US Bridges

Hov Ramp over I25 Access

Good

Adams County, Colorado · Median I25 Ml & SH 22 · Structure no. E-17-PU

Built
1993
32 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
156 ft
1 main span
Daily traffic
242,000
2020 count
Owner
State
State Highway Agency

About this bridge

Hov Ramp over I25 Access is a prestressed concrete box beam or girders - multiple carrying Hov Ramp over I25 Access in Adams County, Colorado. It was built in 1993, so it is 32 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 242,000 vehicles a day, roughly 10% of them trucks, projected to reach 283,140 by 2040. The structure is 156 ft (47.6 m) long and 31 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesHov Ramp
CrossesI25 Access
LocationMedian I25 Ml & SH 22
RouteInterstate 25A
Coordinates39.82334, -104.98296
Functional classUrban Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.6 US tons
Inventory rating49.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length156 ft (47.6 m)
Longest span151 ft (46 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic242,000 (2020)
Projected traffic283,140 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Hov Ramp over I25 Access built?

It was built in 1993, making it 32 years old in 2025.

What condition is Hov Ramp over I25 Access 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 June 2023.

How much traffic does Hov Ramp over I25 Access carry?

About 242,000 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Hov Ramp over I25 Access?

The structure is 156 ft (47.6 m) long with a longest span of 151 ft (46 m) and a deck 31 ft wide.

Who owns Hov Ramp over I25 Access?

It is owned by the State Highway Agency.