Google map showing detail of traffic flow from Penzance to west of Minack turn off. Note this is a detailed view foucssing on the traffic around Porthcurno.

Note the route colours:
blue = no traffic delays
Orange = slowing traffic or medium amount of traffic
Red = slow traffic or general congestion


Note slow traffic through Porthcurno until the top of Maunsell Hill.

Also note the red traffic on the B3315 between Trethewey and Treen

The time of 8:51am is 8 hours behnd. The actual time in Porthcurno was 4:51pm.