US Bridges

State Park Road over Little River

Fair

Mendocino County, California · Van Damme State Park · Structure no. 10P0012

Built
1995
30 years old
Condition
Fair
inspected May 2023
Type
Truss - Thru
Steel
Length
65 ft
1 main span
Daily traffic
100
2007 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

State Park Road over Little River is a steel truss - thru carrying State Park Road over Little River in Mendocino County, California. It was built in 1995, so it is 30 years old, younger 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 130 by 2041. The structure is 65 ft (19.9 m) long and 13 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesState Park Road
CrossesLittle River
LocationVan Damme State Park
RouteState Lands Road 0
CountyMendocino County
StateCalifornia
Coordinates39.27677, -123.78146
Functional classRural Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.5 US tons
Inventory rating22.5 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length65 ft (19.9 m)
Longest span60 ft (18.4 m)
Deck width13 ft (4.1 m)
Roadway width12 ft (3.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2007)
Projected traffic130 by 2041
Trucks3%
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

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation 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 State Park Road over Little River built?

It was built in 1995, making it 30 years old in 2025.

What condition is State Park Road over Little River 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 May 2023.

How much traffic does State Park Road over Little River carry?

About 100 vehicles per day (2007 count), of which roughly 3% are trucks.

How long is State Park Road over Little River?

The structure is 65 ft (19.9 m) long with a longest span of 60 ft (18.4 m) and a deck 13 ft wide.

Who owns State Park Road over Little River?

It is owned by the State Park, Forest, or Reservation Agency.