US Bridges

County Road 59 over Crow Creek

Good

Weld County, Colorado · 0.3 MI N of CO RD 64 · Structure no. WEL059.0_064.0A

Built
2005
20 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
805
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 59 over Crow Creek is a steel stringer/multi-beam or girder carrying County Road 59 over Crow Creek in Weld County, Colorado. It was built in 2005, so it is 20 years old, younger than the Colorado average of 42.2 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 805 vehicles a day, roughly 30% of them trucks, projected to reach 1,143 by 2043. The structure is 40 ft (12.3 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Road 59
CrossesCrow Creek
Location0.3 MI N of CO RD 64
RouteCounty Highway 0
Coordinates40.4542, -104.50788
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37.1 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length40 ft (12.3 m)
Longest span37 ft (11.3 m)
Deck width36 ft (11 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic805 (2023)
Projected traffic1,143 by 2043
Trucks30%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 County Road 59 over Crow Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is County Road 59 over Crow 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 June 2024.

How much traffic does County Road 59 over Crow Creek carry?

About 805 vehicles per day (2023 count), of which roughly 30% are trucks.

How long is County Road 59 over Crow Creek?

The structure is 40 ft (12.3 m) long with a longest span of 37 ft (11.3 m) and a deck 36 ft wide.

Who owns County Road 59 over Crow Creek?

It is owned by the County Highway Agency.