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California State Route SR-20 Yuba-Donner Scenic Byway Traffic & CHP Incidents

Real-time Traffic Cameras

Traffic Cameras

CHP Traffic Incidents & Accidents on SR-20 today

No reported CHP Traffic incidents for this route.
All Accidents SR-20 Today All Yesterday

CalTrans Road Conditions SR-20


View Road Conditions
SR-20

In The Northern California Area

Chains are required on all vehicles except 4-wheel-drive vehicles with snow tires on all 4 wheels from Washington Rd to the Jct of I 80 (Nevada CO)
SR-20

In The Northern California Area

Eastbound trucks are being screened at Nevada St /in Nevada City/ (Nevada Co) - Drivers must have maximum chains in their possession in order to proceed - Permit loads are prohibited
Eastbound trucks are being screened at Nevada St /in Nevada City/ (Nevada Co) - Drivers must have maximum chains in their possession in order to proceed - Permit loads are prohibited
SR-20

In The Northern California Area

Please research chain control locations as Caltrans is currently working to update chain control descriptions for consistency with internet mapping, like Google Maps & Mapquest
Please research chain control locations as Caltrans is currently working to update chain control descriptions for consistency with internet mapping, like Google Maps & Mapquest
SR-20

In The Northern California Area

1-way controlled traffic at various locations from Road 144 /in Calpella/ (Mendocino Co) to the Mendocino/Lake Co Line from 0600 hrs to 1800 hrs Monday thru Friday thru 12/8/23 - Due to construction
1-way controlled traffic at various locations from Road 144 /in Calpella/ (Mendocino Co) to the Mendocino/Lake Co Line from 0600 hrs to 1800 hrs Monday thru Friday thru 12/8/23 - Due to construction
SR-20

In The Northern California Area

1-way controlled traffic 1.5 mi west of Colusa /at Powell Slough/ (Colusa Co) from 0700 hrs to 1200 hrs Monday thru Friday thru 12/8/23 - Due to maintenance
1-way controlled traffic 1.5 mi west of Colusa /at Powell Slough/ (Colusa Co) from 0700 hrs to 1200 hrs Monday thru Friday thru 12/8/23 - Due to maintenance
SR-20

In The Northern California Area

1-way controlled traffic at various locations from White Cloud Campground to 1.3 mi east of White Cloud Campground (Nevada Co) from 0630 hrs to 1900 hrs Monday thru Friday thru 12/8/23 - Due to construction
1-way controlled traffic at various locations from White Cloud Campground to 1.3 mi east of White Cloud Campground (Nevada Co) from 0630 hrs to 1900 hrs Monday thru Friday thru 12/8/23 - Due to construction

Chain Control on SR-20

SR-20 Major Junctions (7)

CalTrans Message Signs for SR-20 (0) - See All

Real-time highway message signs with travel times, travel, wind, fog and chain controls alerts and accident conditions.

CalTrans Lane & Road Closures SR-20

One-Way Traffic closure lasting 12 hours on Conventional Hwy for Highway Construction affecting #1 lane(s) in District: 3

From: (Diamond Plantation Rd) Emigrant Gap to Nevada City
Google Maps & Street View
ID: C20KA-0009-2023-12-07-06:30:54
Thu Dec 7 2023, 6:30AM
Thu Dec 7 2023, 6:59PM
20

East

Active

Alternating Lanes closure lasting 12 hours on Mainline for Bridge Work affecting #2, Right Shoulder lane(s) in District: 1

From: Cold Creek Bridge 10-40 Ukiah to Cold Creek Bridge 10-40 Ukiah
Google Maps & Street View
ID: C20HA-0007-2023-12-07-17:01:17
Thu Dec 7 2023, 5:01PM
Fri Dec 8 2023, 4:59AM
20

West

Active

Full closure lasting 12 hours on On Ramp for Bridge Work affecting All lane(s) in District: 1

From: Cold Creek Bridge 10-40 Redwood Valley to Route 20 Redwood Valley
Google Maps & Street View
ID: C20HA-0019-2023-12-07-17:01:37
Thu Dec 7 2023, 5:01PM
Fri Dec 8 2023, 4:59AM

One-Way Traffic closure lasting 12 hours on Conventional Hwy for Bridge Work affecting #1, Right Shoulder lane(s) in District: 1

From: Broaddus Creek Bridge 10-54 - Willits Willits to Broaddus Creek Bridge 10-54 - Willits Willits
Google Maps & Street View
ID: C20HA-0015-2023-12-07-17:01:45
Thu Dec 7 2023, 5:01PM
Fri Dec 8 2023, 4:59AM
20

West

Active

Alternating Lanes closure lasting 12 hours on Mainline for Bridge Work affecting #2, Right Shoulder lane(s) in District: 1

From: Cold Creek Bridge 10-40 Ukiah to Cold Creek Bridge 10-40 Ukiah
Google Maps & Street View
ID: C20HA-0011-2023-12-07-17:01:52
Thu Dec 7 2023, 5:01PM
Fri Dec 8 2023, 4:59AM
See all lane closures...

What's Happening

List of the top 15 routes with the most CHP incidents today.
RouteIncidents
Total616
I-5188
US-101179
I-10102
I-80102
SR-9990
I-1589
SR-9184
I-40578
I-21072
SR-6062
US-5055
I-21547
I-88045
I-840