US Bridges

Perkins RD over Scs Channel

Good

Lane County, Oregon · 1 MI W JCT of Central RD · Structure no. 18606 406692402

Built
1996
29 years old
Condition
Good
inspected October 2024
Type
Slab
Prestressed Concrete
Length
72 ft
1 main span
Daily traffic
1,996
2020 count
Owner
County
County Highway Agency

About this bridge

Perkins RD over Scs Channel is a prestressed concrete slab carrying Perkins RD over Scs Channel in Lane County, Oregon. It was built in 1996, so it is 29 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 1,996 vehicles a day, roughly 5% of them trucks, projected to reach 2,296 by 2025. The structure is 72 ft (21.9 m) long and 28 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesPerkins RD
CrossesScs Channel
Location1 MI W JCT of Central RD
RouteCounty Highway C4066
StateOregon
Coordinates44.03715, -123.32089
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.2 US tons
Inventory rating47.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length72 ft (21.9 m)
Longest span71 ft (21.6 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,996 (2020)
Projected traffic2,296 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 Perkins RD over Scs Channel built?

It was built in 1996, making it 29 years old in 2025.

What condition is Perkins RD over Scs Channel 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 October 2024.

How much traffic does Perkins RD over Scs Channel carry?

About 1,996 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Perkins RD over Scs Channel?

The structure is 72 ft (21.9 m) long with a longest span of 71 ft (21.6 m) and a deck 28 ft wide.

Who owns Perkins RD over Scs Channel?

It is owned by the County Highway Agency.