Caltrans US50 update

[Marc MERLIN]

Update in from https://roads.dot.ca.gov/ : 2020:03:18 03:00

Change since last update http://marc.merlins.org/snow/roadinfo/us50/us50.2020:03:18-03:00.diff :
+[IN THE SACRAMENTO VALLEY & THE LAKE TAHOE BASIN] CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH SNOW TIRES ON ALL 4 WHEELS FROM POLLOCK PINES TO RIVERTON (EL DORADO CO)

New state from https://roads.dot.ca.gov/ saved at http://marc.merlins.org/snow/roadinfo/us50/us50.2020:03:18-03:00
[IN THE SACRAMENTO VALLEY & THE LAKE TAHOE BASIN] CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH SNOW TIRES ON ALL 4 WHEELS FROM POLLOCK PINES TO RIVERTON (EL DORADO CO)
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