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Highway SR-20 Lane Closures, Road Construction and Blocked Lanes

This page provides details on CalTrans lane closures, road construction, and road closures that are either active or planned for Highway SR-20

CalTrans Lane & Road Closures on Highway SR-20

How does freeway lane numbering work?
20

West

Sun
23

In Grass Valley All lanes will be closed overnight for drainage cleaning along Westbound Highway 20 at Idaho-Maryland (East Main St) On Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Idaho-Maryland (East Main St) to Route 20 in Grass Valley WB off ramp closure for East Main
Google Maps & Street View
ID: C20IA-0006-2024-06-23-18:01:00
20

East

Sun
23

In Nevada City All lanes will be closed overnight for pavement work along Eastbound Highway 20 Off Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Route 20 to Jct Rte 49 & Uren St in Nevada City EB Washington On
Google Maps & Street View
ID: C20IA-0126-2024-06-23-18:01:00
20

East

Sun
23

In Nevada City All lanes will be closed overnight for pavement work along Eastbound Highway 20 Off Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Route 20 to Gold Flat Rd in Nevada City EB Gold Flat off to Gold Flat on
Google Maps & Street View
ID: C20IA-0136-2024-06-23-18:01:00
20

N/A

Sun
23

In Nevada City Lane #2 will be closed overnight for curb/gutter/sidewalk work along N/abound Highway 20 at Broad St Surface Street from June 23 at 6:01PM to June 24 at 5:59AM.

From: Broad St to Route 20 in Nevada City Single lane traffic control on Broad Street
Google Maps & Street View
ID: C20IA-0046-2024-06-23-18:01:06
20

N/A

Sun
23

In Nevada City Lane #2 will be closed overnight for curb/gutter/sidewalk work along N/abound Highway 20 at Gold Flat Rd Surface Street from June 23 at 6:01PM to June 24 at 5:59AM.

From: Gold Flat Rd to Route 20 in Nevada City Single lane traffic control on Gold Flat
Google Maps & Street View
ID: C20IA-0036-2024-06-23-18:01:13
20

West

Sun
23

In Grass Valley Lane #2 will be closed overnight for grinding and paving along Westbound Highway 20 at Dorsey Drive from June 23 at 6:01PM to June 24 at 5:59AM.

From: Dorsey Drive to Empire St in Grass Valley WB Lane 2 closure by Sta 200+00 to 102+00
Google Maps & Street View
ID: C20IA-0061-2024-06-23-18:01:13
20

East

Sun
23

In Grass Valley Lane #2 will be closed overnight for grinding and paving along Eastbound Highway 20 at Empire St from June 23 at 6:01PM to June 24 at 5:59AM.

From: Empire St to Dorsey Drive in Grass Valley EB Lane 2 closure by Sta 102+00 to 200+00
Google Maps & Street View
ID: C20IA-0176-2024-06-23-18:01:14
20

N/A

Sun
23

In Nevada City Lane #2 will be closed overnight for curb/gutter/sidewalk work along N/abound Highway 20 at Washington St Surface Street from June 23 at 6:01PM to June 24 at 5:59AM.

From: Washington St to Route 20 in Nevada City Single lane traffic control shutting down the NB Lane
Google Maps & Street View
ID: C20IA-0021-2024-06-23-18:01:15
20

West

Sun
23

In Nevada City All lanes will be closed overnight for pavement work along Westbound Highway 20 Off Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Route 20 to Coyote St in Nevada City WB off ramp Coyote
Google Maps & Street View
ID: C20IA-0101-2024-06-23-18:01:15
20

West

Sun
23

In Nevada City All lanes will be closed overnight for pavement work along Westbound Highway 20 at Sacramento St On Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Sacramento St to Route 20 in Nevada City WB On Ramp Boulder
Google Maps & Street View
ID: C20IA-0116-2024-06-23-18:01:24
20

East

Sun
23

In Grass Valley All lanes will be closed overnight for grinding and paving along Eastbound Highway 20 at Bennett On Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Bennett to Route 20 in Grass Valley EB on Ramp for Bennett to Idaho Maryland Off
Google Maps & Street View
ID: C20IA-0146-2024-06-23-18:01:28
20

West

Sun
23

In Nevada City Lane #2 will be closed overnight for grinding and paving along Westbound Highway 20 at Nevada St from June 23 at 6:01PM to June 24 at 5:59AM.

From: Nevada St to Gold Flat Rd in Nevada City WB Lane 2 closure by Sta 410+00 to 300+00
Google Maps & Street View
ID: C20IA-0051-2024-06-23-18:01:29
20

East

Sun
23

In Grass Valley Lane #2 will be closed overnight for grinding and paving along Eastbound Highway 20 at Dorsey Drive from June 23 at 6:01PM to June 24 at 5:59AM.

