US Bridges

County Road 19 over Poudre Valley Canal

Fair

Larimer County, Colorado · 50 Ft N of CO RD 64 · Structure no. LR19-0.0-64

Built
1963
62 years old, rebuilt 1983
Condition
Fair
inspected March 2025
Type
Tee Beam
Prestressed Concrete
Length
33 ft
1 main span
Daily traffic
1,254
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 19 over Poudre Valley Canal is a prestressed concrete tee beam carrying County Road 19 over Poudre Valley Canal in Larimer County, Colorado. It was built in 1963 and reconstructed in 1983, so it is 62 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 5 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 1,254 vehicles a day, roughly 23% of them trucks, projected to reach 1,568 by 2043. The structure is 33 ft (10 m) long and 37 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Road 19
CrossesPoudre Valley Canal
Location50 Ft N of CO RD 64
RouteCounty Highway 0
Coordinates40.71114, -105.11475
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.7 US tons
Inventory rating22.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length33 ft (10 m)
Longest span30 ft (9.1 m)
Deck width37 ft (11.2 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,254 (2023)
Projected traffic1,568 by 2043
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 19 over Poudre Valley Canal built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1983.

What condition is County Road 19 over Poudre 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 2025.

How much traffic does County Road 19 over Poudre Valley Canal carry?

About 1,254 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is County Road 19 over Poudre Valley Canal?

The structure is 33 ft (10 m) long with a longest span of 30 ft (9.1 m) and a deck 37 ft wide.

Who owns County Road 19 over Poudre Valley Canal?

It is owned by the County Highway Agency.