US Bridges

CR 64/JESS Valley over South Fork Pit River

Fair

Modoc County, California · 3.5 MI E S.R. 395 · Structure no. 03C0045

Built
1972
53 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
63 ft
1 main span
Daily traffic
315
2010 count
Owner
County
County Highway Agency

About this bridge

CR 64/JESS Valley over South Fork Pit River is a wood or timber stringer/multi-beam or girder carrying CR 64/JESS Valley over South Fork Pit River in Modoc County, California. It was built in 1972, so it is 53 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 315 vehicles a day, roughly 6% of them trucks, projected to reach 367 by 2041. The structure is 63 ft (19.1 m) long and 26 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesCR 64/JESS Valley
CrossesSouth Fork Pit River
Location3.5 MI E S.R. 395
RouteCounty Highway 0
Coordinates41.22998, -120.4366
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating38.9 US tons
Inventory rating29.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length63 ft (19.1 m)
Longest span61 ft (18.6 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic315 (2010)
Projected traffic367 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 64/JESS Valley over South Fork Pit River built?

It was built in 1972, making it 53 years old in 2025.

What condition is CR 64/JESS Valley over South Fork Pit 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 April 2023.

How much traffic does CR 64/JESS Valley over South Fork Pit River carry?

About 315 vehicles per day (2010 count), of which roughly 6% are trucks.

How long is CR 64/JESS Valley over South Fork Pit River?

The structure is 63 ft (19.1 m) long with a longest span of 61 ft (18.6 m) and a deck 26 ft wide.

Who owns CR 64/JESS Valley over South Fork Pit River?

It is owned by the County Highway Agency.