US Bridges

Sierra Blvd over Strong Ranch Slough

Good

Sacramento County, California · 0.25 MI E Howe Ave · Structure no. 24C0412

Built
1971
54 years old
Condition
Good
inspected March 2022
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
3,773
2009 count
Owner
County
County Highway Agency

About this bridge

Sierra Blvd over Strong Ranch Slough is a concrete continuous culvert carrying Sierra Blvd over Strong Ranch Slough in Sacramento County, California. It was built in 1971, so it is 54 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 3,773 vehicles a day, roughly 3% of them trucks, projected to reach 7,022 by 2044. The structure is 22 ft (6.7 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSierra Blvd
CrossesStrong Ranch Slough
Location0.25 MI E Howe Ave
RouteCounty Highway 0
Coordinates38.57789, -121.41089
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width54 ft (16.5 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,773 (2009)
Projected traffic7,022 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Sierra Blvd over Strong Ranch Slough built?

It was built in 1971, making it 54 years old in 2025.

What condition is Sierra Blvd over Strong Ranch Slough 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 March 2022.

How much traffic does Sierra Blvd over Strong Ranch Slough carry?

About 3,773 vehicles per day (2009 count), of which roughly 3% are trucks.

How long is Sierra Blvd over Strong Ranch Slough?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 54 ft wide.

Who owns Sierra Blvd over Strong Ranch Slough?

It is owned by the County Highway Agency.