US Bridges

US 50 Ml over Squaw Creek

Good

Montrose County, Colorado · East of Cimarron · Structure no. K-06-C

Built
1955
70 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
4,300
2020 count
Owner
State
State Highway Agency

About this bridge

US 50 Ml over Squaw Creek is a concrete culvert carrying US 50 Ml over Squaw Creek in Montrose County, Colorado. It was built in 1955, so it is 70 years old, older 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 4,300 vehicles a day, roughly 11% of them trucks, projected to reach 4,515 by 2040. The structure is 24 ft (7.4 m) long and 80 ft wide. If it were closed, the detour would be 62.1 mi (100 km).

CarriesUS 50 Ml
CrossesSquaw Creek
LocationEast of Cimarron
RouteU.S. Route 50A
Coordinates38.44256, -107.55741
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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating101.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.4 m)
Longest span11 ft (3.4 m)
Deck width80 ft (24.4 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,300 (2020)
Projected traffic4,515 by 2040
Trucks11%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.1 mi (100 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 50 Ml over Squaw Creek built?

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

What condition is US 50 Ml over Squaw 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 April 2024.

How much traffic does US 50 Ml over Squaw Creek carry?

About 4,300 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is US 50 Ml over Squaw Creek?

The structure is 24 ft (7.4 m) long with a longest span of 11 ft (3.4 m) and a deck 80 ft wide.

Who owns US 50 Ml over Squaw Creek?

It is owned by the State Highway Agency.