US Bridges

Quincy Ave over West Tollgate Creek

Fair

Arapahoe County, Colorado · 0.5 MI E of Buckley RD · Structure no. AUR19.0-M.0

Built
1979
46 years old
Condition
Fair
inspected November 2021
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
25,431
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Quincy Ave over West Tollgate Creek is a concrete culvert carrying Quincy Ave over West Tollgate Creek in Arapahoe County, Colorado. It was built in 1979, so it is 46 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 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 25,431 vehicles a day, roughly 6% of them trucks, projected to reach 31,026 by 2041. The structure is 21 ft (6.5 m) long and 156 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesQuincy Ave
CrossesWest Tollgate Creek
Location0.5 MI E of Buckley RD
RouteCity Street 0
Coordinates39.63831, -104.78234
Functional classUrban Other Principal 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.5 m)
Longest span10 ft (3.1 m)
Deck width156 ft (47.7 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,431 (2021)
Projected traffic31,026 by 2041
Trucks6%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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 Quincy Ave over West Tollgate Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is Quincy Ave over West Tollgate Creek 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 November 2021.

How much traffic does Quincy Ave over West Tollgate Creek carry?

About 25,431 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Quincy Ave over West Tollgate Creek?

The structure is 21 ft (6.5 m) long with a longest span of 10 ft (3.1 m) and a deck 156 ft wide.

Who owns Quincy Ave over West Tollgate Creek?

It is owned by the City or Municipal Highway Agency.