10. While in operation, a storage and handling centre for road salt and abrasives must comply with the following:(1) the water in contact with salt, abrasives and equipment must at all times respect the following values when discharged into the environment:(a) a concentration of suspended matter less than or equal to 50 mg/l;
(b) a concentration of petroleum hydrocarbons (C10-C50) less than or equal to 2 mg/l;
(2) a twice yearly grab sampling of the water described in paragraph 1 must be conducted in the course of the centre’s operations to verify the electrical conductivity and the concentration of chlorides, suspended matter and petroleum hydrocarbons (C10-C50);
(3) a weekly visual inspection of the salt and abrasives storage, handling and loading areas must be made by the operator to make sure they are in good order;
(4) the handling and loading areas must be free at all times of any deposit of salt and abrasives resulting from handling and loading operations;
(5) the piles of snow in the loading area must be sent to a snow disposal site authorized under section 22 of the Act or be pushed to impermeable surfaces where the meltwater is collected before being disposed of;
(6) the noise emitted during operation of the centre, represented by the reference noise level obtained at a dwelling or public institution, other than a dwelling belonging or leased to the owner or operator or educational institutions or tourist establishments when they are closed, must not exceed for any 1-hour interval the higher of(a) the residual noise; and
(b) 40 dBA between 7:00 p.m. and 7:00 a.m. and 45 dBA between 7:00 a.m. and 7:00 p.m.