US Bridges

Waterton Road over Local Drainage

Good

Douglas County, Colorado · 1.2 MI W of US 85 · Structure no. DOU16A-01.18

Built
2020
5 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
124 ft
1 main span
Daily traffic
474
2021 count
Owner
County
County Highway Agency

About this bridge

Waterton Road over Local Drainage is a prestressed concrete stringer/multi-beam or girder carrying Waterton Road over Local Drainage in Douglas County, Colorado. It was built in 2020, so it is 5 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 474 vehicles a day, projected to reach 635 by 2041. The structure is 124 ft (37.9 m) long and 43 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesWaterton Road
CrossesLocal Drainage
Location1.2 MI W of US 85
RouteCounty Highway 0
Coordinates39.46717, -105.00923
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo 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 evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating13.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length124 ft (37.9 m)
Longest span119 ft (36.4 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic474 (2021)
Projected traffic635 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Waterton Road over Local Drainage built?

It was built in 2020, making it 5 years old in 2025.

What condition is Waterton Road over Local Drainage 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 Waterton Road over Local Drainage carry?

About 474 vehicles per day (2021 count).

How long is Waterton Road over Local Drainage?

The structure is 124 ft (37.9 m) long with a longest span of 119 ft (36.4 m) and a deck 43 ft wide.

Who owns Waterton Road over Local Drainage?

It is owned by the County Highway Agency.