21. Every person working or opening a sand pit while constructing, improving or maintaining a road shall completely clear the required part of the site before using it, remove and pile up the organic matter for later reuse not closer than within 20 m of a lake, a watercourse or a fish habitat and extract the non-consolidated substances in the part that is the most distant from any lakeshore or the bank of any watercourse.
The person shall divert runoff towards a vegetation area located at least 20 m from any lake or watercourse, as measured from the natural high-water mark.
After the sand pit is abandoned, the person shall reduce its slopes, clear the surface of the site of debris, waste, machine parts and other litter and then respread the organic matter that has been piled up.
Where the sand pit is located south of the 52nd parallel, the person shall, within 2 years after it is abandoned, ensure that the area is regenerated with commercial species and that the distribution coefficient of such regeneration, established in accordance with section 90, is at least equal to the coefficient existing before the cutting of the species over that area.
The person shall also ensure that the coefficient is maintained 8 years after the area is abandoned.
Where the sand pit is located north of the 52nd parallel, the person shall ensure that the area is regenerated with species adapted to the site as soon as the pit is abandoned.
The abandonment of a sand pit referred to in this section corresponds to 31 March of the year in which the lease referred to in section 140 of the Mining Act (chapter M-13.1) is not renewed or ceases to be in force.