US Bridges

US 36 Wbnd Ml over I 25 Ml Ramps Hov Lanes

Fair

Adams County, Colorado · Int. 36 and I 25 · Structure no. E-17-QM

Built
1998
27 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Single or Spread
Steel Continuous
Length
842 ft
5 main spans
Daily traffic
9,600
2018 count
Owner
State
State Highway Agency

About this bridge

US 36 Wbnd Ml over I 25 Ml Ramps Hov Lanes is a steel continuous box beam or girders - single or spread carrying US 36 Wbnd Ml over I 25 Ml Ramps Hov Lanes in Adams County, Colorado. It was built in 1998, so it is 27 years old, younger 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 9,600 vehicles a day, roughly 14% of them trucks, projected to reach 46,400 by 2038. The structure is 842 ft (256.5 m) long and 58 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 36 Wbnd Ml
CrossesI 25 Ml Ramps Hov Lanes
LocationInt. 36 and I 25
RouteU.S. Route 25A
Coordinates39.82798, -104.98368
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 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 rating63.1 US tons
Inventory rating37.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 25 or greater
Structure length842 ft (256.5 m)
Longest span189 ft (57.6 m)
Deck width58 ft (17.7 m)
Roadway width55 ft (16.8 m)
Vertical clearance over deck18 ft (5.5 m)

Traffic and service

Average daily traffic9,600 (2018)
Projected traffic46,400 by 2038
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed0.6 mi (1 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 36 Wbnd Ml over I 25 Ml Ramps Hov Lanes built?

It was built in 1998, making it 27 years old in 2025.

What condition is US 36 Wbnd Ml over I 25 Ml Ramps Hov Lanes 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 September 2023.

How much traffic does US 36 Wbnd Ml over I 25 Ml Ramps Hov Lanes carry?

About 9,600 vehicles per day (2018 count), of which roughly 14% are trucks.

How long is US 36 Wbnd Ml over I 25 Ml Ramps Hov Lanes?

The structure is 842 ft (256.5 m) long with a longest span of 189 ft (57.6 m) and a deck 58 ft wide.

Who owns US 36 Wbnd Ml over I 25 Ml Ramps Hov Lanes?

It is owned by the State Highway Agency.