1. LTI no 20: O 2 Cylinder hits man 23/May/00 Acetylene and O 2 cylinders mounted on a welding truck. The small acetylene cylinder is empty and needs to be replaced. Acetylene and O 2 cylinders

2. The single “ door ” LTI no 20: O 2 Cylinder hits man 23/May/00 The single “ door ” is opened and both cylinders come free. Small acetylene cylinder is taken out. The 2 man do not notice the unstable O 2 cylinder The loose O 2 cylinder

3. LTI no 20: O 2 Cylinder hits man 23/May/00 The O 2 cylinder falls out of the rack and hits the man in the back braking his shoulder blade. He is off work for at least 3 weeks.

4. Discussion and learning for your team tool-box: - How would you have replaced these bottles? - Do you have a procedure for operations like this one? - How can the design of the rack be improved? - Are there any similar conditions in your work-area where the opening of a guard releases more then one heavy item? What are you going to do about them? - How do you ensure the gas cylinders you use are stable and fixed (in workshop, on construction site, etc.)? LTI no 20: O 2 Cylinder hits man 23/May/00