US Bridges

I 225 Ml Nbnd over Cherry Creek

Fair

Arapahoe County, Colorado · 3.1 MI E of I-25 · Structure no. F-17-DY

Built
1971
54 years old, rebuilt 2007
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
235 ft
2 main spans
Daily traffic
68,000
2020 count
Owner
State
State Highway Agency

About this bridge

I 225 Ml Nbnd over Cherry Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying I 225 Ml Nbnd over Cherry Creek in Arapahoe County, Colorado. It was built in 1971 and reconstructed in 2007, so it is 54 years old, older 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 68,000 vehicles a day, roughly 6% of them trucks, projected to reach 84,320 by 2040. The structure is 235 ft (71.6 m) long and 81 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 225 Ml Nbnd
CrossesCherry Creek
Location3.1 MI E of I-25
RouteInterstate 225A
Coordinates39.65276, -104.8568
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.6 US tons
Inventory rating15.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length235 ft (71.6 m)
Longest span114 ft (34.7 m)
Deck width81 ft (24.6 m)
Roadway width77 ft (23.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic68,000 (2020)
Projected traffic84,320 by 2040
Trucks6%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 I 225 Ml Nbnd over Cherry Creek built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2007.

What condition is I 225 Ml Nbnd over Cherry 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 June 2023.

How much traffic does I 225 Ml Nbnd over Cherry Creek carry?

About 68,000 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is I 225 Ml Nbnd over Cherry Creek?

The structure is 235 ft (71.6 m) long with a longest span of 114 ft (34.7 m) and a deck 81 ft wide.

Who owns I 225 Ml Nbnd over Cherry Creek?

It is owned by the State Highway Agency.