Q-2, r. 9.01 - Design code of a storm water management system eligible for a declaration of compliance

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62. A pretreatement cell of a dry retention system must be empty at least 48 hours after the end of the rain event if no other rain event occurs during that period.
A rain event corresponds to the rainfall observed during and after a continuous period of at least 6 hours during which the total rainfall level does not exceed 0.3 mm.
O.C. 871-2020, s. 62.
In force: 2020-12-31
62. A pretreatement cell of a dry retention system must be empty at least 48 hours after the end of the rain event if no other rain event occurs during that period.
A rain event corresponds to the rainfall observed during and after a continuous period of at least 6 hours during which the total rainfall level does not exceed 0.3 mm.
O.C. 871-2020, s. 62.