US Bridges

US 87 over Colibro Creek

Good

Wilson County, Texas · 2.40 MI W of FM 1346 · Structure no. 152470014303060

Built
1956
69 years old, rebuilt 2001
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
66 ft
6 main spans
Daily traffic
13,369
2022 count
Owner
State
State Highway Agency

About this bridge

US 87 over Colibro Creek is a concrete culvert carrying US 87 over Colibro Creek in Wilson County, Texas. It was built in 1956 and reconstructed in 2001, so it is 69 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 13,369 vehicles a day, roughly 11% of them trucks, projected to reach 19,251 by 2042. The structure is 66 ft (20.1 m) long and 86 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesUS 87
CrossesColibro Creek
Location2.40 MI W of FM 1346
RouteU.S. Route 87
CountyWilson County
StateTexas
Coordinates29.3582, -98.1743
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 inspectionJuly 2024
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 spans6
Design loadHS 20
Structure length66 ft (20.1 m)
Longest span10 ft (3 m)
Deck width86 ft (26.3 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,369 (2022)
Projected traffic19,251 by 2042
Trucks11%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$517,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 87 over Colibro Creek built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2001.

What condition is US 87 over Colibro Creek 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 July 2024.

How much traffic does US 87 over Colibro Creek carry?

About 13,369 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is US 87 over Colibro Creek?

The structure is 66 ft (20.1 m) long with a longest span of 10 ft (3 m) and a deck 86 ft wide.

Who owns US 87 over Colibro Creek?

It is owned by the State Highway Agency.