US Bridges

Falcon RD over Ironstone Canal

Fair

Montrose County, Colorado · .5 MI E of CR 5825 · Structure no. 085002600.4064A

Built
1983
42 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
64
2022 count
Owner
County
County Highway Agency

About this bridge

Falcon RD over Ironstone Canal is a steel stringer/multi-beam or girder carrying Falcon RD over Ironstone Canal in Montrose County, Colorado. It was built in 1983, so it is 42 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 64 vehicles a day, projected to reach 75 by 2042. The structure is 31 ft (9.3 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFalcon RD
CrossesIronstone Canal
Location.5 MI E of CR 5825
RouteCounty Highway 0
Coordinates38.59081, -107.99369
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating39.4 US tons
Inventory rating23.5 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length31 ft (9.3 m)
Longest span29 ft (8.7 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic64 (2022)
Projected traffic75 by 2042
Trucks0%
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 Falcon RD over Ironstone Canal built?

It was built in 1983, making it 42 years old in 2025.

What condition is Falcon RD over Ironstone 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 Falcon RD over Ironstone Canal carry?

About 64 vehicles per day (2022 count).

How long is Falcon RD over Ironstone Canal?

The structure is 31 ft (9.3 m) long with a longest span of 29 ft (8.7 m) and a deck 24 ft wide.

Who owns Falcon RD over Ironstone Canal?

It is owned by the County Highway Agency.