11. A licence holder must install a communication and information exchange system that ensures,(1) during a change of shift, the transmission of any information pertaining to the conditions and mechanical or operational problems likely to have an impact on the safety of persons and property, and on environmental protection;
(2) that every person on the activity site is familiar with the safety instructions and evacuation procedures in an emergency; and
(3) that every person responsible for a measure under the emergency response plan provided for in subparagraph 3 of the second paragraph of section 29 is familiar with the system.