US Bridges

Empire Blvd. over C.O.I. Canal

Good

Deschutes County, Oregon · 6 Mi. N.E. of Bend · Structure no. 18374 333502150

Built
1994
31 years old
Condition
Good
inspected February 2023
Type
Slab
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
1,742
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Empire Blvd. over C.O.I. Canal is a prestressed concrete slab carrying Empire Blvd. over C.O.I. Canal in Deschutes County, Oregon. It was built in 1994, so it is 31 years old, younger than the Oregon average of 49.9 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 1,742 vehicles a day, roughly 5% of them trucks, projected to reach 1,983 by 2025. The structure is 52 ft (15.9 m) long and 48 ft wide.

CarriesEmpire Blvd.
CrossesC.O.I. Canal
Location6 Mi. N.E. of Bend
RouteCounty Highway 3335
StateOregon
Coordinates44.09091, -121.27969
Functional classUrban Other Principal Arterial

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.5 US tons
Inventory rating74.3 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length52 ft (15.9 m)
Longest span51 ft (15.5 m)
Deck width48 ft (14.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,742 (2020)
Projected traffic1,983 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Empire Blvd. over C.O.I. Canal built?

It was built in 1994, making it 31 years old in 2025.

What condition is Empire Blvd. over C.O.I. Canal 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 February 2023.

How much traffic does Empire Blvd. over C.O.I. Canal carry?

About 1,742 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Empire Blvd. over C.O.I. Canal?

The structure is 52 ft (15.9 m) long with a longest span of 51 ft (15.5 m) and a deck 48 ft wide.

Who owns Empire Blvd. over C.O.I. Canal?

It is owned by the City or Municipal Highway Agency.