US Bridges

Saxon RD over South Fork Nooksack

Fair

Whatcom County, Washington · 2.0 E SR 9 · Structure no. 086487000000000

Built
1998
27 years old
Condition
Fair
inspected February 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
276 ft
3 main spans
Daily traffic
256
2020 count
Owner
County
County Highway Agency

About this bridge

Saxon RD over South Fork Nooksack is a prestressed concrete continuous tee beam carrying Saxon RD over South Fork Nooksack in Whatcom County, Washington. It was built in 1998, so it is 27 years old, younger than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 256 vehicles a day, roughly 10% of them trucks, projected to reach 350 by 2042. The structure is 276 ft (84.1 m) long and 31 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSaxon RD
CrossesSouth Fork Nooksack
Location2.0 E SR 9
RouteCounty Highway 88980
Coordinates48.67808, -122.16531
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.5 US tons
Inventory rating21.1 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckOther
Main spans3
Design loadHS 25 or greater
Structure length276 ft (84.1 m)
Longest span202 ft (61.6 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic256 (2020)
Projected traffic350 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$10.3 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Saxon RD over South Fork Nooksack built?

It was built in 1998, making it 27 years old in 2025.

What condition is Saxon RD over South Fork Nooksack in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2024.

How much traffic does Saxon RD over South Fork Nooksack carry?

About 256 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Saxon RD over South Fork Nooksack?

The structure is 276 ft (84.1 m) long with a longest span of 202 ft (61.6 m) and a deck 31 ft wide.

Who owns Saxon RD over South Fork Nooksack?

It is owned by the County Highway Agency.