US Bridges

I 70 Ml over Lowell Blvd

Fair

Denver County, Colorado · Denver · Structure no. E-16-DN

Built
1966
59 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete Continuous
Length
142 ft
3 main spans
Daily traffic
90,000
2020 count
Owner
State
State Highway Agency

About this bridge

I 70 Ml over Lowell Blvd is a concrete continuous tee beam carrying I 70 Ml over Lowell Blvd in Denver County, Colorado. It was built in 1966, so it is 59 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 5 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 90,000 vehicles a day, roughly 6% of them trucks, projected to reach 104,400 by 2040. The structure is 142 ft (43.3 m) long and 106 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI 70 Ml
CrossesLowell Blvd
LocationDenver
RouteInterstate 70A
Coordinates39.78328, -105.03483
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating22 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckOther
Main spans3
Design loadHS 20
Structure length142 ft (43.3 m)
Longest span78 ft (23.9 m)
Deck width106 ft (32.3 m)
Roadway width100 ft (30.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90,000 (2020)
Projected traffic104,400 by 2040
Trucks6%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
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 over Lowell Blvd built?

It was built in 1966, making it 59 years old in 2025.

What condition is I 70 Ml over Lowell Blvd 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 September 2023.

How much traffic does I 70 Ml over Lowell Blvd carry?

About 90,000 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is I 70 Ml over Lowell Blvd?

The structure is 142 ft (43.3 m) long with a longest span of 78 ft (23.9 m) and a deck 106 ft wide.

Who owns I 70 Ml over Lowell Blvd?

It is owned by the State Highway Agency.