US Bridges

I 70 Ml over Clear Creek

Good

Clear Creek County, Colorado · 2.0 MI E of JCT SH 130 · Structure no. F-15-BV

Built
1989
36 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
193 ft
3 main spans
Daily traffic
47,000
2020 count
Owner
State
State Highway Agency

About this bridge

I 70 Ml over Clear Creek is a steel continuous stringer/multi-beam or girder carrying I 70 Ml over Clear Creek in Clear Creek County, Colorado. It was built in 1989, so it is 36 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 47,000 vehicles a day, roughly 6% of them trucks, projected to reach 58,750 by 2040. The structure is 193 ft (58.7 m) long and 117 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 70 Ml
CrossesClear Creek
Location2.0 MI E of JCT SH 130
RouteInterstate 70A
Coordinates39.74422, -105.4855
Functional classRural Principal Arterial - Interstate

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.3 US tons
Inventory rating27.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length193 ft (58.7 m)
Longest span80 ft (24.4 m)
Deck width117 ft (35.8 m)
Roadway width112 ft (34.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47,000 (2020)
Projected traffic58,750 by 2040
Trucks6%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 Clear Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is I 70 Ml over Clear Creek 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 2023.

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

About 47,000 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is I 70 Ml over Clear Creek?

The structure is 193 ft (58.7 m) long with a longest span of 80 ft (24.4 m) and a deck 117 ft wide.

Who owns I 70 Ml over Clear Creek?

It is owned by the State Highway Agency.