US Bridges

SH 121/RASOR Blvd over White Rock Creek

Fair

Collin County, Texas · 1.10 Miles NE of SH 289 · Structure no. 180430036404188

Built
2004
21 years old, rebuilt 2008
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
30 ft
3 main spans
Daily traffic
163
2011 count
Owner
City
City or Municipal Highway Agency

About this bridge

SH 121/RASOR Blvd over White Rock Creek is a concrete culvert carrying SH 121/RASOR Blvd over White Rock Creek in Collin County, Texas. It was built in 2004 and reconstructed in 2008, so it is 21 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 163 vehicles a day, roughly 3% of them trucks, projected to reach 1 by 1900. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSH 121/RASOR Blvd
CrossesWhite Rock Creek
Location1.10 Miles NE of SH 289
RouteCity Street 0
CountyCollin County
StateTexas
Coordinates33.1047, -96.78854
Functional classRural Principal Arterial - Interstate

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic163 (2011)
Projected traffic1 by 1900
Trucks3%
Lanes on structure15
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 SH 121/RASOR Blvd over White Rock Creek built?

It was built in 2004, making it 21 years old in 2025. It was reconstructed in 2008.

What condition is SH 121/RASOR Blvd over White Rock 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 August 2023.

How much traffic does SH 121/RASOR Blvd over White Rock Creek carry?

About 163 vehicles per day (2011 count), of which roughly 3% are trucks.

How long is SH 121/RASOR Blvd over White Rock Creek?

The structure is 30 ft (9.1 m) long with a longest span of 8 ft (2.4 m).

Who owns SH 121/RASOR Blvd over White Rock Creek?

It is owned by the City or Municipal Highway Agency.