US Bridges

County RD 42.0 over Feeder Ditch

Poor

Las Animas County, Colorado · Just East of CR 79 · Structure no. LA42-40-21-58

Built
1980
45 years old
Condition
Poor
inspected June 2023
Type
Girder and Floorbeam System
Steel Continuous
Length
32 ft
2 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

County RD 42.0 over Feeder Ditch is a steel continuous girder and floorbeam system carrying County RD 42.0 over Feeder Ditch in Las Animas County, Colorado. It was built in 1980, so it is 45 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 100 vehicles a day, roughly 2% of them trucks, projected to reach 123 by 2042. The structure is 32 ft (9.9 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCounty RD 42.0
CrossesFeeder Ditch
LocationJust East of CR 79
RouteCounty Highway 0
Coordinates37.2928, -104.43015
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating30 US tons
Inventory rating17.9 US tons

Structure

MaterialSteel Continuous
DeckAluminum
Main spans2
Design loadUnknown
Structure length32 ft (9.9 m)
Longest span18 ft (5.5 m)
Deck width32 ft (9.9 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic123 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 RD 42.0 over Feeder Ditch built?

It was built in 1980, making it 45 years old in 2025.

What condition is County RD 42.0 over Feeder Ditch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2023.

How much traffic does County RD 42.0 over Feeder Ditch carry?

About 100 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is County RD 42.0 over Feeder Ditch?

The structure is 32 ft (9.9 m) long with a longest span of 18 ft (5.5 m) and a deck 32 ft wide.

Who owns County RD 42.0 over Feeder Ditch?

It is owned by the County Highway Agency.