US Bridges

Orchard RD over Highline Canal

PoorPosted for load

Arapahoe County, Colorado · .3 MI West of Univ Blvd · Structure no. CENT 38-4.7

Built
1965
60 years old
Condition
Poor
inspected October 2023
Type
Tee Beam
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
10,077
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Orchard RD over Highline Canal is a prestressed concrete tee beam carrying Orchard RD over Highline Canal in Arapahoe County, Colorado. It was built in 1965, so it is 60 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. Its operating status is: posted for load restriction.

It carries about 10,077 vehicles a day, roughly 6% of them trucks, projected to reach 12,294 by 2041. The structure is 36 ft (10.9 m) long and 60 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesOrchard RD
CrossesHighline Canal
Location.3 MI West of Univ Blvd
RouteCity Street 0
Coordinates39.6096, -104.96648
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
Deck8 Very GoodNo problems noted.
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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadUnknown
Structure length36 ft (10.9 m)
Longest span34 ft (10.4 m)
Deck width60 ft (18.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,077 (2021)
Projected traffic12,294 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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 Orchard RD over Highline Canal built?

It was built in 1965, making it 60 years old in 2025.

What condition is Orchard RD over Highline Canal 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 October 2023.

How much traffic does Orchard RD over Highline Canal carry?

About 10,077 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Orchard RD over Highline Canal?

The structure is 36 ft (10.9 m) long with a longest span of 34 ft (10.4 m) and a deck 60 ft wide.

Who owns Orchard RD over Highline Canal?

It is owned by the City or Municipal Highway Agency.