US Bridges

Jolon RD over Pine Canyon CR

Fair

Monterey County, California · 0.5 MI South of US 101 · Structure no. 44C0023

Built
1943
82 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
174 ft
9 main spans
Daily traffic
2,700
2017 count
Owner
County
County Highway Agency

About this bridge

Jolon RD over Pine Canyon CR is a wood or timber stringer/multi-beam or girder carrying Jolon RD over Pine Canyon CR in Monterey County, California. It was built in 1943, so it is 82 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 2,700 vehicles a day, roughly 2% of them trucks, projected to reach 5,470 by 2047. The structure is 174 ft (53 m) long and 28 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

Location

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CarriesJolon RD
CrossesPine Canyon CR
Location0.5 MI South of US 101
RouteCounty Highway 0
CountyMonterey County
StateCalifornia
Coordinates36.19164, -121.14366
Functional classRural Major 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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionFebruary 2025
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.3 US tons
Inventory rating23.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans9
Design loadHS 15
Structure length174 ft (53 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.6 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2017)
Projected traffic5,470 by 2047
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 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 Jolon RD over Pine Canyon CR built?

It was built in 1943, making it 82 years old in 2025.

What condition is Jolon RD over Pine Canyon 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 February 2025.

How much traffic does Jolon RD over Pine Canyon CR carry?

About 2,700 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Jolon RD over Pine Canyon CR?

The structure is 174 ft (53 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns Jolon RD over Pine Canyon CR?

It is owned by the County Highway Agency.