US Bridges

CR 450 over Brushy Creek

Fair

Williamson County, Texas · 1.05 MI S of FM 112 · Structure no. 142460AA0375005

Built
1984
41 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
350 ft
4 main spans
Daily traffic
262
2020 count
Owner
County
County Highway Agency

About this bridge

CR 450 over Brushy Creek is a prestressed concrete stringer/multi-beam or girder carrying CR 450 over Brushy Creek in Williamson 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 262 vehicles a day, projected to reach 625 by 2030. The structure is 350 ft (106.7 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCR 450
CrossesBrushy Creek
Location1.05 MI S of FM 112
RouteCounty Highway 450
CountyWilliamson County
StateTexas
Coordinates30.53987, -97.29301
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
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 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 rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length350 ft (106.7 m)
Longest span95 ft (29 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic262 (2020)
Projected traffic625 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 450 over Brushy Creek built?

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

What condition is CR 450 over Brushy Creek 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 450 over Brushy Creek carry?

About 262 vehicles per day (2020 count).

How long is CR 450 over Brushy Creek?

The structure is 350 ft (106.7 m) long with a longest span of 95 ft (29 m) and a deck 30 ft wide.

Who owns CR 450 over Brushy Creek?

It is owned by the County Highway Agency.