US Bridges

Caley Avenue over Cottonwood Creek

Fair

Arapahoe County, Colorado · .1 MI W of Lima Street · Structure no. CENT 38.8-10.9

Built
1986
39 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
44 ft
3 main spans
Daily traffic
236
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Caley Avenue over Cottonwood Creek is a concrete culvert carrying Caley Avenue over Cottonwood Creek in Arapahoe County, Colorado. It was built in 1986, so it is 39 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 236 vehicles a day, roughly 2% of them trucks, projected to reach 287 by 2041. The structure is 44 ft (13.3 m) long and 92 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCaley Avenue
CrossesCottonwood Creek
Location.1 MI W of Lima Street
RouteCity Street 0
Coordinates39.60141, -104.85586
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating99.9 US tons
Inventory rating99.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length44 ft (13.3 m)
Longest span16 ft (4.9 m)
Deck width92 ft (28 m)
Roadway width51 ft (15.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic236 (2021)
Projected traffic287 by 2041
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Caley Avenue over Cottonwood Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Caley Avenue over Cottonwood 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 October 2023.

How much traffic does Caley Avenue over Cottonwood Creek carry?

About 236 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Caley Avenue over Cottonwood Creek?

The structure is 44 ft (13.3 m) long with a longest span of 16 ft (4.9 m) and a deck 92 ft wide.

Who owns Caley Avenue over Cottonwood Creek?

It is owned by the City or Municipal Highway Agency.