US Bridges

Sibley Street over Willow Creek

Good

Sacramento County, California · 0.1 MI N Blue Ravine RD · Structure no. 24C0270

Built
1986
39 years old
Condition
Good
inspected May 2024
Type
Slab
Concrete Continuous
Length
53 ft
2 main spans
Daily traffic
14,000
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Sibley Street over Willow Creek is a concrete continuous slab carrying Sibley Street over Willow Creek in Sacramento County, California. It was built in 1986, so it is 39 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 14,000 vehicles a day, roughly 10% of them trucks, projected to reach 6,244 by 2042. The structure is 53 ft (16.3 m) long and 96 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSibley Street
CrossesWillow Creek
Location0.1 MI N Blue Ravine RD
RouteCity Street 0
Coordinates38.65704, -121.16859
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.9 US tons
Inventory rating30 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length53 ft (16.3 m)
Longest span25 ft (7.7 m)
Deck width96 ft (29.3 m)
Roadway width85 ft (25.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,000 (2016)
Projected traffic6,244 by 2042
Trucks10%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 Sibley Street over Willow Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Sibley Street over Willow Creek 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 May 2024.

How much traffic does Sibley Street over Willow Creek carry?

About 14,000 vehicles per day (2016 count), of which roughly 10% are trucks.

How long is Sibley Street over Willow Creek?

The structure is 53 ft (16.3 m) long with a longest span of 25 ft (7.7 m) and a deck 96 ft wide.

Who owns Sibley Street over Willow Creek?

It is owned by the City or Municipal Highway Agency.