US Bridges

Linden Avenue over Purgatoire River

Good

Las Animas County, Colorado · .1 MI W of E. Elm ST · Structure no. TP-18-AA

Built
1989
36 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
226 ft
2 main spans
Daily traffic
856
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Linden Avenue over Purgatoire River is a prestressed concrete continuous stringer/multi-beam or girder carrying Linden Avenue over Purgatoire River in Las Animas County, Colorado. It was built in 1989, so it is 36 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 856 vehicles a day, roughly 5% of them trucks, projected to reach 1,053 by 2042. The structure is 226 ft (68.9 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLinden Avenue
CrossesPurgatoire River
Location.1 MI W of E. Elm ST
RouteCity Street 0
Coordinates37.17293, -104.49908
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 alignment8: Equal to present desirable criteria
Operating rating62.4 US tons
Inventory rating31.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length226 ft (68.9 m)
Longest span109 ft (33.3 m)
Deck width37 ft (11.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic856 (2022)
Projected traffic1,053 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Linden Avenue over Purgatoire River built?

It was built in 1989, making it 36 years old in 2025.

What condition is Linden Avenue over Purgatoire River 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 June 2023.

How much traffic does Linden Avenue over Purgatoire River carry?

About 856 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Linden Avenue over Purgatoire River?

The structure is 226 ft (68.9 m) long with a longest span of 109 ft (33.3 m) and a deck 37 ft wide.

Who owns Linden Avenue over Purgatoire River?

It is owned by the City or Municipal Highway Agency.