Title: +038=627.001-##001T_03-Fasadevasksystem NorAcon - International Code of Practice (ICOP).pdf
Where the reaction from the high-pressure tools could unbalance the rope access M.6.4 technician and cause an accident, subsidiary anchor lines should be used to tension the rope access technician in position.Exclusion zones (buffer zones) should be established to keep unauthorised personnel M.6.5 away from the blast area and to protect against other hazards, e.g. falling or flying debris and noise, and the possibility of the lance being dropped onto them.M 6.6 It is essential that a good communications system is established. Pre-arranged hand signals are often used because a microphone is unsuitable when blasting, due to the noise. A common and effective technique to attract the blaster’s attention is for the Level 3 to cut off the air supply.© IRATA InternationalAnnex M: page 3 of 32013-Sep-01IRATA International code of practice for industrial rope accessPart 3: Informative annexesAnnex N: Recommended list of information to be kept on siteSeptember 2013