US Bridges

Crystal Valley Par over Sellars Gulch

Fair

Douglas County, Colorado · 0.1 MI W of Lake Gulch RD · Structure no. DOU32A-00.44A

Built
1999
26 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
150 ft
4 main spans
Daily traffic
5,296
2021 count
Owner
County
County Highway Agency

About this bridge

Crystal Valley Par over Sellars Gulch is a wood or timber stringer/multi-beam or girder carrying Crystal Valley Par over Sellars Gulch in Douglas County, Colorado. It was built in 1999, so it is 26 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 5,296 vehicles a day, roughly 9% of them trucks, projected to reach 7,097 by 2041. The structure is 150 ft (45.8 m) long and 38 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCrystal Valley Par
CrossesSellars Gulch
Location0.1 MI W of Lake Gulch RD
RouteCounty Highway 0
Coordinates39.33927, -104.8302
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 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 rating39.9 US tons
Inventory rating29.8 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans4
Design loadUnknown
Structure length150 ft (45.8 m)
Longest span36 ft (11 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,296 (2021)
Projected traffic7,097 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Crystal Valley Par over Sellars Gulch built?

It was built in 1999, making it 26 years old in 2025.

What condition is Crystal Valley Par over Sellars Gulch 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 January 2025.

How much traffic does Crystal Valley Par over Sellars Gulch carry?

About 5,296 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is Crystal Valley Par over Sellars Gulch?

The structure is 150 ft (45.8 m) long with a longest span of 36 ft (11 m) and a deck 38 ft wide.

Who owns Crystal Valley Par over Sellars Gulch?

It is owned by the County Highway Agency.