US Bridges

US 34 Ml over Buckingham Ditch

Fair

Larimer County, Colorado · 2 MI West of Loveland · Structure no. C-16-AF

Built
1997
28 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
8,300
2020 count
Owner
State
State Highway Agency

About this bridge

US 34 Ml over Buckingham Ditch is a concrete culvert carrying US 34 Ml over Buckingham Ditch in Larimer County, Colorado. It was built in 1997, so it is 28 years old, younger 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 8,300 vehicles a day, roughly 4% of them trucks, projected to reach 9,628 by 2040. The structure is 27 ft (8.2 m) long and 63 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 34 Ml
CrossesBuckingham Ditch
Location2 MI West of Loveland
RouteU.S. Route 34A
Coordinates40.4191, -105.1775
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span27 ft (8.2 m)
Deck width63 ft (19.1 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,300 (2020)
Projected traffic9,628 by 2040
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Buckingham Ditch built?

It was built in 1997, making it 28 years old in 2025.

What condition is US 34 Ml over Buckingham Ditch 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 January 2024.

How much traffic does US 34 Ml over Buckingham Ditch carry?

About 8,300 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is US 34 Ml over Buckingham Ditch?

The structure is 27 ft (8.2 m) long with a longest span of 27 ft (8.2 m) and a deck 63 ft wide.

Who owns US 34 Ml over Buckingham Ditch?

It is owned by the State Highway Agency.