US Bridges

Quentin ST over Local Drainage

Good

Adams County, Colorado · Just N of Baranmoor Pkwy · Structure no. AUR01.9-E.3-A

Built
2016
9 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
42 ft
2 main spans
Daily traffic
332
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Quentin ST over Local Drainage is a concrete culvert carrying Quentin ST over Local Drainage in Adams County, Colorado. It was built in 2016, so it is 9 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 332 vehicles a day, roughly 2% of them trucks, projected to reach 432 by 2041. The structure is 42 ft (12.7 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesQuentin ST
CrossesLocal Drainage
LocationJust N of Baranmoor Pkwy
RouteCity Street 0
Coordinates39.76263, -104.8445
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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.5 US tons
Inventory rating32.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length42 ft (12.7 m)
Longest span20 ft (6.1 m)
Deck width54 ft (16.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic332 (2021)
Projected traffic432 by 2041
Trucks2%
Lanes on structure2
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 Quentin ST over Local Drainage built?

It was built in 2016, making it 9 years old in 2025.

What condition is Quentin ST over Local Drainage 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 October 2023.

How much traffic does Quentin ST over Local Drainage carry?

About 332 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Quentin ST over Local Drainage?

The structure is 42 ft (12.7 m) long with a longest span of 20 ft (6.1 m) and a deck 54 ft wide.

Who owns Quentin ST over Local Drainage?

It is owned by the City or Municipal Highway Agency.