US Bridges

US 87 over Willow Creek Relief

Good

Sterling County, Texas · 13.0 MI SE Glasscock C/L · Structure no. 072160006903090

Built
1962
63 years old, rebuilt 1997
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
83 ft
8 main spans
Daily traffic
2,752
2022 count
Owner
State
State Highway Agency

About this bridge

US 87 over Willow Creek Relief is a concrete culvert carrying US 87 over Willow Creek Relief in Sterling County, Texas. It was built in 1962 and reconstructed in 1997, so it is 63 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 2,752 vehicles a day, roughly 23% of them trucks, projected to reach 3,853 by 2042. The structure is 83 ft (25.3 m) long and 123 ft wide.

CarriesUS 87
CrossesWillow Creek Relief
Location13.0 MI SE Glasscock C/L
RouteU.S. Route 87
StateTexas
Coordinates31.89502, -101.07845
Functional classRural Principal Arterial - Other

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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable 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 spans8
Design loadHS 20
Structure length83 ft (25.3 m)
Longest span10 ft (3 m)
Deck width123 ft (37.6 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,752 (2022)
Projected traffic3,853 by 2042
Trucks23%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
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 US 87 over Willow Creek Relief built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1997.

What condition is US 87 over Willow Creek Relief 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 May 2024.

How much traffic does US 87 over Willow Creek Relief carry?

About 2,752 vehicles per day (2022 count), of which roughly 23% are trucks.

How long is US 87 over Willow Creek Relief?

The structure is 83 ft (25.3 m) long with a longest span of 10 ft (3 m) and a deck 123 ft wide.

Who owns US 87 over Willow Creek Relief?

It is owned by the State Highway Agency.