S-2.1, r. 9 - Regulation respecting concrete pumps and distribution masts
4. A concrete pump shall bear an identification plate specifying
(1) the manufacturer’s or supplier’s name;
(2) the year of manufacture;
(3) the serial number;
(4) the model;
(5) the concrete pump’s maximum working pressure in bars; and
(6) the maximum concrete pumping rate in cubic metres per hour (m3/h).