US Bridges

Kumpfmiller Drive over Bear Creek Tributary

Fair

Jefferson County, Colorado · 1.80 MI East of Entrance · Structure no. LKWD-01-1.80-02

Built
1986
39 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
22 ft
3 main spans
Daily traffic
217
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Kumpfmiller Drive over Bear Creek Tributary is a concrete culvert carrying Kumpfmiller Drive over Bear Creek Tributary in Jefferson County, Colorado. It was built in 1986, so it is 39 years old, younger 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 217 vehicles a day, projected to reach 249 by 2041. The structure is 22 ft (6.6 m) long and 49 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesKumpfmiller Drive
CrossesBear Creek Tributary
Location1.80 MI East of Entrance
RouteCity Street 0
CountyJefferson County
StateColorado
Coordinates39.65687, -105.14394
Functional classUrban 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 spans3
Design loadUnknown
Structure length22 ft (6.6 m)
Longest span6 ft (1.8 m)
Deck width49 ft (14.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic217 (2021)
Projected traffic249 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 Kumpfmiller Drive over Bear Creek Tributary built?

It was built in 1986, making it 39 years old in 2025.

What condition is Kumpfmiller Drive over Bear Creek Tributary 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 April 2023.

How much traffic does Kumpfmiller Drive over Bear Creek Tributary carry?

About 217 vehicles per day (2021 count).

How long is Kumpfmiller Drive over Bear Creek Tributary?

The structure is 22 ft (6.6 m) long with a longest span of 6 ft (1.8 m) and a deck 49 ft wide.

Who owns Kumpfmiller Drive over Bear Creek Tributary?

It is owned by the City or Municipal Highway Agency.