US Bridges

Scorpion Creek over North Fk. Scorpion Creek

Good

Trinity County, California · No Data Entered · Structure no. 051456000001032

Built
1977
48 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
26 ft
1 main span
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Scorpion Creek over North Fk. Scorpion Creek is a wood or timber stringer/multi-beam or girder carrying Scorpion Creek over North Fk. Scorpion Creek in Trinity County, California. It was built in 1977, so it is 48 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, projected to reach 75 by 2045. The structure is 26 ft (8 m) long and 18 ft wide.

CarriesScorpion Creek
CrossesNorth Fk. Scorpion Creek
LocationNo Data Entered
RouteFederal Lands Road 38N85
Coordinates41.10198, -122.69639
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation*: *
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating—
Inventory rating—

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length26 ft (8 m)
Longest span25 ft (7.6 m)
Deck width18 ft (5.4 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 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 Scorpion Creek over North Fk. Scorpion Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is Scorpion Creek over North Fk. Scorpion Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does Scorpion Creek over North Fk. Scorpion Creek carry?

About 50 vehicles per day (latest count).

How long is Scorpion Creek over North Fk. Scorpion Creek?

The structure is 26 ft (8 m) long with a longest span of 25 ft (7.6 m) and a deck 18 ft wide.

Who owns Scorpion Creek over North Fk. Scorpion Creek?

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