US Bridges

Douglas Park Road over Sheep Pen Creek

Good

Del Norte County, California · 0.74 MI S/O South Fork RD · Structure no. 01C0022

Built
1975
50 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
40 ft
1 main span
Daily traffic
140
2004 count
Owner
County
County Highway Agency

About this bridge

Douglas Park Road over Sheep Pen Creek is a wood or timber stringer/multi-beam or girder carrying Douglas Park Road over Sheep Pen Creek in Del Norte County, California. It was built in 1975, so it is 50 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 140 vehicles a day, roughly 1% of them trucks, projected to reach 216 by 2042. The structure is 40 ft (12.2 m) long and 32 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesDouglas Park Road
CrossesSheep Pen Creek
Location0.74 MI S/O South Fork RD
RouteCounty Highway 0
Coordinates41.78816, -124.05557
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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating32.8 US tons
Inventory rating23.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 15
Structure length40 ft (12.2 m)
Longest span34 ft (10.4 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deck18 ft (5.5 m)

Traffic and service

Average daily traffic140 (2004)
Projected traffic216 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 Douglas Park Road over Sheep Pen Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Douglas Park Road over Sheep Pen 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 2024.

How much traffic does Douglas Park Road over Sheep Pen Creek carry?

About 140 vehicles per day (2004 count), of which roughly 1% are trucks.

How long is Douglas Park Road over Sheep Pen Creek?

The structure is 40 ft (12.2 m) long with a longest span of 34 ft (10.4 m) and a deck 32 ft wide.

Who owns Douglas Park Road over Sheep Pen Creek?

It is owned by the County Highway Agency.