US Bridges

Chandler Road over Spanish CR & Greenhrn CR

Fair

Plumas County, California · Intersect Oakland Camp RD · Structure no. 09C0037

Built
1953
72 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
244 ft
4 main spans
Daily traffic
520
2019 count
Owner
County
County Highway Agency

About this bridge

Chandler Road over Spanish CR & Greenhrn CR is a steel stringer/multi-beam or girder carrying Chandler Road over Spanish CR & Greenhrn CR in Plumas County, California. It was built in 1953, so it is 72 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 520 vehicles a day, roughly 7% of them trucks, projected to reach 734 by 2041. The structure is 244 ft (74.4 m) long and 15 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesChandler Road
CrossesSpanish CR & Greenhrn CR
LocationIntersect Oakland Camp RD
RouteCounty Highway 0
Coordinates39.96804, -120.91636
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45 US tons
Inventory rating27.1 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans4
Design loadHS 20
Structure length244 ft (74.4 m)
Longest span60 ft (18.3 m)
Deck width15 ft (4.7 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic520 (2019)
Projected traffic734 by 2041
Trucks7%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 Chandler Road over Spanish CR & Greenhrn CR built?

It was built in 1953, making it 72 years old in 2025.

What condition is Chandler Road over Spanish CR & Greenhrn CR 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 October 2023.

How much traffic does Chandler Road over Spanish CR & Greenhrn CR carry?

About 520 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is Chandler Road over Spanish CR & Greenhrn CR?

The structure is 244 ft (74.4 m) long with a longest span of 60 ft (18.3 m) and a deck 15 ft wide.

Who owns Chandler Road over Spanish CR & Greenhrn CR?

It is owned by the County Highway Agency.