US Bridges

Columbine Street over I 70 Ml

Good

Denver County, Colorado · Int of I70 and Columbine · Structure no. E-17-AEL-1

Built
2019
6 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
205 ft
2 main spans
Daily traffic
8,070
2019 count
Owner
Local
Other Local Agency

About this bridge

Columbine Street over I 70 Ml is a prestressed concrete continuous box beam or girders - multiple carrying Columbine Street over I 70 Ml in Denver County, Colorado. It was built in 2019, so it is 6 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 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 8,070 vehicles a day, roughly 5% of them trucks, projected to reach 10,000 by 2042. The structure is 205 ft (62.6 m) long and 40 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesColumbine Street
CrossesI 70 Ml
LocationInt of I70 and Columbine
RouteCity Street 0
Coordinates39.78014, -104.95418
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.6 US tons
Inventory rating54.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadGreater than HL 93
Structure length205 ft (62.6 m)
Longest span95 ft (29 m)
Deck width40 ft (12.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,070 (2019)
Projected traffic10,000 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 Columbine Street over I 70 Ml built?

It was built in 2019, making it 6 years old in 2025.

What condition is Columbine Street over I 70 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 August 2024.

How much traffic does Columbine Street over I 70 Ml carry?

About 8,070 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Columbine Street over I 70 Ml?

The structure is 205 ft (62.6 m) long with a longest span of 95 ft (29 m) and a deck 40 ft wide.

Who owns Columbine Street over I 70 Ml?

It is owned by the Other Local Agency.