US Bridges

Easter Ave over Cottonwood Creek

Fair

Arapahoe County, Colorado · 0.1 MI W of Lima ST · Structure no. ARA 44-10.4

Built
1988
37 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
13,074
2021 count
Owner
County
County Highway Agency

About this bridge

Easter Ave over Cottonwood Creek is a concrete culvert carrying Easter Ave over Cottonwood Creek in Arapahoe County, Colorado. It was built in 1988, so it is 37 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 5 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 13,074 vehicles a day, roughly 2% of them trucks, projected to reach 15,950 by 2041. The structure is 31 ft (9.5 m) long and 170 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesEaster Ave
CrossesCottonwood Creek
Location0.1 MI W of Lima ST
RouteCounty Highway 0
CountyArapahoe County
StateColorado
Coordinates39.58754, -104.85867
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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length31 ft (9.5 m)
Longest span10 ft (3 m)
Deck width170 ft (51.8 m)
Roadway width80 ft (24.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,074 (2021)
Projected traffic15,950 by 2041
Trucks2%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Easter Ave over Cottonwood Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is Easter Ave 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 November 2023.

How much traffic does Easter Ave over Cottonwood Creek carry?

About 13,074 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Easter Ave over Cottonwood Creek?

The structure is 31 ft (9.5 m) long with a longest span of 10 ft (3 m) and a deck 170 ft wide.

Who owns Easter Ave over Cottonwood Creek?

It is owned by the County Highway Agency.