US Bridges

US 287 Ml over US 36 Ml

Good

Adams County, Colorado · Federal @ US 36 in West. · Structure no. E-16-PX

Built
2002
23 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
345 ft
2 main spans
Daily traffic
40,000
2020 count
Owner
State
State Highway Agency

About this bridge

US 287 Ml over US 36 Ml is a prestressed concrete continuous stringer/multi-beam or girder carrying US 287 Ml over US 36 Ml in Adams County, Colorado. It was built in 2002, so it is 23 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 40,000 vehicles a day, roughly 3% of them trucks, projected to reach 45,200 by 2040. The structure is 345 ft (105.2 m) long and 115 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 287 Ml
CrossesUS 36 Ml
LocationFederal @ US 36 in West.
RouteU.S. Route 287C
Coordinates39.83563, -105.02471
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.2 US tons
Inventory rating8.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length345 ft (105.2 m)
Longest span171 ft (52 m)
Deck width115 ft (34.9 m)
Roadway width102 ft (31.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40,000 (2020)
Projected traffic45,200 by 2040
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
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 287 Ml over US 36 Ml built?

It was built in 2002, making it 23 years old in 2025.

What condition is US 287 Ml over US 36 Ml 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 287 Ml over US 36 Ml carry?

About 40,000 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is US 287 Ml over US 36 Ml?

The structure is 345 ft (105.2 m) long with a longest span of 171 ft (52 m) and a deck 115 ft wide.

Who owns US 287 Ml over US 36 Ml?

It is owned by the State Highway Agency.