US Bridges

SBUS85TOEBC470RMP over US85/C470ML/UPRR/BNSF

Good

Arapahoe County, Colorado · JCT US 85 and SH 470 · Structure no. F-16-YE

Built
2011
14 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
1,729 ft
12 main spans
Daily traffic
37,000
2020 count
Owner
State
State Highway Agency

About this bridge

SBUS85TOEBC470RMP over US85/C470ML/UPRR/BNSF is a prestressed concrete continuous box beam or girders - single or spread carrying SBUS85TOEBC470RMP over US85/C470ML/UPRR/BNSF in Arapahoe County, Colorado. It was built in 2011, so it is 14 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 37,000 vehicles a day, roughly 9% of them trucks, projected to reach 46,250 by 2040. The structure is 1,729 ft (526.9 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSBUS85TOEBC470RMP
CrossesUS85/C470ML/UPRR/BNSF
LocationJCT US 85 and SH 470
RouteU.S. Route 470A
Coordinates39.56717, -105.03238
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than 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 rating62.5 US tons
Inventory rating44 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans12
Design loadHL 93
Structure length1,729 ft (526.9 m)
Longest span163 ft (49.8 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,000 (2020)
Projected traffic46,250 by 2040
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and railroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$1.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SBUS85TOEBC470RMP over US85/C470ML/UPRR/BNSF built?

It was built in 2011, making it 14 years old in 2025.

What condition is SBUS85TOEBC470RMP over US85/C470ML/UPRR/BNSF 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 August 2024.

How much traffic does SBUS85TOEBC470RMP over US85/C470ML/UPRR/BNSF carry?

About 37,000 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is SBUS85TOEBC470RMP over US85/C470ML/UPRR/BNSF?

The structure is 1,729 ft (526.9 m) long with a longest span of 163 ft (49.8 m) and a deck 33 ft wide.

Who owns SBUS85TOEBC470RMP over US85/C470ML/UPRR/BNSF?

It is owned by the State Highway Agency.