From: Dorsey Drive in Grass Valley to Gold Flat Rd in Nevada City EB Lane 2 closure by Sta 200+00 to 300+00
Google Maps & Street View
ID: C20IA-0181-2024-06-23-18:01:33
20

West

Sun
23

In Grass Valley All lanes will be closed overnight for pavement work along Westbound Highway 20 Off Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Route 20 to Brunswick in Grass Valley WB on ramp closure at Brunswick (R15)
Google Maps & Street View
ID: C20IA-0106-2024-06-23-18:01:35
20

N/A

Sun
23

In Nevada City Lane #2 will be closed overnight for curb/gutter/sidewalk work along N/abound Highway 20 at Sacramento St Surface Street from June 23 at 6:01PM to June 24 at 5:59AM.

From: Sacramento St to Route 20 in Nevada City Single lane traffic control shutting down the SB Lane
Google Maps & Street View
ID: C20IA-0026-2024-06-23-18:01:40
20

East

Sun
23

In Grass Valley All lanes will be closed overnight for pavement work along Eastbound Highway 20 Off Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Route 20 to Brunswick in Grass Valley EB off ramp closure at Brunswick (R15)
Google Maps & Street View
ID: C20IA-0041-2024-06-23-18:01:42
20

West

Sun
23

In Nevada City Lane #2 will be closed overnight for grinding and paving along Westbound Highway 20 at Gold Flat Rd from June 23 at 6:01PM to June 24 at 5:59AM.

From: Gold Flat Rd in Nevada City to Dorsey Drive in Grass Valley WB Lane 2 closure by Sta 300+00 to 200+00
Google Maps & Street View
ID: C20IA-0056-2024-06-23-18:01:48
20

East

Sun
23

In Grass Valley All lanes will be closed overnight for grinding and paving along Eastbound Highway 20 at Empire St On Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Empire St to Route 20 in Grass Valley EB Slip on ramp at Empire to Auburn off
Google Maps & Street View
ID: C20IA-0141-2024-06-23-18:01:48
20

West

Sun
23

In Nevada City All lanes will be closed overnight for pavement work along Westbound Highway 20 Off Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Route 20 to Gold Flat Rd in Nevada City WB on ramp at Gold Flat
Google Maps & Street View
ID: C20IA-0031-2024-06-23-18:01:50
20

East

Sun
23

In Grass Valley All lanes will be closed overnight for grinding and paving along Eastbound Highway 20 at Idaho Maryland Rd On Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Idaho Maryland Rd to Route 20 in Grass Valley EB Idaho Maryland Loop on to Dorsey off
Google Maps & Street View
ID: C20IA-0131-2024-06-23-18:01:50
20

West

Sun
23

In Grass Valley All lanes will be closed overnight for drainage cleaning along Westbound Highway 20 Off Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Route 20 to Bennett in Grass Valley WB off ramp at Bennett
Google Maps & Street View
ID: C20IA-0016-2024-06-23-18:01:51
20

East

Sun
23

In Grass Valley All lanes will be closed overnight for grinding and paving along Eastbound Highway 20 at Dorsey Dr On Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Dorsey Dr to Route 20 in Grass Valley EB Dorsey on Ramp
Google Maps & Street View
ID: C20IA-0151-2024-06-23-18:01:51
20

East

Sun
23

In Nevada City All lanes will be closed overnight for pavement work along Eastbound Highway 20 Off Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Route 20 to Sacramento St in Nevada City EB Sac Off
Google Maps & Street View
ID: C20IA-0171-2024-06-23-18:01:51
20

West

Sun
23

In Nevada City All lanes will be closed overnight for curb/gutter/sidewalk work along Westbound Highway 20 at Sacramento St On Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Sacramento St to Route 20 in Nevada City WB On Ramp at Sacramento
Google Maps & Street View
ID: C20IA-0001-2024-06-23-18:01:59
20

West

Sun
23

In Grass Valley All lanes will be closed overnight for curb/gutter/sidewalk work along Westbound Highway 20 Off Ramp from June 23 at 6:01PM to June 24 at 5:59AM.

From: Route 20 to Dorsey Dr in Grass Valley WB off Ramp Closure on Dorsey
Google Maps & Street View
ID: C20IA-0011-2024-06-23-18:01:59
20

East

Sun
23

In Nevada City Lane #2 will be closed overnight for grinding and paving along Eastbound Highway 20 at Gold Flat Rd from June 23 at 6:01PM to June 24 at 5:59AM.

