US Bridges

County Road 6 over Arkansas River

Fair

Fremont County, Colorado · At Coaldale · Structure no. FRCO 305-COALDL

Built
1910
115 years old, rebuilt 1960
Condition
Fair
inspected February 2025
Type
Truss - Thru
Steel
Length
162 ft
1 main span
Daily traffic
—
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 6 over Arkansas River is a steel truss - thru carrying County Road 6 over Arkansas River in Fremont County, Colorado. It was built in 1910 and reconstructed in 1960, so it is 115 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.

No traffic count is recorded. The structure is 162 ft (49.3 m) long and 12 ft wide. If it were closed, the detour would be 100 mi (161 km).

Location

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CarriesCounty Road 6
CrossesArkansas River
LocationAt Coaldale
RouteCounty Highway 0
CountyFremont County
StateColorado
Coordinates38.3682, -105.75148
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
Deck9 ExcellentNo problems noted.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionFebruary 2025
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating58.2 US tons
Inventory rating34.9 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckCorrugated steel
Main spans1 (+2 approach)
Design loadUnknown
Structure length162 ft (49.3 m)
Longest span109 ft (33.3 m)
Deck width12 ft (3.7 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deck18 ft (5.5 m)

Traffic and service

Average daily traffic—
Projected traffic—
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 6 over Arkansas River built?

It was built in 1910, making it 115 years old in 2025. It was reconstructed in 1960.

What condition is County Road 6 over Arkansas 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 February 2025.

How much traffic does County Road 6 over Arkansas River carry?

No traffic count is recorded for this structure.

How long is County Road 6 over Arkansas River?

The structure is 162 ft (49.3 m) long with a longest span of 109 ft (33.3 m) and a deck 12 ft wide.

Who owns County Road 6 over Arkansas River?

It is owned by the County Highway Agency.