US Bridges

Robinson Canyon RD over Robinson Canyon River

Good

Monterey County, California · 0.9 MI S Carmel Valley RD · Structure no. 44C0114

Built
1950
75 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
30 ft
1 main span
Daily traffic
3,600
2017 count
Owner
County
County Highway Agency

About this bridge

Robinson Canyon RD over Robinson Canyon River is a wood or timber stringer/multi-beam or girder carrying Robinson Canyon RD over Robinson Canyon River in Monterey County, California. It was built in 1950, so it is 75 years old, older 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 3,600 vehicles a day, roughly 7% of them trucks, projected to reach 6,960 by 2046. The structure is 30 ft (9.1 m) long and 20 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesRobinson Canyon RD
CrossesRobinson Canyon River
Location0.9 MI S Carmel Valley RD
RouteCounty Highway 0
Coordinates36.51291, -121.81172
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating30 US tons
Inventory rating20 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span27 ft (8.2 m)
Deck width20 ft (6 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,600 (2017)
Projected traffic6,960 by 2046
Trucks7%
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 Robinson Canyon RD over Robinson Canyon River built?

It was built in 1950, making it 75 years old in 2025.

What condition is Robinson Canyon RD over Robinson Canyon River 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 June 2024.

How much traffic does Robinson Canyon RD over Robinson Canyon River carry?

About 3,600 vehicles per day (2017 count), of which roughly 7% are trucks.

How long is Robinson Canyon RD over Robinson Canyon River?

The structure is 30 ft (9.1 m) long with a longest span of 27 ft (8.2 m) and a deck 20 ft wide.

Who owns Robinson Canyon RD over Robinson Canyon River?

It is owned by the County Highway Agency.