US Bridges

SH 26 Ml Alameda over I 25 Ml

Fair

Denver County, Colorado · In Denver I25 · Structure no. F-16-XU

Built
2012
13 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
239 ft
2 main spans
Daily traffic
42,000
2020 count
Owner
State
State Highway Agency

About this bridge

SH 26 Ml Alameda over I 25 Ml is a prestressed concrete box beam or girders - multiple carrying SH 26 Ml Alameda over I 25 Ml in Denver County, Colorado. It was built in 2012, so it is 13 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 42,000 vehicles a day, roughly 3% of them trucks, projected to reach 42,840 by 2040. The structure is 239 ft (72.8 m) long and 142 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSH 26 Ml Alameda
CrossesI 25 Ml
LocationIn Denver I25
RouteState Highway 26B
Coordinates39.71103, -104.99935
Functional classUrban Other Principal Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.1 US tons
Inventory rating39.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length239 ft (72.8 m)
Longest span115 ft (35.1 m)
Deck width142 ft (43.3 m)
Roadway width139 ft (42.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,000 (2020)
Projected traffic42,840 by 2040
Trucks3%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$927,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 26 Ml Alameda over I 25 Ml built?

It was built in 2012, making it 13 years old in 2025.

What condition is SH 26 Ml Alameda over I 25 Ml 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 November 2024.

How much traffic does SH 26 Ml Alameda over I 25 Ml carry?

About 42,000 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is SH 26 Ml Alameda over I 25 Ml?

The structure is 239 ft (72.8 m) long with a longest span of 115 ft (35.1 m) and a deck 142 ft wide.

Who owns SH 26 Ml Alameda over I 25 Ml?

It is owned by the State Highway Agency.