From: Gold Flat Rd to Nevada St in Nevada City EB Lane 2 closure by Sta 300+00 to 410+00
Google Maps & Street View
ID: C20IA-0186-2024-06-23-18:01:59
20

East

Sun
23

In Yuba City The right shoulder will be closed overnight for utility work along Eastbound Highway 20 at Stabler Ln / Walton Ave from June 23 at 8:01PM to June 24 at 6:30AM.

From: Stabler Ln / Walton Ave to Stabler Ln / Walton Ave in Yuba City
Google Maps & Street View
ID: P20WA-0001-2024-06-23-20:01:47
20

East

Mon
24

In Williams Lane #2, and the right shoulder will be closed for guardrail work along Eastbound Highway 20 at Begin Passing Lane from June 24 at 5:01AM to June 24 at 4:59PM.

From: Begin Passing Lane to End Passing Lane in Williams
Google Maps & Street View
ID: C20EB-0001-2024-06-24-05:01:00
20

West

Mon
24

In Williams Lane #2, and the right shoulder will be closed for guardrail work along Westbound Highway 20 at End Passing Lane from June 24 at 5:01AM to June 24 at 4:59PM.

From: End Passing Lane to Begin Passing Lane in Williams
Google Maps & Street View
ID: C20EB-0006-2024-06-24-05:01:27

In Nevada City Lane #1 will be closed for emergency work along East / westbound Highway 20 at White Cloud Campground from June 24 at 6:01AM to June 24 at 6:59PM.

From: White Cloud Campground to in Nevada City
Google Maps & Street View
ID: C20KA-0001-2024-06-24-06:01:03

In Emigrant Gap Lane #1 will be closed for emergency work along East / westbound Highway 20 at (Diamond Plantation Rd) from June 24 at 6:01AM to June 24 at 6:59PM.

From: (Diamond Plantation Rd) in Emigrant Gap to in Nevada City
Google Maps & Street View
ID: C20KA-0006-2024-06-24-06:01:20
20

East

Mon
24

In Alta Lane #1, and the right shoulder will be closed for drainage work along Eastbound Highway 20 at Bear River from June 24 at 7:01AM to June 24 at 6:01PM.

From: Bear River in Alta to 80/20 Sep-Yuba Pass Oh in Emigrant Gap
Google Maps & Street View
ID: C20CB-0001-2024-06-24-07:01:03
20

West

Mon
24

In Emigrant Gap Lane #1, and the right shoulder will be closed for drainage work along Westbound Highway 20 at 80/20 Sep-Yuba Pass Oh from June 24 at 7:01AM to June 24 at 6:01PM.

From: 80/20 Sep-Yuba Pass Oh in Emigrant Gap to Bear River in Alta
Google Maps & Street View
ID: C20CB-0006-2024-06-24-07:01:15

In Penn Valley Lane #2, and the right shoulder will be closed for crack seal operation along East / westbound Highway 20 at (Poker Flat) (Pet Hill) from June 24 at 8:01AM to June 24 at 6:01PM.

From: (Poker Flat) (Pet Hill) to Pleasant Valley Rd in Penn Valley
Google Maps & Street View
ID: M20BA-0001-2024-06-24-08:01:00
20

East

Mon
24

In Penn Valley Lane #1 will be closed for crack seal operation along Eastbound Highway 20 at (Poker Flat) (Pet Hill) from June 24 at 8:01AM to June 24 at 6:01PM.

From: (Poker Flat) (Pet Hill) to Pleasant Valley Rd in Penn Valley
Google Maps & Street View
ID: M20BA-0005-2024-06-24-08:01:00
20

West

Mon
24

In Washington The right shoulder will be closed for guardrail repair along Westbound Highway 20 at (Omega Rd) from June 24 at 8:01AM to June 24 at 4:01PM.

From: (Omega Rd) to (Omega Rd) in Washington
Google Maps & Street View
ID: M20QA-0001-2024-06-24-08:01:00
20

West

Mon
24

In Grass Valley All lanes will be closed overnight for drainage cleaning along Westbound Highway 20 at Idaho-Maryland (East Main St) On Ramp from June 24 at 6:01PM to June 25 at 5:59AM.

From: Idaho-Maryland (East Main St) to Route 20 in Grass Valley WB off ramp closure for East Main
Google Maps & Street View
ID: C20IA-0007-2024-06-24-18:01:00
20

East

Mon
24

In Nevada City All lanes will be closed overnight for pavement work along Eastbound Highway 20 Off Ramp from June 24 at 6:01PM to June 25 at 5:59AM.

From: Route 20 to Jct Rte 49 & Uren St in Nevada City EB Washington On
Google Maps & Street View
ID: C20IA-0127-2024-06-24-18:01:00
20

East

Mon
24

In Nevada City All lanes will be closed overnight for pavement work along Eastbound Highway 20 Off Ramp from June 24 at 6:01PM to June 25 at 5:59AM.

