US Bridges

S Bonnyview RD WB over Sacramento River

Fair

Shasta County, California · 1.7 MI E/O SR 273 · Structure no. 06C0136L

Built
1978
47 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
450 ft
4 main spans
Daily traffic
21,320
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

S Bonnyview RD WB over Sacramento River is a prestressed concrete continuous stringer/multi-beam or girder carrying S Bonnyview RD WB over Sacramento River in Shasta County, California. It was built in 1978, so it is 47 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 21,320 vehicles a day, roughly 8% of them trucks, projected to reach 26,000 by 2041. The structure is 450 ft (137.2 m) long and 43 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesS Bonnyview RD WB
CrossesSacramento River
Location1.7 MI E/O SR 273
RouteCity Street 0
Coordinates40.53846, -122.35847
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.4 US tons
Inventory rating36.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length450 ft (137.2 m)
Longest span112 ft (34.1 m)
Deck width43 ft (13.1 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,320 (2016)
Projected traffic26,000 by 2041
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.8 mi (11 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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was S Bonnyview RD WB over Sacramento River built?

It was built in 1978, making it 47 years old in 2025.

What condition is S Bonnyview RD WB over Sacramento 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 March 2024.

How much traffic does S Bonnyview RD WB over Sacramento River carry?

About 21,320 vehicles per day (2016 count), of which roughly 8% are trucks.

How long is S Bonnyview RD WB over Sacramento River?

The structure is 450 ft (137.2 m) long with a longest span of 112 ft (34.1 m) and a deck 43 ft wide.

Who owns S Bonnyview RD WB over Sacramento River?

It is owned by the City or Municipal Highway Agency.