Assume the truck was well in front of the cyclist; Truck signals its turn, and slows. Cyclist rides into the truck’s blind spot. Despite checking mirrors and signaling truck driver doesn’t see the cyclist, and cyclist obliviously continues forward as truck turns.
Should be rear facing wide angle cameras on side of cab or front edge of trailer if tractor/trailer unit and a 17" screen dead center of console to negate blind spot for driver.
All wage structuring/policies/issues causing time sensitive driving should be legislated out of existence for commercial vehicle operators.