US Bridges

County RD 63.1 over Apishapa River

Fair

Las Animas County, Colorado · .5 MI SE of Main ST · Structure no. LA63.1-28-28-30

Built
1948
77 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
141 ft
3 main spans
Daily traffic
683
2022 count
Owner
County
County Highway Agency

About this bridge

County RD 63.1 over Apishapa River is a steel stringer/multi-beam or girder carrying County RD 63.1 over Apishapa River in Las Animas County, Colorado. It was built in 1948, so it is 77 years old, older 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 5 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 683 vehicles a day, roughly 2% of them trucks, projected to reach 840 by 2042. The structure is 141 ft (43 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCounty RD 63.1
CrossesApishapa River
Location.5 MI SE of Main ST
RouteCounty Highway 0
CountyLas Animas County
StateColorado
Coordinates37.40032, -104.64192
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating33.2 US tons
Inventory rating20 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length141 ft (43 m)
Longest span44 ft (13.3 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic683 (2022)
Projected traffic840 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 63.1 over Apishapa River built?

It was built in 1948, making it 77 years old in 2025.

What condition is County RD 63.1 over Apishapa 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 May 2023.

How much traffic does County RD 63.1 over Apishapa River carry?

About 683 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is County RD 63.1 over Apishapa River?

The structure is 141 ft (43 m) long with a longest span of 44 ft (13.3 m) and a deck 34 ft wide.

Who owns County RD 63.1 over Apishapa River?

It is owned by the County Highway Agency.