Caltrans I80 update

[Marc MERLIN]

Update in from https://roads.dot.ca.gov/ : 2021:03:20 16:57

Change since last update http://marc.merlins.org/snow/roadinfo/i80/i80.2021:03:20-16:57.diff :
-[IN THE NORTHERN CALIFORNIA AREA & SIERRA NEVADA] IS CLOSED TO WESTBOUND TRAFFIC AT THE YUBA GAP (NEVADA CO) - DUE TO A TRAFFIC COLLISION - MOTORISTS ARE ADVISED TO USE AN ALTERNATE ROUTE
-IS CLOSED WESTBOUND TO ALL TRACTOR-SEMITRAILER COMBINATIONS AT TH NEVADA STATE LINE - DUE TO A TRAFFIC COLLISION - ALL TRACTOR-SEMITRAILER COMBINATIONS ARE ADVISED TO USE AN ALTERNATE ROUTE
-**FOR EASTBOUND TRAFFIC: CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH SNOW TIRES ON ALL 4 WHEELS FROM KINGVALE (PLACER CO) TO THE DONNER LAKE INTERCHANGE (NEVADA CO)
+[IN THE NORTHERN CALIFORNIA AREA & SIERRA NEVADA] **FOR EASTBOUND TRAFFIC: CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH SNOW TIRES ON ALL 4 WHEELS FROM KINGVALE (PLACER CO) TO THE DONNER LAKE INTERCHANGE (NEVADA CO)

New state from https://roads.dot.ca.gov/ saved at http://marc.merlins.org/snow/roadinfo/i80/i80.2021:03:20-16:57
[IN THE SAN FRANCISCO BAY AREA - SOLANO CO] NO TRAFFIC RESTRICTIONS ARE REPORTED FOR THIS AREA.
[IN THE NORTHERN CALIFORNIA AREA & SIERRA NEVADA] **FOR EASTBOUND TRAFFIC: CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH SNOW TIRES ON ALL 4 WHEELS FROM KINGVALE (PLACER CO) TO THE DONNER LAKE INTERCHANGE (NEVADA CO)
INTERNET MAPPING, LIKE GOOGLE MAPS & MAPQUEST. 

Main page with google maps of Caltrans reporting points:
http://marc.merlins.org/snow/tahoe_caltrans.shtml