US Bridges

WB Waterton Road over Willow Creek

Good

Douglas County, Colorado · 0.6 E of N Rampart Range · Structure no. DOUWTRTN-02.3WB

Built
2024
1 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
243 ft
3 main spans
Daily traffic
1,000
2021 count
Owner
County
County Highway Agency

About this bridge

WB Waterton Road over Willow Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying WB Waterton Road over Willow Creek in Douglas County, Colorado. It was built in 2024, so it is 1 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,000 vehicles a day, projected to reach 1,527 by 2041. The structure is 243 ft (74 m) long and 49 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWB Waterton Road
CrossesWillow Creek
Location0.6 E of N Rampart Range
RouteCounty Highway 0
Coordinates39.48265, -105.06238
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.4 US tons
Inventory rating31.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length243 ft (74 m)
Longest span92 ft (28 m)
Deck width49 ft (14.8 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2021)
Projected traffic1,527 by 2041
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was WB Waterton Road over Willow Creek built?

It was built in 2024, making it 1 years old in 2025.

What condition is WB Waterton Road over Willow Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2025.

How much traffic does WB Waterton Road over Willow Creek carry?

About 1,000 vehicles per day (2021 count).

How long is WB Waterton Road over Willow Creek?

The structure is 243 ft (74 m) long with a longest span of 92 ft (28 m) and a deck 49 ft wide.

Who owns WB Waterton Road over Willow Creek?

It is owned by the County Highway Agency.