US Bridges

I 25 NB Ml over Wildlife Underpass

Good

El Paso County, Colorado · 1.8 MI N of Monument · Structure no. H-17-DP

Built
2019
6 years old
Condition
Good
inspected February 2025
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
59 ft
1 main span
Daily traffic
67,000
2020 count
Owner
State
State Highway Agency

About this bridge

I 25 NB Ml over Wildlife Underpass is a prestressed concrete box beam or girders - single or spread carrying I 25 NB Ml over Wildlife Underpass in El Paso County, Colorado. It was built in 2019, so it is 6 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 67,000 vehicles a day, roughly 6% of them trucks, projected to reach 101,639 by 2042. The structure is 59 ft (18 m) long and 69 ft wide.

CarriesI 25 NB Ml
CrossesWildlife Underpass
Location1.8 MI N of Monument
RouteInterstate 25A
Coordinates39.11658, -104.86554
Functional classRural 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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.5 US tons
Inventory rating71.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length59 ft (18 m)
Longest span54 ft (16.5 m)
Deck width69 ft (20.9 m)
Roadway width66 ft (20 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic67,000 (2020)
Projected traffic101,639 by 2042
Trucks6%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 25 NB Ml over Wildlife Underpass built?

It was built in 2019, making it 6 years old in 2025.

What condition is I 25 NB Ml over Wildlife Underpass 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 February 2025.

How much traffic does I 25 NB Ml over Wildlife Underpass carry?

About 67,000 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is I 25 NB Ml over Wildlife Underpass?

The structure is 59 ft (18 m) long with a longest span of 54 ft (16.5 m) and a deck 69 ft wide.

Who owns I 25 NB Ml over Wildlife Underpass?

It is owned by the State Highway Agency.