US Bridges

County Road 32 over Platte Valley Canal

Fair

Weld County, Colorado · 0.2 MI E of US HWY 85 · Structure no. PLTVL32.0-25.0A

Built
1987
38 years old, rebuilt 2015
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
4,636
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

County Road 32 over Platte Valley Canal is a steel stringer/multi-beam or girder carrying County Road 32 over Platte Valley Canal in Weld County, Colorado. It was built in 1987 and reconstructed in 2015, so it is 38 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 4,636 vehicles a day, roughly 52% of them trucks, projected to reach 6,583 by 2042. The structure is 30 ft (9 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesCounty Road 32
CrossesPlatte Valley Canal
Location0.2 MI E of US HWY 85
RouteCity Street 0
CountyWeld County
StateColorado
Coordinates40.21745, -104.81756
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.6 US tons
Inventory rating57.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length30 ft (9 m)
Longest span26 ft (8 m)
Deck width31 ft (9.3 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,636 (2023)
Projected traffic6,583 by 2042
Trucks52%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 County Road 32 over Platte Valley Canal built?

It was built in 1987, making it 38 years old in 2025. It was reconstructed in 2015.

What condition is County Road 32 over Platte Valley 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 March 2024.

How much traffic does County Road 32 over Platte Valley Canal carry?

About 4,636 vehicles per day (2023 count), of which roughly 52% are trucks.

How long is County Road 32 over Platte Valley Canal?

The structure is 30 ft (9 m) long with a longest span of 26 ft (8 m) and a deck 31 ft wide.

Who owns County Road 32 over Platte Valley Canal?

It is owned by the Town or Township Highway Agency.