US Bridges

Scarlett Way over Sacramento River

Fair

Siskiyou County, California · 0.2 MI NW Dunsmuir Ave · Structure no. 02C0053

Built
1970
55 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
140 ft
3 main spans
Daily traffic
59
2011 count
Owner
City
City or Municipal Highway Agency

About this bridge

Scarlett Way over Sacramento River is a steel continuous stringer/multi-beam or girder carrying Scarlett Way over Sacramento River in Siskiyou County, California. It was built in 1970, so it is 55 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 59 vehicles a day, roughly 2% of them trucks, projected to reach 114 by 2041. The structure is 140 ft (42.7 m) long and 19 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesScarlett Way
CrossesSacramento River
Location0.2 MI NW Dunsmuir Ave
RouteCity Street 0
Coordinates41.23029, -122.27916
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating43.2 US tons
Inventory rating25.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length140 ft (42.7 m)
Longest span100 ft (30.5 m)
Deck width19 ft (5.7 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic59 (2011)
Projected traffic114 by 2041
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Scarlett Way over Sacramento River built?

It was built in 1970, making it 55 years old in 2025.

What condition is Scarlett Way over Sacramento 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 June 2023.

How much traffic does Scarlett Way over Sacramento River carry?

About 59 vehicles per day (2011 count), of which roughly 2% are trucks.

How long is Scarlett Way over Sacramento River?

The structure is 140 ft (42.7 m) long with a longest span of 100 ft (30.5 m) and a deck 19 ft wide.

Who owns Scarlett Way over Sacramento River?

It is owned by the City or Municipal Highway Agency.