US Bridges

US 40 Ml over East Bijou Creek

Poor

Arapahoe County, Colorado · 2.7 MI NW of Deer Trail · Structure no. F-20-F

Built
1966
59 years old
Condition
Poor
inspected March 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
495 ft
6 main spans
Daily traffic
330
2020 count
Owner
State
State Highway Agency

About this bridge

US 40 Ml over East Bijou Creek is a steel continuous stringer/multi-beam or girder carrying US 40 Ml over East Bijou Creek in Arapahoe County, Colorado. It was built in 1966, so it is 59 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 330 vehicles a day, roughly 15% of them trucks, projected to reach 558 by 2040. The structure is 495 ft (151 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 40 Ml
CrossesEast Bijou Creek
Location2.7 MI NW of Deer Trail
RouteU.S. Route 40E
Coordinates39.63882, -104.0706
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.8 US tons
Inventory rating34 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length495 ft (151 m)
Longest span96 ft (29.3 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic330 (2020)
Projected traffic558 by 2040
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 US 40 Ml over East Bijou Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is US 40 Ml over East Bijou Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2025.

How much traffic does US 40 Ml over East Bijou Creek carry?

About 330 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is US 40 Ml over East Bijou Creek?

The structure is 495 ft (151 m) long with a longest span of 96 ft (29.3 m) and a deck 32 ft wide.

Who owns US 40 Ml over East Bijou Creek?

It is owned by the State Highway Agency.