US Bridges

E-470 SB over I76 Bnsfrr Cameron DR

Good

Adams County, Colorado · 35.44 MI from I25 · Structure no. E-470-35.44B

Built
2001
24 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
678 ft
5 main spans
Daily traffic
21,940
2018 count
Owner
Toll Authority
Local Toll Authority

About this bridge

E-470 SB over I76 Bnsfrr Cameron DR is a prestressed concrete continuous stringer/multi-beam or girder carrying E-470 SB over I76 Bnsfrr Cameron DR 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 21,940 vehicles a day, roughly 6% of them trucks, projected to reach 39,053 by 2038. The structure is 678 ft (206.7 m) long and 48 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesE-470 SB
CrossesI76 Bnsfrr Cameron DR
Location35.44 MI from I25
Coordinates39.92472, -104.8036
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 evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.7 US tons
Inventory rating27.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 25 or greater
Structure length678 ft (206.7 m)
Longest span133 ft (40.4 m)
Deck width48 ft (14.6 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,940 (2018)
Projected traffic39,053 by 2038
Trucks6%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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 SB over I76 Bnsfrr Cameron DR built?

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

What condition is E-470 SB over I76 Bnsfrr Cameron DR 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 SB over I76 Bnsfrr Cameron DR carry?

About 21,940 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is E-470 SB over I76 Bnsfrr Cameron DR?

The structure is 678 ft (206.7 m) long with a longest span of 133 ft (40.4 m) and a deck 48 ft wide.

Who owns E-470 SB over I76 Bnsfrr Cameron DR?

It is owned by the Local Toll Authority.