US Bridges

E-470 Connector over US 85 Ml

Good

Adams County, Colorado · 37.72 MI from I25 · Structure no. E-470-37.72C

Built
2001
24 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
231 ft
2 main spans
Daily traffic
1,500
2018 count
Owner
Toll Authority
Local Toll Authority

About this bridge

E-470 Connector over US 85 Ml is a prestressed concrete continuous stringer/multi-beam or girder carrying E-470 Connector over US 85 Ml in Adams County, Colorado. It was built in 2001, so it is 24 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 1,500 vehicles a day, roughly 6% of them trucks, projected to reach 2,100 by 2038. The structure is 231 ft (70.3 m) long and 55 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesE-470 Connector
CrossesUS 85 Ml
Location37.72 MI from I25
Coordinates39.92764, -104.84954
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.8 US tons
Inventory rating55.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length231 ft (70.3 m)
Longest span113 ft (34.5 m)
Deck width55 ft (16.8 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2018)
Projected traffic2,100 by 2038
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerLocal Toll Authority
Maintained byLocal Toll Authority
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 E-470 Connector over US 85 Ml built?

It was built in 2001, making it 24 years old in 2025.

What condition is E-470 Connector over US 85 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 July 2023.

How much traffic does E-470 Connector over US 85 Ml carry?

About 1,500 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is E-470 Connector over US 85 Ml?

The structure is 231 ft (70.3 m) long with a longest span of 113 ft (34.5 m) and a deck 55 ft wide.

Who owns E-470 Connector over US 85 Ml?

It is owned by the Local Toll Authority.