US Bridges

144th Ave over West Frontage RD

Good

Adams County, Colorado · 0.10 MI W of I-25 · Structure no. WST25-02-X

Built
2006
19 years old
Condition
Good
inspected December 2023
Type
Arch - Deck
Concrete
Length
48 ft
1 main span
Daily traffic
26,804
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

144th Ave over West Frontage RD is a concrete arch - deck carrying 144th Ave over West Frontage RD in Adams County, Colorado. It was built in 2006, so it is 19 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 26,804 vehicles a day, roughly 4% of them trucks, projected to reach 34,846 by 2041. The structure is 48 ft (14.7 m) long and 176 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries144th Ave
CrossesWest Frontage RD
Location0.10 MI W of I-25
RouteCity Street 0
Coordinates39.9576, -104.99019
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating36 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length48 ft (14.7 m)
Longest span48 ft (14.7 m)
Deck width176 ft (53.6 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,804 (2021)
Projected traffic34,846 by 2041
Trucks4%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
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 144th Ave over West Frontage RD built?

It was built in 2006, making it 19 years old in 2025.

What condition is 144th Ave over West Frontage RD 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 December 2023.

How much traffic does 144th Ave over West Frontage RD carry?

About 26,804 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is 144th Ave over West Frontage RD?

The structure is 48 ft (14.7 m) long with a longest span of 48 ft (14.7 m) and a deck 176 ft wide.

Who owns 144th Ave over West Frontage RD?

It is owned by the City or Municipal Highway Agency.