US Bridges

Inverness Way E. over Cottonwood Creek

Good

Arapahoe County, Colorado · In Inverness Business Par · Structure no. ARA 50-10.4

Built
1975
50 years old, rebuilt 1998
Condition
Good
inspected November 2023
Type
Tee Beam
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
3,110
2021 count
Owner
County
County Highway Agency

About this bridge

Inverness Way E. over Cottonwood Creek is a prestressed concrete tee beam carrying Inverness Way E. over Cottonwood Creek in Arapahoe County, Colorado. It was built in 1975 and reconstructed in 1998, so it is 50 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,110 vehicles a day, roughly 4% of them trucks, projected to reach 3,794 by 2041. The structure is 41 ft (12.4 m) long and 52 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesInverness Way E.
CrossesCottonwood Creek
LocationIn Inverness Business Par
RouteCounty Highway 0
Coordinates39.56594, -104.86056
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating76.4 US tons
Inventory rating47.5 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length41 ft (12.4 m)
Longest span36 ft (11 m)
Deck width52 ft (16 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,110 (2021)
Projected traffic3,794 by 2041
Trucks4%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed98.8 mi (159 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 Inverness Way E. over Cottonwood Creek built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 1998.

What condition is Inverness Way E. over Cottonwood Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does Inverness Way E. over Cottonwood Creek carry?

About 3,110 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Inverness Way E. over Cottonwood Creek?

The structure is 41 ft (12.4 m) long with a longest span of 36 ft (11 m) and a deck 52 ft wide.

Who owns Inverness Way E. over Cottonwood Creek?

It is owned by the County Highway Agency.