US Bridges

Price Creek Road over Sweet Creek

Good

Humboldt County, California · 3.4 MI W Blue Slide RD · Structure no. 04C0150

Built
1959
66 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete
Length
36 ft
1 main span
Daily traffic
39
2015 count
Owner
County
County Highway Agency

About this bridge

Price Creek Road over Sweet Creek is a concrete slab carrying Price Creek Road over Sweet Creek in Humboldt County, California. It was built in 1959, so it is 66 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 39 vehicles a day, roughly 2% of them trucks, projected to reach 64 by 2042. The structure is 36 ft (11 m) long and 15 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesPrice Creek Road
CrossesSweet Creek
Location3.4 MI W Blue Slide RD
RouteCounty Highway 0
Coordinates40.50217, -124.20376
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating57.1 US tons
Inventory rating34.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length36 ft (11 m)
Longest span33 ft (10.1 m)
Deck width15 ft (4.6 m)
Roadway width14 ft (4.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39 (2015)
Projected traffic64 by 2042
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 Price Creek Road over Sweet Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is Price Creek Road over Sweet 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 August 2024.

How much traffic does Price Creek Road over Sweet Creek carry?

About 39 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Price Creek Road over Sweet Creek?

The structure is 36 ft (11 m) long with a longest span of 33 ft (10.1 m) and a deck 15 ft wide.

Who owns Price Creek Road over Sweet Creek?

It is owned by the County Highway Agency.