US Bridges

County Road 32.5 over South Platte River

Fair

Weld County, Colorado · 0.9 MI E of CO RD 21 · Structure no. PLTVL32.5_21.0B

Built
1995
30 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
333 ft
3 main spans
Daily traffic
2,630
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

County Road 32.5 over South Platte River is a prestressed concrete continuous stringer/multi-beam or girder carrying County Road 32.5 over South Platte River in Weld County, Colorado. It was built in 1995, so it is 30 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 2,630 vehicles a day, roughly 27% of them trucks, projected to reach 3,734 by 2042. The structure is 333 ft (101.5 m) long and 39 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCounty Road 32.5
CrossesSouth Platte River
Location0.9 MI E of CO RD 21
RouteCity Street 0
Coordinates40.22506, -104.85094
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.5 US tons
Inventory rating20.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length333 ft (101.5 m)
Longest span108 ft (32.9 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,630 (2023)
Projected traffic3,734 by 2042
Trucks27%
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 32.5 over South Platte River built?

It was built in 1995, making it 30 years old in 2025.

What condition is County Road 32.5 over South Platte River 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 32.5 over South Platte River carry?

About 2,630 vehicles per day (2023 count), of which roughly 27% are trucks.

How long is County Road 32.5 over South Platte River?

The structure is 333 ft (101.5 m) long with a longest span of 108 ft (32.9 m) and a deck 39 ft wide.

Who owns County Road 32.5 over South Platte River?

It is owned by the Town or Township Highway Agency.