US Bridges

I 70 Ml Ebnd over I 25 Ml & Ramps

Fair

Denver County, Colorado · At I 25 and I 70 · Structure no. E-16-MR

Built
1991
34 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Single or Spread
Steel Continuous
Length
2,295 ft
13 main spans
Daily traffic
60,500
2020 count
Owner
State
State Highway Agency

About this bridge

I 70 Ml Ebnd over I 25 Ml & Ramps is a steel continuous box beam or girders - single or spread carrying I 70 Ml Ebnd over I 25 Ml & Ramps in Denver County, Colorado. It was built in 1991, so it is 34 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 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 60,500 vehicles a day, roughly 7% of them trucks, projected to reach 70,785 by 2040. The structure is 2,295 ft (699.4 m) long and 59 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI 70 Ml Ebnd
CrossesI 25 Ml & Ramps
LocationAt I 25 and I 70
RouteInterstate 70A
Coordinates39.781, -104.99363
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.8 US tons
Inventory rating23.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans13
Design loadHL 93
Structure length2,295 ft (699.4 m)
Longest span236 ft (71.9 m)
Deck width59 ft (18 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deck17 ft (5.2 m)

Traffic and service

Average daily traffic60,500 (2020)
Projected traffic70,785 by 2040
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesThird level (interchange)
CrossesHighway
Detour if closed1.9 mi (3 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 70 Ml Ebnd over I 25 Ml & Ramps built?

It was built in 1991, making it 34 years old in 2025.

What condition is I 70 Ml Ebnd over I 25 Ml & Ramps 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 I 70 Ml Ebnd over I 25 Ml & Ramps carry?

About 60,500 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is I 70 Ml Ebnd over I 25 Ml & Ramps?

The structure is 2,295 ft (699.4 m) long with a longest span of 236 ft (71.9 m) and a deck 59 ft wide.

Who owns I 70 Ml Ebnd over I 25 Ml & Ramps?

It is owned by the State Highway Agency.