US Bridges

Newhalem Campgroun over Skagit River

Fair

Whatcom County, Washington · 100 Feet South of Highway · Structure no. 9470015P0000000

Built
1958
67 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
314 ft
5 main spans
Daily traffic
200
2019 count
Owner
Federal
National Park Service

About this bridge

Newhalem Campgroun over Skagit River is a concrete continuous box beam or girders - single or spread carrying Newhalem Campgroun over Skagit River in Whatcom County, Washington. It was built in 1958, so it is 67 years old, older 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 200 vehicles a day, roughly 2% of them trucks, projected to reach 500 by 2039. The structure is 314 ft (95.7 m) long and 18 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesNewhalem Campgroun
CrossesSkagit River
Location100 Feet South of Highway
RouteFederal Lands Road 202
Coordinates48.67194, -121.26261
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83 US tons
Inventory rating50 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length314 ft (95.7 m)
Longest span100 ft (30.5 m)
Deck width18 ft (5.6 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2019)
Projected traffic500 by 2039
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerNational Park Service
Maintained byNational Park Service
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$131,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Newhalem Campgroun over Skagit River built?

It was built in 1958, making it 67 years old in 2025.

What condition is Newhalem Campgroun over Skagit River 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 September 2024.

How much traffic does Newhalem Campgroun over Skagit River carry?

About 200 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is Newhalem Campgroun over Skagit River?

The structure is 314 ft (95.7 m) long with a longest span of 100 ft (30.5 m) and a deck 18 ft wide.

Who owns Newhalem Campgroun over Skagit River?

It is owned by the National Park Service.