US Bridges

Alta Arden over Chicken Ranch Slough

Fair

Sacramento County, California · 0.1 MI E of Howe Ave · Structure no. 24C0415

Built
1972
53 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
18,444
2010 count
Owner
County
County Highway Agency

About this bridge

Alta Arden over Chicken Ranch Slough is a concrete continuous culvert carrying Alta Arden over Chicken Ranch Slough in Sacramento County, California. It was built in 1972, so it is 53 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 18,444 vehicles a day, roughly 4% of them trucks, projected to reach 34,095 by 2042. The structure is 26 ft (7.9 m) long and 110 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAlta Arden
CrossesChicken Ranch Slough
Location0.1 MI E of Howe Ave
RouteCounty Highway 0
Coordinates38.59813, -121.41317
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 24 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span13 ft (4 m)
Deck width110 ft (33.5 m)
Roadway width94 ft (28.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,444 (2010)
Projected traffic34,095 by 2042
Trucks4%
Lanes on structure4
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 Alta Arden over Chicken Ranch Slough built?

It was built in 1972, making it 53 years old in 2025.

What condition is Alta Arden over Chicken 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 Alta Arden over Chicken Ranch Slough carry?

About 18,444 vehicles per day (2010 count), of which roughly 4% are trucks.

How long is Alta Arden over Chicken Ranch Slough?

The structure is 26 ft (7.9 m) long with a longest span of 13 ft (4 m) and a deck 110 ft wide.

Who owns Alta Arden over Chicken Ranch Slough?

It is owned by the County Highway Agency.