US Bridges

Finning Mill RD over Mcbride Creek

Fair

Placer County, California · 1.8 MI N Forresthill RD · Structure no. 19C0116

Built
1973
52 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete Continuous
Length
41 ft
3 main spans
Daily traffic
200
2010 count
Owner
County
County Highway Agency

About this bridge

Finning Mill RD over Mcbride Creek is a concrete continuous slab carrying Finning Mill RD over Mcbride Creek in Placer County, California. It was built in 1973, so it is 52 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 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 200 vehicles a day, roughly 10% of them trucks, projected to reach 435 by 2042. The structure is 41 ft (12.5 m) long and 30 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesFinning Mill RD
CrossesMcbride Creek
Location1.8 MI N Forresthill RD
RouteCounty Highway 0
Coordinates39.07581, -120.7629
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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

Structure typeSlab
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadUnknown
Structure length41 ft (12.5 m)
Longest span13 ft (4 m)
Deck width30 ft (9.1 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2010)
Projected traffic435 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 Finning Mill RD over Mcbride Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is Finning Mill RD over Mcbride 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 May 2024.

How much traffic does Finning Mill RD over Mcbride Creek carry?

About 200 vehicles per day (2010 count), of which roughly 10% are trucks.

How long is Finning Mill RD over Mcbride Creek?

The structure is 41 ft (12.5 m) long with a longest span of 13 ft (4 m) and a deck 30 ft wide.

Who owns Finning Mill RD over Mcbride Creek?

It is owned by the County Highway Agency.