18R7. The fuel oil delivery system at the tank truck loading racks shall comprise separate loading spouts for coloured fuel oil in accordance with the first paragraph of section 18R3 and non-coloured fuel oil, and each spout shall be equipped with a meter.
Notwithstanding the foregoing, a fuel oil delivery system may include only one loading spout for coloured fuel oil and non-coloured fuel oil where it meets the following conditions:(a) the loading spout shall be designed or equipped so that it may be cleaned by means of a sufficient quantity of non-coloured fuel oil at the end of each delivery of fuel oil and it shall be used for the delivery of fuel oil only;
(b) the delivery system shall be equipped with a meter allowing to distinguish between deliveries of coloured fuel oil and deliveries of non-coloured fuel oil.
R.R.Q., 1981, c. T-1, r. 1, s. 18.7; O.C. 3470-81, s. 4; O.C. 2717-83, s. 5; O.C. 1656-86, s. 2; O.C. 1635-96, s. 35.