US Bridges

Cook Street over I70 Ml

Good

Denver County, Colorado · 0.35 MI W of CO Blvd · Structure no. E-17-AEP

Built
2021
4 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
203 ft
2 main spans
Daily traffic
1,200
2020 count
Owner
Local
Other Local Agency

About this bridge

Cook Street over I70 Ml is a prestressed concrete continuous stringer/multi-beam or girder carrying Cook Street over I70 Ml in Denver County, Colorado. It was built in 2021, so it is 4 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,200 vehicles a day, roughly 5% of them trucks, projected to reach 2,400 by 2040. The structure is 203 ft (61.9 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCook Street
CrossesI70 Ml
Location0.35 MI W of CO Blvd
RouteCity Street 0
Coordinates39.77997, -104.9475
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length203 ft (61.9 m)
Longest span97 ft (29.5 m)
Deck width60 ft (18.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2020)
Projected traffic2,400 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Cook Street over I70 Ml built?

It was built in 2021, making it 4 years old in 2025.

What condition is Cook Street over I70 Ml 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 May 2023.

How much traffic does Cook Street over I70 Ml carry?

About 1,200 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Cook Street over I70 Ml?

The structure is 203 ft (61.9 m) long with a longest span of 97 ft (29.5 m) and a deck 60 ft wide.

Who owns Cook Street over I70 Ml?

It is owned by the Other Local Agency.