US Bridges

SH 470 Ml Ebnd over S. Erickson Blvd.

Good

Douglas County, Colorado · .3 M East of JCT US 85 · Structure no. F-16-KL

Built
1984
41 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
40,500
2020 count
Owner
State
State Highway Agency

About this bridge

SH 470 Ml Ebnd over S. Erickson Blvd. is a prestressed concrete stringer/multi-beam or girder carrying SH 470 Ml Ebnd over S. Erickson Blvd. in Douglas County, Colorado. It was built in 1984, so it is 41 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 40,500 vehicles a day, roughly 2% of them trucks, projected to reach 53,460 by 2040. The structure is 100 ft (30.6 m) long and 65 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSH 470 Ml Ebnd
CrossesS. Erickson Blvd.
Location.3 M East of JCT US 85
RouteState Highway 470A
Coordinates39.56382, -105.02682
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length100 ft (30.6 m)
Longest span100 ft (30.6 m)
Deck width65 ft (19.8 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40,500 (2020)
Projected traffic53,460 by 2040
Trucks2%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 SH 470 Ml Ebnd over S. Erickson Blvd. built?

It was built in 1984, making it 41 years old in 2025.

What condition is SH 470 Ml Ebnd over S. Erickson Blvd. 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 February 2025.

How much traffic does SH 470 Ml Ebnd over S. Erickson Blvd. carry?

About 40,500 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is SH 470 Ml Ebnd over S. Erickson Blvd.?

The structure is 100 ft (30.6 m) long with a longest span of 100 ft (30.6 m) and a deck 65 ft wide.

Who owns SH 470 Ml Ebnd over S. Erickson Blvd.?

It is owned by the State Highway Agency.