US Bridges

County Road 24.5 over Platte Valley Canal

Fair

Weld County, Colorado · 50 Ft E of CO RD 25.5 · Structure no. WEL024.5_025.0A

Built
2010
15 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
47 ft
1 main span
Daily traffic
93
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 24.5 over Platte Valley Canal is a steel stringer/multi-beam or girder carrying County Road 24.5 over Platte Valley Canal in Weld County, Colorado. It was built in 2010, so it is 15 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 93 vehicles a day, roughly 36% of them trucks, projected to reach 132 by 2042. The structure is 47 ft (14.3 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesCounty Road 24.5
CrossesPlatte Valley Canal
Location50 Ft E of CO RD 25.5
RouteCounty Highway 0
CountyWeld County
StateColorado
Coordinates40.16688, -104.82028
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
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 evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.7 US tons
Inventory rating32.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length47 ft (14.3 m)
Longest span44 ft (13.4 m)
Deck width30 ft (9 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic93 (2022)
Projected traffic132 by 2042
Trucks36%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 24.5 over Platte Valley Canal built?

It was built in 2010, making it 15 years old in 2025.

What condition is County Road 24.5 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 24.5 over Platte Valley Canal carry?

About 93 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is County Road 24.5 over Platte Valley Canal?

The structure is 47 ft (14.3 m) long with a longest span of 44 ft (13.4 m) and a deck 30 ft wide.

Who owns County Road 24.5 over Platte Valley Canal?

It is owned by the County Highway Agency.