US Bridges

Alameda Ave over I 225 Ml

Poor

Arapahoe County, Colorado · Alameda over I225 · Structure no. F-17-GN

Built
1969
56 years old
Condition
Poor
inspected June 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
202 ft
2 main spans
Daily traffic
20,060
2024 count
Owner
State
State Highway Agency

About this bridge

Alameda Ave over I 225 Ml is a concrete continuous box beam or girders - multiple carrying Alameda Ave over I 225 Ml in Arapahoe County, Colorado. It was built in 1969, so it is 56 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 20,060 vehicles a day, roughly 5% of them trucks, projected to reach 24,473 by 2044. The structure is 202 ft (61.6 m) long and 92 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAlameda Ave
CrossesI 225 Ml
LocationAlameda over I225
RouteCity Street 0
Coordinates39.71104, -104.82722
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.2 US tons
Inventory rating25 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length202 ft (61.6 m)
Longest span98 ft (30 m)
Deck width92 ft (28 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,060 (2024)
Projected traffic24,473 by 2044
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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 Alameda Ave over I 225 Ml built?

It was built in 1969, making it 56 years old in 2025.

What condition is Alameda Ave over I 225 Ml in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2023.

How much traffic does Alameda Ave over I 225 Ml carry?

About 20,060 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Alameda Ave over I 225 Ml?

The structure is 202 ft (61.6 m) long with a longest span of 98 ft (30 m) and a deck 92 ft wide.

Who owns Alameda Ave over I 225 Ml?

It is owned by the State Highway Agency.