Sump: a low space that collects any often-undesirable liquids such as water or chemicals. A sump can also be an infiltration basin used to manage surface runoff water and recharge underground aquifers.
Silt Traps
Sumps are required to be specified and installed under the requirements of the Building Code with particular emphasis on clause E-1 Surface Water
Resources
Sumps & Traps Catalogue (.pdf)
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Building Code (.pdf)
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E-1 Surface Water (.pdf)
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