US Bridges

Chambers Road over Happy Canyon Creek | Hap

Fair

Douglas County, Colorado · 0.2 MI SE of Compark Boul · Structure no. PAR CHAMBR-0.15

Built
2002
23 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
109 ft
1 main span
Daily traffic
13,246
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Chambers Road over Happy Canyon Creek | Hap is a prestressed concrete stringer/multi-beam or girder carrying Chambers Road over Happy Canyon Creek | Hap in Douglas County, Colorado. It was built in 2002, so it is 23 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 13,246 vehicles a day, roughly 4% of them trucks, projected to reach 17,749 by 2041. The structure is 109 ft (33.1 m) long and 80 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesChambers Road
CrossesHappy Canyon Creek | Hap
Location0.2 MI SE of Compark Boul
RouteCity Street 0
Coordinates39.56068, -104.80854
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
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 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 rating110.1 US tons
Inventory rating61.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length109 ft (33.1 m)
Longest span100 ft (30.5 m)
Deck width80 ft (24.5 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,246 (2021)
Projected traffic17,749 by 2041
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 Chambers Road over Happy Canyon Creek | Hap built?

It was built in 2002, making it 23 years old in 2025.

What condition is Chambers Road over Happy Canyon Creek | Hap 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 February 2025.

How much traffic does Chambers Road over Happy Canyon Creek | Hap carry?

About 13,246 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Chambers Road over Happy Canyon Creek | Hap?

The structure is 109 ft (33.1 m) long with a longest span of 100 ft (30.5 m) and a deck 80 ft wide.

Who owns Chambers Road over Happy Canyon Creek | Hap?

It is owned by the Town or Township Highway Agency.