US Bridges

US 34 Ml over Loveland-Greeley Canal

Fair

Weld County, Colorado · 3.8 MI W of JCT US 85-C · Structure no. C-17-EX

Built
1967
58 years old
Condition
Fair
inspected November 2023
Type
Frame
Concrete
Length
29 ft
1 main span
Daily traffic
32,000
2020 count
Owner
State
State Highway Agency

About this bridge

US 34 Ml over Loveland-Greeley Canal is a concrete frame carrying US 34 Ml over Loveland-Greeley Canal in Weld County, Colorado. It was built in 1967, so it is 58 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 32,000 vehicles a day, roughly 4% of them trucks, projected to reach 46,720 by 2040. The structure is 29 ft (8.9 m) long and 148 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 34 Ml
CrossesLoveland-Greeley Canal
Location3.8 MI W of JCT US 85-C
RouteU.S. Route 34A
Coordinates40.39194, -104.76152
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating76.3 US tons
Inventory rating45.7 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length29 ft (8.9 m)
Longest span27 ft (8.1 m)
Deck width148 ft (45.1 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,000 (2020)
Projected traffic46,720 by 2040
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 34 Ml over Loveland-Greeley Canal built?

It was built in 1967, making it 58 years old in 2025.

What condition is US 34 Ml over Loveland-Greeley Canal in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2023.

How much traffic does US 34 Ml over Loveland-Greeley Canal carry?

About 32,000 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is US 34 Ml over Loveland-Greeley Canal?

The structure is 29 ft (8.9 m) long with a longest span of 27 ft (8.1 m) and a deck 148 ft wide.

Who owns US 34 Ml over Loveland-Greeley Canal?

It is owned by the State Highway Agency.