US Bridges

I 76 Frontage Road over Bijou Creek SR

Good

Morgan County, Colorado · 2.5 MI E of Wiggins · Structure no. D-20-AJ

Built
1977
48 years old
Condition
Good
inspected February 2025
Type
Tee Beam
Concrete Continuous
Length
451 ft
9 main spans
Daily traffic
800
2023 count
Owner
State
State Highway Agency

About this bridge

I 76 Frontage Road over Bijou Creek SR is a concrete continuous tee beam carrying I 76 Frontage Road over Bijou Creek SR in Morgan County, Colorado. It was built in 1977, so it is 48 years old, older 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 800 vehicles a day, roughly 17% of them trucks, projected to reach 1,016 by 2042. The structure is 451 ft (137.6 m) long and 36 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesI 76 Frontage Road
CrossesBijou Creek SR
Location2.5 MI E of Wiggins
RouteInterstate 76A
Coordinates40.24846, -104.03695
Functional classRural Local

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.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.6 US tons
Inventory rating43.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20 + Mod
Structure length451 ft (137.6 m)
Longest span50 ft (15.2 m)
Deck width36 ft (11.1 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2023)
Projected traffic1,016 by 2042
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 76 Frontage Road over Bijou Creek SR built?

It was built in 1977, making it 48 years old in 2025.

What condition is I 76 Frontage Road over Bijou Creek SR 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 February 2025.

How much traffic does I 76 Frontage Road over Bijou Creek SR carry?

About 800 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is I 76 Frontage Road over Bijou Creek SR?

The structure is 451 ft (137.6 m) long with a longest span of 50 ft (15.2 m) and a deck 36 ft wide.

Who owns I 76 Frontage Road over Bijou Creek SR?

It is owned by the State Highway Agency.