From: Route 20 to Gold Flat Rd in Nevada City EB Gold Flat off to Gold Flat on
Google Maps & Street View
ID: C20IA-0137-2024-06-24-18:01:00
20

N/A

Mon
24

In Nevada City Lane #2 will be closed overnight for curb/gutter/sidewalk work along N/abound Highway 20 at Broad St Surface Street from June 24 at 6:01PM to June 25 at 5:59AM.

From: Broad St to Route 20 in Nevada City Single lane traffic control on Broad Street
Google Maps & Street View
ID: C20IA-0047-2024-06-24-18:01:06
20

N/A

Mon
24

In Nevada City Lane #2 will be closed overnight for curb/gutter/sidewalk work along N/abound Highway 20 at Gold Flat Rd Surface Street from June 24 at 6:01PM to June 25 at 5:59AM.

From: Gold Flat Rd to Route 20 in Nevada City Single lane traffic control on Gold Flat
Google Maps & Street View
ID: C20IA-0037-2024-06-24-18:01:13
20

West

Mon
24

In Grass Valley Lane #2 will be closed overnight for grinding and paving along Westbound Highway 20 at Dorsey Drive from June 24 at 6:01PM to June 25 at 5:59AM.

From: Dorsey Drive to Empire St in Grass Valley WB Lane 2 closure by Sta 200+00 to 102+00
Google Maps & Street View
ID: C20IA-0062-2024-06-24-18:01:13
20

East

Mon
24

In Grass Valley Lane #2 will be closed overnight for grinding and paving along Eastbound Highway 20 at Empire St from June 24 at 6:01PM to June 25 at 5:59AM.

From: Empire St to Dorsey Drive in Grass Valley EB Lane 2 closure by Sta 102+00 to 200+00
Google Maps & Street View
ID: C20IA-0177-2024-06-24-18:01:14
20

N/A

Mon
24

In Nevada City Lane #2 will be closed overnight for curb/gutter/sidewalk work along N/abound Highway 20 at Washington St Surface Street from June 24 at 6:01PM to June 25 at 5:59AM.

From: Washington St to Route 20 in Nevada City Single lane traffic control shutting down the NB Lane
Google Maps & Street View
ID: C20IA-0022-2024-06-24-18:01:15
20

West

Mon
24

In Nevada City All lanes will be closed overnight for pavement work along Westbound Highway 20 Off Ramp from June 24 at 6:01PM to June 25 at 5:59AM.

From: Route 20 to Coyote St in Nevada City WB off ramp Coyote
Google Maps & Street View
ID: C20IA-0102-2024-06-24-18:01:15
20

West

Mon
24

In Nevada City All lanes will be closed overnight for pavement work along Westbound Highway 20 at Sacramento St On Ramp from June 24 at 6:01PM to June 25 at 5:59AM.

From: Sacramento St to Route 20 in Nevada City WB On Ramp Boulder
Google Maps & Street View
ID: C20IA-0117-2024-06-24-18:01:24
20

East

Mon
24

In Grass Valley All lanes will be closed overnight for grinding and paving along Eastbound Highway 20 at Bennett On Ramp from June 24 at 6:01PM to June 25 at 5:59AM.

From: Bennett to Route 20 in Grass Valley EB on Ramp for Bennett to Idaho Maryland Off
Google Maps & Street View
ID: C20IA-0147-2024-06-24-18:01:28
20

West

Mon
24

In Nevada City Lane #2 will be closed overnight for grinding and paving along Westbound Highway 20 at Nevada St from June 24 at 6:01PM to June 25 at 5:59AM.

From: Nevada St to Gold Flat Rd in Nevada City WB Lane 2 closure by Sta 410+00 to 300+00
Google Maps & Street View
ID: C20IA-0052-2024-06-24-18:01:29
20

East

Mon
24

In Grass Valley Lane #2 will be closed overnight for grinding and paving along Eastbound Highway 20 at Dorsey Drive from June 24 at 6:01PM to June 25 at 5:59AM.

From: Dorsey Drive in Grass Valley to Gold Flat Rd in Nevada City EB Lane 2 closure by Sta 200+00 to 300+00
Google Maps & Street View
ID: C20IA-0182-2024-06-24-18:01:33
20

West

Mon
24

In Grass Valley All lanes will be closed overnight for pavement work along Westbound Highway 20 Off Ramp from June 24 at 6:01PM to June 25 at 5:59AM.

From: Route 20 to Brunswick in Grass Valley WB on ramp closure at Brunswick (R15)
Google Maps & Street View
ID: C20IA-0107-2024-06-24-18:01:35
See all lane closures...