US Bridges

Lemay Avenue over Cache LA Poudre River

Fair

Larimer County, Colorado · 0.1 MI N of Riverside Ave · Structure no. FCLMY-0.1-RVSDE

Built
1980
45 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
266 ft
3 main spans
Daily traffic
22,461
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lemay Avenue over Cache LA Poudre River is a prestressed concrete continuous stringer/multi-beam or girder carrying Lemay Avenue over Cache LA Poudre River in Larimer County, Colorado. It was built in 1980, so it is 45 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 22,461 vehicles a day, roughly 12% of them trucks, projected to reach 28,077 by 2042. The structure is 266 ft (81.2 m) long and 66 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLemay Avenue
CrossesCache LA Poudre River
Location0.1 MI N of Riverside Ave
RouteCity Street 0
Coordinates40.57967, -105.05739
Functional classUrban Minor Arterial

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
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 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 rating63.4 US tons
Inventory rating38 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length266 ft (81.2 m)
Longest span94 ft (28.7 m)
Deck width66 ft (20.1 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,461 (2022)
Projected traffic28,077 by 2042
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Lemay Avenue over Cache LA Poudre River built?

It was built in 1980, making it 45 years old in 2025.

What condition is Lemay Avenue over Cache LA Poudre 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 April 2023.

How much traffic does Lemay Avenue over Cache LA Poudre River carry?

About 22,461 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is Lemay Avenue over Cache LA Poudre River?

The structure is 266 ft (81.2 m) long with a longest span of 94 ft (28.7 m) and a deck 66 ft wide.

Who owns Lemay Avenue over Cache LA Poudre River?

It is owned by the City or Municipal Highway Agency.