Alpine's dynamic road-conditions map is updated every 10 minutes with the most up-to-date information available from the California Department of Transportation (Caltrans) and the Nevada Department of Transportation (NDOT).

I 80

[IN THE SAN FRANCISCO BAY AREA - SOLANO CO] NO TRAFFIC RESTRICTIONS ARE REPORTED FOR THIS AREA.
[IN THE NORTHERN CALIFORNIA AREA & SIERRA NEVADA] NO TRAFFIC RESTRICTIONS ARE REPORTED FOR THIS AREA.

SR 89

[IN THE CENTRAL CALIFORNIA AREA & SIERRA NEVADA] NO TRAFFIC RESTRICTIONS ARE REPORTED FOR THIS AREA.
[IN THE NORTHERN CALIFORNIA AREA & SIERRA NEVADA] IS CLOSED FROM THE LASSEN VOLCANIC NAT'L PARK SOUTH BDRY TO THE JCT OF SR 44 /LASSEN LOOP/ (TEHAMA, SHASTA CO) - FOR THE WINTER - MOTORISTS ARE ADVISED TO USE AN ALTERNATE ROUTE 1-WAY CONTROLLED TRAFFIC AT VARIOUS LOCATIONS FROM THE EL DORADO/PLACER CO LINE TO 4.2 MI NORTH OF THE EL DORADO/PLACER CO LINE 24 HRS A DAY MONDAY THRU FRIDAY THRU 1200 HRS ON 1/1/16 - DUE TO PERMIT WORK - MOTORISTS ARE SUBJECT TO DELAYS OF UP TO 20 MINUTES 1-WAY CONTROLLED TRAFFIC AT VARIOUS LOCATIONS FROM 3.8 MI NORTH TO 7.5 MI NORTH OF THE JCT OF SR 28 (PLACER CO) FROM 0300 HRS TO 1000 HRS MONDAY THRU FRIDAY THRU 5/24/13 - DUE TO PERMIT WORK 1-WAY CONTROLLED TRAFFIC 3.5 MI NORTH OF THE JCT OF US 50 (PLACER CO) FROM 0400 HRS TO 1000 HRS MONDAY THRU FRIDAY THRU 5/24/13 - DUE TO CONSTRUCTION 1-WAY CONTROLLED TRAFFIC AT SQUAW VALLEY RD (PLACER CO) FROM 0400 HRS TO 1000 HRS TUESDAY THRU FRIDAY THRU 5/24/13 - DUE TO CONSTRUCTION 1-WAY CONTROLLED TRAFFIC 3.5 MI SOUTH OF BLISS STATE PARK (PLACER CO) FROM 0400 HRS TO 1000 HRS TUESDAY THRU FRIDAY THRU 5/24/13 - DUE TO CONSTRUCTION

SR 267

[IN THE NORTHERN CALIFORNIA AREA] NO TRAFFIC RESTRICTIONS ARE REPORTED FOR THIS AREA.

US 50

[IN THE NORTHERN CALIFORNIA AREA] NO TRAFFIC RESTRICTIONS ARE REPORTED FOR THIS AREA.