US Bridges

US 85 Connector over E-470

Good

Adams County, Colorado · 38.38 Miles from I25 · Structure no. E-470-38.38C

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

About this bridge

US 85 Connector over E-470 is a prestressed concrete continuous stringer/multi-beam or girder carrying US 85 Connector over E-470 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 305 ft (92.9 m) long and 59 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 85 Connector
CrossesE-470
Location38.38 Miles from I25
CountyAdams County
StateColorado
Coordinates39.94013, -104.851
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 rating86.1 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length305 ft (92.9 m)
Longest span149 ft (45.5 m)
Deck width59 ft (18 m)
Roadway width57 ft (17.4 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
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollToll bridge
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 US 85 Connector over E-470 built?

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

What condition is US 85 Connector over E-470 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 US 85 Connector over E-470 carry?

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

How long is US 85 Connector over E-470?

The structure is 305 ft (92.9 m) long with a longest span of 149 ft (45.5 m) and a deck 59 ft wide.

Who owns US 85 Connector over E-470?

It is owned by the Local Toll Authority.