US Bridges

Patricks Creek RD over Shelly Creek

Good

Del Norte County, California · 2.3 Mile N/O US HWY 199 · Structure no. 01C0034

Built
1976
49 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
50
1979 count
Owner
County
County Highway Agency

About this bridge

Patricks Creek RD over Shelly Creek is a prestressed concrete stringer/multi-beam or girder carrying Patricks Creek RD over Shelly Creek in Del Norte County, California. It was built in 1976, so it is 49 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 50 vehicles a day, projected to reach 55 by 2045. The structure is 64 ft (19.5 m) long and 17 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

CarriesPatricks Creek RD
CrossesShelly Creek
Location2.3 Mile N/O US HWY 199
RouteCounty Highway 0
Coordinates41.90063, -123.85442
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 protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
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

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length64 ft (19.5 m)
Longest span60 ft (18.3 m)
Deck width17 ft (5.1 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (1979)
Projected traffic55 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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 Patricks Creek RD over Shelly Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Patricks Creek RD over Shelly 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 June 2023.

How much traffic does Patricks Creek RD over Shelly Creek carry?

About 50 vehicles per day (1979 count).

How long is Patricks Creek RD over Shelly Creek?

The structure is 64 ft (19.5 m) long with a longest span of 60 ft (18.3 m) and a deck 17 ft wide.

Who owns Patricks Creek RD over Shelly Creek?

It is owned by the County Highway Agency.