US Bridges

SP 326 over Yellow House Draw

Good

Lubbock County, Texas · 0.8 MI N of US 82 · Structure no. 051520006707034

Built
1955
70 years old, rebuilt 1988
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
6,160
2020 count
Owner
State
State Highway Agency

About this bridge

SP 326 over Yellow House Draw is a concrete culvert carrying SP 326 over Yellow House Draw in Lubbock County, Texas. It was built in 1955 and reconstructed in 1988, so it is 70 years old, older 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 6,160 vehicles a day, roughly 7% of them trucks, projected to reach 8,090 by 2033. The structure is 33 ft (10.1 m) long and 110 ft wide.

Location

Open in Google Maps
CarriesSP 326
CrossesYellow House Draw
Location0.8 MI N of US 82
RouteState Highway 326
CountyLubbock County
StateTexas
Coordinates33.60358, -101.85266
Functional classUrban Other Principal Arterial

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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length33 ft (10.1 m)
Longest span10 ft (3 m)
Deck width110 ft (33.6 m)
Roadway width107 ft (32.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,160 (2020)
Projected traffic8,090 by 2033
Trucks7%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SP 326 over Yellow House Draw built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1988.

What condition is SP 326 over Yellow House Draw 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 SP 326 over Yellow House Draw carry?

About 6,160 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is SP 326 over Yellow House Draw?

The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m) and a deck 110 ft wide.

Who owns SP 326 over Yellow House Draw?

It is owned by the State Highway Agency.