US Bridges

No Data Entered over West Fk Shadow Creek

Fair

Siskiyou County, California · Cecilville · Structure no. 050554000001090

Built
1991
34 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
5
Owner
Federal
U.S. Forest Service

About this bridge

No Data Entered over West Fk Shadow Creek is a prestressed concrete box beam or girders - single or spread carrying No Data Entered over West Fk Shadow Creek in Siskiyou County, California. It was built in 1991, so it is 34 years old, younger 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 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 5 vehicles a day, projected to reach 7 by 2045. The structure is 40 ft (12.2 m) long and 16 ft wide.

Location

Open in Google Maps
CarriesNo Data Entered
CrossesWest Fk Shadow Creek
LocationCecilville
RouteFederal Lands Road 39N73
CountySiskiyou County
StateCalifornia
Coordinates41.22036, -123.08245
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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating39.2 US tons
Inventory rating30.3 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span38 ft (11.6 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (—)
Projected traffic7 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was No Data Entered over West Fk Shadow Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is No Data Entered over West Fk Shadow Creek 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 August 2023.

How much traffic does No Data Entered over West Fk Shadow Creek carry?

About 5 vehicles per day (latest count).

How long is No Data Entered over West Fk Shadow Creek?

The structure is 40 ft (12.2 m) long with a longest span of 38 ft (11.6 m) and a deck 16 ft wide.

Who owns No Data Entered over West Fk Shadow Creek?

It is owned by the U.S. Forest Service.