US Bridges

I 76 Ml Wbnd over US 85 Ml Nbnd

Good

Adams County, Colorado · I76 & US 85C JCT · Structure no. E-17-OY

Built
1990
35 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
227 ft
3 main spans
Daily traffic
16,500
2020 count
Owner
State
State Highway Agency

About this bridge

I 76 Ml Wbnd over US 85 Ml Nbnd is a prestressed concrete continuous box beam or girders - single or spread carrying I 76 Ml Wbnd over US 85 Ml Nbnd in Adams County, Colorado. It was built in 1990, so it is 35 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 16,500 vehicles a day, roughly 21% of them trucks, projected to reach 27,720 by 2040. The structure is 227 ft (69.3 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 76 Ml Wbnd
CrossesUS 85 Ml Nbnd
LocationI76 & US 85C JCT
RouteInterstate 76A
Coordinates39.88057, -104.88767
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length227 ft (69.3 m)
Longest span88 ft (26.8 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,500 (2020)
Projected traffic27,720 by 2040
Trucks21%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 76 Ml Wbnd over US 85 Ml Nbnd built?

It was built in 1990, making it 35 years old in 2025.

What condition is I 76 Ml Wbnd over US 85 Ml Nbnd 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 June 2023.

How much traffic does I 76 Ml Wbnd over US 85 Ml Nbnd carry?

About 16,500 vehicles per day (2020 count), of which roughly 21% are trucks.

How long is I 76 Ml Wbnd over US 85 Ml Nbnd?

The structure is 227 ft (69.3 m) long with a longest span of 88 ft (26.8 m) and a deck 41 ft wide.

Who owns I 76 Ml Wbnd over US 85 Ml Nbnd?

It is owned by the State Highway Agency.