US Bridges

104th Ave over I 25 Ml

Good

Adams County, Colorado · In Northglenn · Structure no. E-17-ADP

Built
2009
16 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
258 ft
2 main spans
Daily traffic
51,537
2024 count
Owner
State
State Highway Agency

About this bridge

104th Ave over I 25 Ml is a prestressed concrete continuous box beam or girders - multiple carrying 104th Ave over I 25 Ml in Adams County, Colorado. It was built in 2009, so it is 16 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 51,537 vehicles a day, roughly 1% of them trucks, projected to reach 66,998 by 2044. The structure is 258 ft (78.5 m) long and 147 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries104th Ave
CrossesI 25 Ml
LocationIn Northglenn
RouteCity Street 0
Coordinates39.88512, -104.98805
Functional classUrban Collector

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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating78.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length258 ft (78.5 m)
Longest span125 ft (38.1 m)
Deck width147 ft (44.8 m)
Roadway width128 ft (39 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51,537 (2024)
Projected traffic66,998 by 2044
Trucks1%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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 104th Ave over I 25 Ml built?

It was built in 2009, making it 16 years old in 2025.

What condition is 104th Ave over I 25 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 July 2024.

How much traffic does 104th Ave over I 25 Ml carry?

About 51,537 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is 104th Ave over I 25 Ml?

The structure is 258 ft (78.5 m) long with a longest span of 125 ft (38.1 m) and a deck 147 ft wide.

Who owns 104th Ave over I 25 Ml?

It is owned by the State Highway Agency.