US Bridges

Solar Road over Montrose and Delta Canal

Fair

Montrose County, Colorado · 1 M W of US 550 · Structure no. 085062B00.8022A

Built
1992
33 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
43 ft
1 main span
Daily traffic
436
2022 count
Owner
County
County Highway Agency

About this bridge

Solar Road over Montrose and Delta Canal is a steel stringer/multi-beam or girder carrying Solar Road over Montrose and Delta Canal in Montrose County, Colorado. It was built in 1992, so it is 33 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 436 vehicles a day, roughly 2% of them trucks, projected to reach 506 by 2042. The structure is 43 ft (13 m) long and 29 ft wide. If it were closed, the detour would be 100 mi (161 km).

CarriesSolar Road
CrossesMontrose and Delta Canal
Location1 M W of US 550
RouteCounty Highway 0
Coordinates38.40659, -107.85894
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.4 US tons
Inventory rating29.7 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length43 ft (13 m)
Longest span40 ft (12.1 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic436 (2022)
Projected traffic506 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 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 Solar Road over Montrose and Delta Canal built?

It was built in 1992, making it 33 years old in 2025.

What condition is Solar Road over Montrose and Delta Canal in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2023.

How much traffic does Solar Road over Montrose and Delta Canal carry?

About 436 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Solar Road over Montrose and Delta Canal?

The structure is 43 ft (13 m) long with a longest span of 40 ft (12.1 m) and a deck 29 ft wide.

Who owns Solar Road over Montrose and Delta Canal?

It is owned by the County Highway Agency.