interceptor trap definition
interceptor trap. , “boundary trap”, means a trap situated on the drain at some point between the sewer and the lowest inlet to the drain, for the purpose of preventing the passage of air or gases from the sewer to the drain;
interceptor trap means any trap used to prevent any unwanted material or substance (liquid or solid) from entering a public drain or any gases escaping from the system and includes a grease trap, master trap, silt trap, petrol and oil interceptor.