Caltrans I80 update

[Marc MERLIN]

Update in from https://roads.dot.ca.gov/ : 2020:03:09 05:06

Change since last update http://marc.merlins.org/snow/roadinfo/i80/i80.2020:03:09-05:06.diff :
+[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)
+**FOR WESTBOUND TRAFFIC: CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH SNOW TIRES ON ALL 4 WHEELS FROM THE DONNER LAKE INTERCHANGE (NEVADA CO) TO 4.7 MI WEST OF KINGVALE (PLACER CO)

New state from https://roads.dot.ca.gov/ saved at http://marc.merlins.org/snow/roadinfo/i80/i80.2020:03:09-05:06
[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)
**FOR WESTBOUND TRAFFIC: CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH SNOW TIRES ON ALL 4 WHEELS FROM THE DONNER LAKE INTERCHANGE (NEVADA CO) TO 4.7 MI WEST OF KINGVALE (PLACER CO)
PLEASE RESEARCH CHAIN CONTROL LOCATIONS AS CALTRANS IS CURRENTLY WORKING TO UPDATE CHAIN CONTROL DESCRIPTIONS FOR CONSISTENCY WITH INTERNET MAPPING, LIKE GOOGLE MAPS & MAPQUEST. 

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