51. The owner shall keep, for each ride, a log book containing the following information:(1) the ride name, the manufacturer’s name and the serial number;
(2) the registration number;
(3) the rated capacity and the maximum speed specified by the manufacturer;
(4) the compiling of operating hours;
(5) the nature of alterations made to a safety device or its elimination as well as the manufacturer’s authorization to this effect;
(6) the location and nature of alterations and weldings made to a mechanical part or a structural member as well as the welding procedure used;
(7) the location and type of restraining device or safety retainer which has been installed according to sections 20 and 21;
(8) the corrections made following the checks carried out during mounting;
(9) the date of each mounting as well as a statement indicating that the manufacturer’s mounting instructions were followed;
(10) the identification of any safety device having interrupted the operation of a ride;
(11) the breakdowns, accidents and evacuations that occurred while operating the ride;
(12) the corrections made following daily checks;
(13) the replacement or repair of a steel wire rope;
(14) the replacement of a link-chain;
(15) the dates of verification of a portable extinguisher and of a smoke alarm.