US Bridges

Partridge LN over Eweb Canal

Good

Lane County, Oregon · 13.0 MI E of Springfield · Structure no. 39C115107500001

Built
1979
46 years old
Condition
Good
inspected August 2024
Type
Slab
Prestressed Concrete
Length
101 ft
2 main spans
Daily traffic
183
2020 count
Owner
County
County Highway Agency

About this bridge

Partridge LN over Eweb Canal is a prestressed concrete slab carrying Partridge LN over Eweb Canal in Lane County, Oregon. It was built in 1979, so it is 46 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 183 vehicles a day, roughly 10% of them trucks, projected to reach 213 by 2025. The structure is 101 ft (30.8 m) long and 28 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesPartridge LN
CrossesEweb Canal
Location13.0 MI E of Springfield
RouteCounty Highway C1075
StateOregon
Coordinates44.07579, -122.77182
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating33 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 20
Structure length101 ft (30.8 m)
Longest span50 ft (15.2 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic183 (2020)
Projected traffic213 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Partridge LN over Eweb Canal built?

It was built in 1979, making it 46 years old in 2025.

What condition is Partridge LN over Eweb 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 August 2024.

How much traffic does Partridge LN over Eweb Canal carry?

About 183 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Partridge LN over Eweb Canal?

The structure is 101 ft (30.8 m) long with a longest span of 50 ft (15.2 m) and a deck 28 ft wide.

Who owns Partridge LN over Eweb Canal?

It is owned by the County Highway Agency.