US Bridges

Eastside RD over Olney Creek

Fair

Shasta County, California · 0.1 MI S Bonnyview RD · Structure no. 06C0335

Built
1954
71 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete Continuous
Length
70 ft
3 main spans
Daily traffic
3,828
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Eastside RD over Olney Creek is a concrete continuous slab carrying Eastside RD over Olney Creek in Shasta County, California. It was built in 1954, so it is 71 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 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 3,828 vehicles a day, roughly 8% of them trucks, projected to reach 4,699 by 2041. The structure is 70 ft (21.3 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesEastside RD
CrossesOlney Creek
Location0.1 MI S Bonnyview RD
RouteCity Street 0
CountyShasta County
StateCalifornia
Coordinates40.52764, -122.38257
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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating40.3 US tons
Inventory rating24.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length70 ft (21.3 m)
Longest span28 ft (8.5 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,828 (2014)
Projected traffic4,699 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Eastside RD over Olney Creek built?

It was built in 1954, making it 71 years old in 2025.

What condition is Eastside RD over Olney 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 March 2024.

How much traffic does Eastside RD over Olney Creek carry?

About 3,828 vehicles per day (2014 count), of which roughly 8% are trucks.

How long is Eastside RD over Olney Creek?

The structure is 70 ft (21.3 m) long with a longest span of 28 ft (8.5 m) and a deck 30 ft wide.

Who owns Eastside RD over Olney Creek?

It is owned by the City or Municipal Highway Agency.