US Bridges

SH 470 Ml Wbnd over Belleview Ave

Fair

Jefferson County, Colorado · 1.2 MI S of JCT SH 285 · Structure no. F-16-NL

Built
1990
35 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
193 ft
2 main spans
Daily traffic
31,500
2020 count
Owner
State
State Highway Agency

About this bridge

SH 470 Ml Wbnd over Belleview Ave is a prestressed concrete continuous stringer/multi-beam or girder carrying SH 470 Ml Wbnd over Belleview Ave in Jefferson County, Colorado. It was built in 1990, so it is 35 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 31,500 vehicles a day, roughly 2% of them trucks, projected to reach 41,580 by 2040. The structure is 193 ft (58.8 m) long and 41 ft wide.

CarriesSH 470 Ml Wbnd
CrossesBelleview Ave
Location1.2 MI S of JCT SH 285
RouteState Highway 470A
Coordinates39.62439, -105.15346
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.3 US tons
Inventory rating39.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length193 ft (58.8 m)
Longest span95 ft (29 m)
Deck width41 ft (12.6 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,500 (2020)
Projected traffic41,580 by 2040
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 Wbnd over Belleview Ave built?

It was built in 1990, making it 35 years old in 2025.

What condition is SH 470 Ml Wbnd over Belleview Ave in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2024.

How much traffic does SH 470 Ml Wbnd over Belleview Ave carry?

About 31,500 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is SH 470 Ml Wbnd over Belleview Ave?

The structure is 193 ft (58.8 m) long with a longest span of 95 ft (29 m) and a deck 41 ft wide.

Who owns SH 470 Ml Wbnd over Belleview Ave?

It is owned by the State Highway Agency.