US Bridges

Butano DR over Strong Ranch Slough

Fair

Sacramento County, California · 475 N/O Cottage Way · Structure no. 24C0458

Built
1975
50 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
5,983
2015 count
Owner
County
County Highway Agency

About this bridge

Butano DR over Strong Ranch Slough is a concrete continuous culvert carrying Butano DR over Strong Ranch Slough in Sacramento County, California. It was built in 1975, so it is 50 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 5,983 vehicles a day, roughly 2% of them trucks, projected to reach 9,531 by 2046. The structure is 21 ft (6.3 m) long and 59 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesButano DR
CrossesStrong Ranch Slough
Location475 N/O Cottage Way
RouteCity Street 0
Coordinates38.60455, -121.38695
Functional classUrban 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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to 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
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.3 m)
Longest span10 ft (3.1 m)
Deck width59 ft (18.1 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,983 (2015)
Projected traffic9,531 by 2046
Trucks2%
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Butano DR over Strong Ranch Slough built?

It was built in 1975, making it 50 years old in 2025.

What condition is Butano DR over Strong Ranch Slough 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 Butano DR over Strong Ranch Slough carry?

About 5,983 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Butano DR over Strong Ranch Slough?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3.1 m) and a deck 59 ft wide.

Who owns Butano DR over Strong Ranch Slough?

It is owned by the County Highway Agency.