ST. CATHARINES, UPON - TSP Canada Systems Inc.,a manufacturer of wind towers in Thorold, has pleaded guilty and has been fined $80, 000 once a worker was smashed by components being changed along a line.With June 1, 2013, the worker was performing polishing use a 58-tonne cylindrical steel tower section that has a hand grinder at the actual company's plant at 100 Hayes Road in Thorold. The...