US Bridges

Elk Avenue over Coal Creek

Fair

Gunnison County, Colorado · In City of Crested Butte · Structure no. CR.BUTTE-ELK

Built
1980
45 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
20 ft
2 main spans
Daily traffic
1,034
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Elk Avenue over Coal Creek is a concrete culvert carrying Elk Avenue over Coal Creek in Gunnison 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 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 1,034 vehicles a day, roughly 2% of them trucks, projected to reach 1,199 by 2042. The structure is 20 ft (6.1 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesElk Avenue
CrossesCoal Creek
LocationIn City of Crested Butte
RouteCity Street 0
Coordinates38.86969, -106.98775
Functional classRural Minor 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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length20 ft (6.1 m)
Longest span10 ft (2.9 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,034 (2022)
Projected traffic1,199 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Elk Avenue over Coal Creek built?

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

What condition is Elk Avenue over Coal Creek 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 Elk Avenue over Coal Creek carry?

About 1,034 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Elk Avenue over Coal Creek?

The structure is 20 ft (6.1 m) long with a longest span of 10 ft (2.9 m) and a deck 42 ft wide.

Who owns Elk Avenue over Coal Creek?

It is owned by the Town or Township Highway Agency.