US Bridges

Alameda Ave over Highline Canal

Fair

Arapahoe County, Colorado · 0.25 MI E of Havana · Structure no. AUR09.0-C.5

Built
1970
55 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
31,795
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Alameda Ave over Highline Canal is a concrete culvert carrying Alameda Ave over Highline Canal in Arapahoe County, Colorado. It was built in 1970, so it is 55 years old, older 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 5 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 31,795 vehicles a day, roughly 5% of them trucks, projected to reach 38,790 by 2041. The structure is 30 ft (9.2 m) long and 99 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesAlameda Ave
CrossesHighline Canal
Location0.25 MI E of Havana
RouteCity Street 0
CountyArapahoe County
StateColorado
Coordinates39.71108, -104.86084
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.6 US tons
Inventory rating33.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length30 ft (9.2 m)
Longest span15 ft (4.5 m)
Deck width99 ft (30.1 m)
Roadway width86 ft (26.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,795 (2021)
Projected traffic38,790 by 2041
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Highline Canal built?

It was built in 1970, making it 55 years old in 2025.

What condition is Alameda Ave over Highline Canal 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 October 2023.

How much traffic does Alameda Ave over Highline Canal carry?

About 31,795 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Alameda Ave over Highline Canal?

The structure is 30 ft (9.2 m) long with a longest span of 15 ft (4.5 m) and a deck 99 ft wide.

Who owns Alameda Ave over Highline Canal?

It is owned by the City or Municipal Highway Agency.