US Bridges

Scott River RD over Deep Creek

Good

Siskiyou County, California · 0.6 KM N Kelsey Creek RD · Structure no. 02C0269

Built
1999
26 years old
Condition
Good
inspected August 2024
Type
Slab
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
77
2011 count
Owner
County
County Highway Agency

About this bridge

Scott River RD over Deep Creek is a prestressed concrete slab carrying Scott River RD over Deep Creek in Siskiyou County, California. It was built in 1999, so it is 26 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 77 vehicles a day, roughly 10% of them trucks, projected to reach 186 by 2042. The structure is 63 ft (19.1 m) long and 20 ft wide. If it were closed, the detour would be 85.1 mi (137 km).

CarriesScott River RD
CrossesDeep Creek
Location0.6 KM N Kelsey Creek RD
RouteCounty Highway 0
Coordinates41.66496, -123.11281
Functional classRural Major Collector

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 inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length63 ft (19.1 m)
Longest span63 ft (19.1 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic77 (2011)
Projected traffic186 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed85.1 mi (137 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Scott River RD over Deep Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Scott River RD over Deep 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 August 2024.

How much traffic does Scott River RD over Deep Creek carry?

About 77 vehicles per day (2011 count), of which roughly 10% are trucks.

How long is Scott River RD over Deep Creek?

The structure is 63 ft (19.1 m) long with a longest span of 63 ft (19.1 m) and a deck 20 ft wide.

Who owns Scott River RD over Deep Creek?

It is owned by the County Highway Agency.