US Bridges

I 70 Ml over Sand Creek

Fair

Denver County, Colorado · Denver · Structure no. E-17-AER

Built
2011
14 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
332 ft
3 main spans
Daily traffic
147,000
2021 count
Owner
Local
Other Local Agency

About this bridge

I 70 Ml over Sand Creek is a prestressed concrete continuous box beam or girders - multiple carrying I 70 Ml over Sand Creek in Denver County, Colorado. It was built in 2011, so it is 14 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 147,000 vehicles a day, roughly 9% of them trucks, projected to reach 176,100 by 2042. The structure is 332 ft (101.3 m) long and 164 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 70 Ml
CrossesSand Creek
LocationDenver
RouteInterstate 70A
Coordinates39.77864, -104.90061
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.4 US tons
Inventory rating55.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length332 ft (101.3 m)
Longest span130 ft (39.6 m)
Deck width164 ft (50 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic147,000 (2021)
Projected traffic176,100 by 2042
Trucks9%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I 70 Ml over Sand Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is I 70 Ml over Sand 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 May 2023.

How much traffic does I 70 Ml over Sand Creek carry?

About 147,000 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is I 70 Ml over Sand Creek?

The structure is 332 ft (101.3 m) long with a longest span of 130 ft (39.6 m) and a deck 164 ft wide.

Who owns I 70 Ml over Sand Creek?

It is owned by the Other Local Agency.