US Bridges

I 70 Ml Wbnd over West Bijou Creek

Fair

Arapahoe County, Colorado · 0.5 MI W of JCT US 36 (by · Structure no. F-20-BW

Built
1993
32 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
644 ft
5 main spans
Daily traffic
7,500
2020 count
Owner
State
State Highway Agency

About this bridge

I 70 Ml Wbnd over West Bijou Creek is a prestressed concrete stringer/multi-beam or girder carrying I 70 Ml Wbnd over West Bijou Creek in Arapahoe County, Colorado. It was built in 1993, so it is 32 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 5 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 7,500 vehicles a day, roughly 30% of them trucks, projected to reach 9,975 by 2040. The structure is 644 ft (196.4 m) long and 49 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 70 Ml Wbnd
CrossesWest Bijou Creek
Location0.5 MI W of JCT US 36 (by
RouteInterstate 70A
Coordinates39.71809, -104.23129
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.9 US tons
Inventory rating29.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length644 ft (196.4 m)
Longest span127 ft (38.8 m)
Deck width49 ft (14.8 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,500 (2020)
Projected traffic9,975 by 2040
Trucks30%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I 70 Ml Wbnd over West Bijou Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is I 70 Ml Wbnd over West Bijou Creek 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 May 2023.

How much traffic does I 70 Ml Wbnd over West Bijou Creek carry?

About 7,500 vehicles per day (2020 count), of which roughly 30% are trucks.

How long is I 70 Ml Wbnd over West Bijou Creek?

The structure is 644 ft (196.4 m) long with a longest span of 127 ft (38.8 m) and a deck 49 ft wide.

Who owns I 70 Ml Wbnd over West Bijou Creek?

It is owned by the State Highway Agency.