US Bridges

Big Cimarron RD over Cimarron Ditch

Good

Montrose County, Colorado · 8.6 MI S SH 50 · Structure no. 085000112.1026A

Built
2020
5 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
192
2022 count
Owner
County
County Highway Agency

About this bridge

Big Cimarron RD over Cimarron Ditch is a concrete culvert carrying Big Cimarron RD over Cimarron Ditch in Montrose County, Colorado. It was built in 2020, so it is 5 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 192 vehicles a day, projected to reach 223 by 2042. The structure is 27 ft (8.3 m) long and 54 ft wide. If it were closed, the detour would be 55.3 mi (89 km).

CarriesBig Cimarron RD
CrossesCimarron Ditch
Location8.6 MI S SH 50
RouteCounty Highway 0
Coordinates38.32844, -107.58273
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
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 alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating46.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length27 ft (8.3 m)
Longest span27 ft (8.3 m)
Deck width54 ft (16.4 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic192 (2022)
Projected traffic223 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed55.3 mi (89 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Big Cimarron RD over Cimarron Ditch built?

It was built in 2020, making it 5 years old in 2025.

What condition is Big Cimarron RD over Cimarron Ditch 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 September 2023.

How much traffic does Big Cimarron RD over Cimarron Ditch carry?

About 192 vehicles per day (2022 count).

How long is Big Cimarron RD over Cimarron Ditch?

The structure is 27 ft (8.3 m) long with a longest span of 27 ft (8.3 m) and a deck 54 ft wide.

Who owns Big Cimarron RD over Cimarron Ditch?

It is owned by the County Highway Agency.