US Bridges

Perkins RD over Skipanon River

Good

Clatsop County, Oregon · 025 MI S of Warrenton · Structure no. 17413 100200040

Built
1995
30 years old
Condition
Good
inspected April 2023
Type
Slab
Prestressed Concrete
Length
71 ft
1 main span
Daily traffic
81
2020 count
Owner
County
County Highway Agency

About this bridge

Perkins RD over Skipanon River is a prestressed concrete slab carrying Perkins RD over Skipanon River in Clatsop County, Oregon. It was built in 1995, so it is 30 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 81 vehicles a day, projected to reach 96 by 2025. The structure is 71 ft (21.6 m) long and 28 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesPerkins RD
CrossesSkipanon River
Location025 MI S of Warrenton
RouteCounty Highway C1002
StateOregon
Coordinates46.12856, -123.91963
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
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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating42.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length71 ft (21.6 m)
Longest span70 ft (21.3 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic81 (2020)
Projected traffic96 by 2025
Trucks0%
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 Perkins RD over Skipanon River built?

It was built in 1995, making it 30 years old in 2025.

What condition is Perkins RD over Skipanon River 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 April 2023.

How much traffic does Perkins RD over Skipanon River carry?

About 81 vehicles per day (2020 count).

How long is Perkins RD over Skipanon River?

The structure is 71 ft (21.6 m) long with a longest span of 70 ft (21.3 m) and a deck 28 ft wide.

Who owns Perkins RD over Skipanon River?

It is owned by the County Highway Agency.