US Bridges

Scott Paper CO RD over SR 20

Poor

Skagit County, Washington · 10.8 E JCT SR 9 · Structure no. 0008227A0000000

Built
1967
58 years old
Condition
Poor
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
181 ft
1 main span
Daily traffic
75
2015 count
Owner
State
State Highway Agency

About this bridge

Scott Paper CO RD over SR 20 is a steel stringer/multi-beam or girder carrying Scott Paper CO RD over SR 20 in Skagit County, Washington. It was built in 1967, so it is 58 years old, older than the Washington average of 49.8 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.

It carries about 75 vehicles a day, roughly 15% of them trucks, projected to reach 100 by 2037. The structure is 181 ft (55.2 m) long and 15 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesScott Paper CO RD
CrossesSR 20
Location10.8 E JCT SR 9
CountySkagit County
StateWashington
Coordinates48.52981, -122.00003
Functional classRural Local

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
Deck7 GoodSome minor problems.
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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating99 US tons
Inventory rating73 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+7 approach)
Design loadHS 20
Structure length181 ft (55.2 m)
Longest span41 ft (12.5 m)
Deck width15 ft (4.7 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2015)
Projected traffic100 by 2037
Trucks15%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.5 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Scott Paper CO RD over SR 20 built?

It was built in 1967, making it 58 years old in 2025.

What condition is Scott Paper CO RD over SR 20 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 March 2024.

How much traffic does Scott Paper CO RD over SR 20 carry?

About 75 vehicles per day (2015 count), of which roughly 15% are trucks.

How long is Scott Paper CO RD over SR 20?

The structure is 181 ft (55.2 m) long with a longest span of 41 ft (12.5 m) and a deck 15 ft wide.

Who owns Scott Paper CO RD over SR 20?

It is owned by the State Highway Agency.