US Bridges

Park Drive over Westerdall Lake Outlet

Good

Larimer County, Colorado · 0.2 MI E of Boise Avenue · Structure no. LOV1760PARKDRIV

Built
1993
32 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
633
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Park Drive over Westerdall Lake Outlet is a concrete culvert carrying Park Drive over Westerdall Lake Outlet in Larimer County, Colorado. It was built in 1993, so it is 32 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 633 vehicles a day, roughly 10% of them trucks, projected to reach 792 by 2043. The structure is 21 ft (6.3 m) long and 51 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesPark Drive
CrossesWesterdall Lake Outlet
Location0.2 MI E of Boise Avenue
RouteCity Street 0
Coordinates40.41914, -105.05039
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
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 rating75.8 US tons
Inventory rating45.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width51 ft (15.6 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic633 (2023)
Projected traffic792 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 Park Drive over Westerdall Lake Outlet built?

It was built in 1993, making it 32 years old in 2025.

What condition is Park Drive over Westerdall Lake Outlet in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does Park Drive over Westerdall Lake Outlet carry?

About 633 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Park Drive over Westerdall Lake Outlet?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m) and a deck 51 ft wide.

Who owns Park Drive over Westerdall Lake Outlet?

It is owned by the City or Municipal Highway Agency.