US Bridges

I76 Ml & Ramp over Second Creek

Good

Adams County, Colorado · Btwn JCT SH2 and 120 Ave · Structure no. E-17-UK

Built
2003
22 years old
Condition
Good
inspected March 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
84 ft
1 main span
Daily traffic
32,000
2020 count
Owner
State
State Highway Agency

About this bridge

I76 Ml & Ramp over Second Creek is a prestressed concrete stringer/multi-beam or girder carrying I76 Ml & Ramp over Second Creek in Adams County, Colorado. It was built in 2003, so it is 22 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 32,000 vehicles a day, roughly 19% of them trucks, projected to reach 51,840 by 2040. The structure is 84 ft (25.6 m) long and 166 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesI76 Ml & Ramp
CrossesSecond Creek
LocationBtwn JCT SH2 and 120 Ave
RouteInterstate 76A
Coordinates39.91112, -104.82066
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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length84 ft (25.6 m)
Longest span80 ft (24.3 m)
Deck width166 ft (50.7 m)
Roadway width161 ft (49.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,000 (2020)
Projected traffic51,840 by 2040
Trucks19%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 I76 Ml & Ramp over Second Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is I76 Ml & Ramp over Second 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 March 2025.

How much traffic does I76 Ml & Ramp over Second Creek carry?

About 32,000 vehicles per day (2020 count), of which roughly 19% are trucks.

How long is I76 Ml & Ramp over Second Creek?

The structure is 84 ft (25.6 m) long with a longest span of 80 ft (24.3 m) and a deck 166 ft wide.

Who owns I76 Ml & Ramp over Second Creek?

It is owned by the State Highway Agency.