US Bridges

Lodoga-Stonyfrd RD over Little Stony Creek

Fair

Colusa County, California · 0.1 MI E of Goat Mt RD · Structure no. 15C0004

Built
1956
69 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
324
2014 count
Owner
County
County Highway Agency

About this bridge

Lodoga-Stonyfrd RD over Little Stony Creek is a prestressed concrete stringer/multi-beam or girder carrying Lodoga-Stonyfrd RD over Little Stony Creek in Colusa County, California. It was built in 1956, so it is 69 years old, older 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 6 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 324 vehicles a day, roughly 1% of them trucks, projected to reach 555 by 2046. The structure is 61 ft (18.7 m) long and 29 ft wide. If it were closed, the detour would be 96.9 mi (156 km).

CarriesLodoga-Stonyfrd RD
CrossesLittle Stony Creek
Location0.1 MI E of Goat Mt RD
RouteCounty Highway 0
Coordinates39.30415, -122.52586
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating30.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length61 ft (18.7 m)
Longest span56 ft (17.1 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (2014)
Projected traffic555 by 2046
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed96.9 mi (156 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 Lodoga-Stonyfrd RD over Little Stony Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is Lodoga-Stonyfrd RD over Little Stony Creek 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 October 2024.

How much traffic does Lodoga-Stonyfrd RD over Little Stony Creek carry?

About 324 vehicles per day (2014 count), of which roughly 1% are trucks.

How long is Lodoga-Stonyfrd RD over Little Stony Creek?

The structure is 61 ft (18.7 m) long with a longest span of 56 ft (17.1 m) and a deck 29 ft wide.

Who owns Lodoga-Stonyfrd RD over Little Stony Creek?

It is owned by the County Highway Agency.