US Bridges

Itchy Acres RD over Miners Ravine

Good

Placer County, California · 0.4 KM N Joe Rogers RD · Structure no. 19C0203

Built
1980
45 years old
Condition
Good
inspected June 2022
Type
Slab
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
961
2006 count
Owner
County
County Highway Agency

About this bridge

Itchy Acres RD over Miners Ravine is a prestressed concrete slab carrying Itchy Acres RD over Miners Ravine in Placer County, California. It was built in 1980, so it is 45 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 961 vehicles a day, roughly 1% of them trucks, projected to reach 992 by 2044. The structure is 32 ft (9.8 m) long and 25 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesItchy Acres RD
CrossesMiners Ravine
Location0.4 KM N Joe Rogers RD
RouteCounty Highway 0
Coordinates38.75061, -121.1776
Functional classUrban 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 protection8 Very GoodNo problems noted.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 rating78.6 US tons
Inventory rating47.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span32 ft (9.8 m)
Deck width25 ft (7.7 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic961 (2006)
Projected traffic992 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Itchy Acres RD over Miners Ravine built?

It was built in 1980, making it 45 years old in 2025.

What condition is Itchy Acres RD over Miners Ravine 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 2022.

How much traffic does Itchy Acres RD over Miners Ravine carry?

About 961 vehicles per day (2006 count), of which roughly 1% are trucks.

How long is Itchy Acres RD over Miners Ravine?

The structure is 32 ft (9.8 m) long with a longest span of 32 ft (9.8 m) and a deck 25 ft wide.

Who owns Itchy Acres RD over Miners Ravine?

It is owned by the County Highway Agency.