US Bridges

US 34 Ml over I 25 Ml

Good

Larimer County, Colorado · I-25 Loveland Interch. · Structure no. C-17-EM

Built
2022
3 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
220 ft
2 main spans
Daily traffic
19,500
2011 count
Owner
State
State Highway Agency

About this bridge

US 34 Ml over I 25 Ml is a prestressed concrete continuous stringer/multi-beam or girder carrying US 34 Ml over I 25 Ml in Larimer 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 19,500 vehicles a day, roughly 4% of them trucks, projected to reach 33,540 by 2031. The structure is 220 ft (67.1 m) long and 127 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 34 Ml
CrossesI 25 Ml
LocationI-25 Loveland Interch.
RouteU.S. Route 34A
Coordinates40.40717, -104.99357
Functional classUrban Other Principal Arterial

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.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length220 ft (67.1 m)
Longest span105 ft (32.1 m)
Deck width127 ft (38.6 m)
Roadway width100 ft (30.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,500 (2011)
Projected traffic33,540 by 2031
Trucks4%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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$591,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 34 Ml over I 25 Ml built?

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

What condition is US 34 Ml over I 25 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 May 2023.

How much traffic does US 34 Ml over I 25 Ml carry?

About 19,500 vehicles per day (2011 count), of which roughly 4% are trucks.

How long is US 34 Ml over I 25 Ml?

The structure is 220 ft (67.1 m) long with a longest span of 105 ft (32.1 m) and a deck 127 ft wide.

Who owns US 34 Ml over I 25 Ml?

It is owned by the State Highway Agency.