US Bridges

County Road 2 over Animas River

Fair

San Juan County, Colorado · 7.7 MI NE of Silverton · Structure no. SJN02-05.8A

Built
1992
33 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
92 ft
2 main spans
Daily traffic
178
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 2 over Animas River is a steel continuous stringer/multi-beam or girder carrying County Road 2 over Animas River in San Juan 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 178 vehicles a day, roughly 2% of them trucks, projected to reach 185 by 2042. The structure is 92 ft (28.1 m) long and 29 ft wide. If it were closed, the detour would be 100 mi (161 km).

Location

Open in Google Maps
CarriesCounty Road 2
CrossesAnimas River
Location7.7 MI NE of Silverton
RouteCounty Highway 0
CountySan Juan County
StateColorado
Coordinates37.87983, -107.56586
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
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating92.5 US tons
Inventory rating55.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length92 ft (28.1 m)
Longest span44 ft (13.4 m)
Deck width29 ft (8.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic178 (2022)
Projected traffic185 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 County Road 2 over Animas River built?

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

What condition is County Road 2 over Animas River 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 June 2024.

How much traffic does County Road 2 over Animas River carry?

About 178 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is County Road 2 over Animas River?

The structure is 92 ft (28.1 m) long with a longest span of 44 ft (13.4 m) and a deck 29 ft wide.

Who owns County Road 2 over Animas River?

It is owned by the County Highway Agency.