US Bridges

Buffalo Park Road over Cub Creek

Fair

Jefferson County, Colorado · Just East of CR 73 · Structure no. B-18-13

Built
1979
46 years old
Condition
Fair
inspected March 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
1,089
2021 count
Owner
County
County Highway Agency

About this bridge

Buffalo Park Road over Cub Creek is a steel stringer/multi-beam or girder carrying Buffalo Park Road over Cub Creek in Jefferson County, Colorado. It was built in 1979, so it is 46 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 1,089 vehicles a day, roughly 2% of them trucks, projected to reach 1,252 by 2041. The structure is 31 ft (9.3 m) long and 64 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesBuffalo Park Road
CrossesCub Creek
LocationJust East of CR 73
RouteCounty Highway 0
CountyJefferson County
StateColorado
Coordinates39.62524, -105.32457
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
Deck7 GoodSome minor problems.
Superstructure9 ExcellentNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.5 US tons
Inventory rating42.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length31 ft (9.3 m)
Longest span28 ft (8.4 m)
Deck width64 ft (19.4 m)
Roadway width54 ft (16.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,089 (2021)
Projected traffic1,252 by 2041
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed98.8 mi (159 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 Buffalo Park Road over Cub Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is Buffalo Park Road over Cub 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 March 2025.

How much traffic does Buffalo Park Road over Cub Creek carry?

About 1,089 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Buffalo Park Road over Cub Creek?

The structure is 31 ft (9.3 m) long with a longest span of 28 ft (8.4 m) and a deck 64 ft wide.

Who owns Buffalo Park Road over Cub Creek?

It is owned by the County Highway Agency.