US Bridges

US 285 Hampden Ave over Lrt

Good

Denver County, Colorado · W of I-25 / Hampden Intrs · Structure no. F-17-NV

Built
2005
20 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
49,000
2020 count
Owner
State
State Highway Agency

About this bridge

US 285 Hampden Ave over Lrt is a prestressed concrete box beam or girders - single or spread carrying US 285 Hampden Ave over Lrt in Denver County, Colorado. It was built in 2005, so it is 20 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 49,000 vehicles a day, roughly 3% of them trucks, projected to reach 52,920 by 2040. The structure is 39 ft (11.9 m) long and 400 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 285 Hampden Ave
CrossesLrt
LocationW of I-25 / Hampden Intrs
RouteU.S. Route 285D
Coordinates39.65324, -104.91927
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating47.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length39 ft (11.9 m)
Longest span36 ft (11 m)
Deck width400 ft (121.9 m)
Roadway width400 ft (121.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49,000 (2020)
Projected traffic52,920 by 2040
Trucks3%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 285 Hampden Ave over Lrt built?

It was built in 2005, making it 20 years old in 2025.

What condition is US 285 Hampden Ave over Lrt 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 March 2023.

How much traffic does US 285 Hampden Ave over Lrt carry?

About 49,000 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is US 285 Hampden Ave over Lrt?

The structure is 39 ft (11.9 m) long with a longest span of 36 ft (11 m) and a deck 400 ft wide.

Who owns US 285 Hampden Ave over Lrt?

It is owned by the State Highway Agency.