US Bridges

I25 Ml Nbnd over SH56 Ml

Good

Weld County, Colorado · 7 MI N of SH66 · Structure no. C-17-FG

Built
2022
3 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
134 ft
1 main span
Daily traffic
7,400
2018 count
Owner
State
State Highway Agency

About this bridge

I25 Ml Nbnd over SH56 Ml is a prestressed concrete stringer/multi-beam or girder carrying I25 Ml Nbnd over SH56 Ml in Weld County, Colorado. It was built in 2022, so it is 3 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 7,400 vehicles a day, roughly 4% of them trucks, projected to reach 11,544 by 2038. The structure is 134 ft (40.8 m) long and 65 ft wide.

CarriesI25 Ml Nbnd
CrossesSH56 Ml
Location7 MI N of SH66
RouteInterstate 25A
Coordinates40.30616, -104.97992
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating42.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length134 ft (40.8 m)
Longest span128 ft (39 m)
Deck width65 ft (19.8 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,400 (2018)
Projected traffic11,544 by 2038
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 I25 Ml Nbnd over SH56 Ml built?

It was built in 2022, making it 3 years old in 2025.

What condition is I25 Ml Nbnd over SH56 Ml 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 I25 Ml Nbnd over SH56 Ml carry?

About 7,400 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is I25 Ml Nbnd over SH56 Ml?

The structure is 134 ft (40.8 m) long with a longest span of 128 ft (39 m) and a deck 65 ft wide.

Who owns I25 Ml Nbnd over SH56 Ml?

It is owned by the State Highway Agency.