US Bridges

Cascade Avenue over Cheyenne Run

Fair

El Paso County, Colorado · S of Dorchester Drive · Structure no. CSG-G.27-07.04A

Built
2020
5 years old
Condition
Fair
inspected May 2024
Type
Arch - Deck
Concrete
Length
27 ft
1 main span
Daily traffic
1,461
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Cascade Avenue over Cheyenne Run is a concrete arch - deck carrying Cascade Avenue over Cheyenne Run in El Paso 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 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 1,461 vehicles a day, roughly 5% of them trucks, projected to reach 2,322 by 2036. The structure is 27 ft (8.3 m) long and 70 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCascade Avenue
CrossesCheyenne Run
LocationS of Dorchester Drive
RouteCity Street 0
Coordinates38.81017, -104.82664
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
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
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 geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating46.1 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length27 ft (8.3 m)
Longest span23 ft (7 m)
Deck width70 ft (21.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,461 (2017)
Projected traffic2,322 by 2036
Trucks5%
Lanes on structure2
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 statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Cascade Avenue over Cheyenne Run built?

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

What condition is Cascade Avenue over Cheyenne Run 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 May 2024.

How much traffic does Cascade Avenue over Cheyenne Run carry?

About 1,461 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Cascade Avenue over Cheyenne Run?

The structure is 27 ft (8.3 m) long with a longest span of 23 ft (7 m) and a deck 70 ft wide.

Who owns Cascade Avenue over Cheyenne Run?

It is owned by the City or Municipal Highway Agency.