US Bridges

County Road 38 over Middle Bijou Creek

Good

Arapahoe County, Colorado · 2.7 MI W of US 40 · Structure no. ARA 38-51.4A

Built
1987
38 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
142 ft
2 main spans
Daily traffic
146
2021 count
Owner
County
County Highway Agency

About this bridge

County Road 38 over Middle Bijou Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying County Road 38 over Middle Bijou Creek in Arapahoe County, Colorado. It was built in 1987, so it is 38 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 146 vehicles a day, roughly 1% of them trucks, projected to reach 179 by 2041. The structure is 142 ft (43.4 m) long and 32 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesCounty Road 38
CrossesMiddle Bijou Creek
Location2.7 MI W of US 40
RouteCounty Highway 0
Coordinates39.60912, -104.09228
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating54.5 US tons
Inventory rating32.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length142 ft (43.4 m)
Longest span68 ft (20.7 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic146 (2021)
Projected traffic179 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 County Road 38 over Middle Bijou Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is County Road 38 over Middle Bijou Creek 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 May 2024.

How much traffic does County Road 38 over Middle Bijou Creek carry?

About 146 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is County Road 38 over Middle Bijou Creek?

The structure is 142 ft (43.4 m) long with a longest span of 68 ft (20.7 m) and a deck 32 ft wide.

Who owns County Road 38 over Middle Bijou Creek?

It is owned by the County Highway Agency.