 by 2030. The structure is 27 ft (8.2 m) long and 30 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCR 451
CrossesLittle Dry Brushy CR Trb
Location1.29 MI E of FM 619
RouteCounty Highway 451
StateTexas
Coordinates30.51629, -97.30924
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
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 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 typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span8 ft (2.4 m)
Deck width30 ft (9.1 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2010)
Projected traffic240 by 2030
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 451 over Little Dry Brushy CR Trb built?

It was built in 2001, making it 24 years old in 2025.

What condition is CR 451 over Little Dry Brushy CR Trb 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 November 2023.

How much traffic does CR 451 over Little Dry Brushy CR Trb carry?

About 150 vehicles per day (2010 count).

How long is CR 451 over Little Dry Brushy CR Trb?

The structure is 27 ft (8.2 m) long with a longest span of 8 ft (2.4 m) and a deck 30 ft wide.

Who owns CR 451 over Little Dry Brushy CR Trb?

It is owned by the County Highway Agency.