US Bridges

20th ST over Rio Linda Creek

Good

Sacramento County, California · .2 MI S/O E ST · Structure no. 24C0375

Built
1984
41 years old
Condition
Good
inspected January 2024
Type
Slab
Concrete Continuous
Length
36 ft
2 main spans
Daily traffic
1,700
2018 count
Owner
County
County Highway Agency

About this bridge

20th ST over Rio Linda Creek is a concrete continuous slab carrying 20th ST over Rio Linda Creek in Sacramento County, California. It was built in 1984, so it is 41 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 1,700 vehicles a day, roughly 10% of them trucks, projected to reach 2,217 by 2046. The structure is 36 ft (11.1 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries20th ST
CrossesRio Linda Creek
Location.2 MI S/O E ST
RouteCounty Highway 0
Coordinates38.67363, -121.41985
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating87.9 US tons
Inventory rating52.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length36 ft (11.1 m)
Longest span17 ft (5.2 m)
Deck width37 ft (11.2 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2018)
Projected traffic2,217 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 20th ST over Rio Linda Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is 20th ST over Rio Linda 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 January 2024.

How much traffic does 20th ST over Rio Linda Creek carry?

About 1,700 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is 20th ST over Rio Linda Creek?

The structure is 36 ft (11.1 m) long with a longest span of 17 ft (5.2 m) and a deck 37 ft wide.

Who owns 20th ST over Rio Linda Creek?

It is owned by the County Highway Agency.