Ordinance 3735 - Laserfiche WebLink

centigrade, or which would form a deposit or obstruction or damage or reduce the capacity of the sewer into which it was placed. (b) Inflammable, explosive or poisonous liquids, gases or solids or any matter which, after entrance into a sewer, might reason- ably be expected to form in any way such inflammable, explosive or poisonous liquids, gases or solids. (c) Matter of any nature at a temperature above one hundred fifty degrees Fahrenheit. (d) Liquid matter of any nature containing suspended solids in excess of 1,000 parts per million. (e) Matter of any nature containing a five day Biochemical Oxygen Demand in excess of 400 parts per million. (f) Animal or vegetable greases, oils or matter containing animal or vegetable grease or oil of anynature in excess xcess of 200 parts per million, or any petroleum products. (g) Liquid matter with a hydrogen ion concentration below 5.5 or above 9.0. (h) Any matter which, in the opinion of the Commissioner of Public Works, might interfere with the satisfactory operation of any treatment plants or any portion of the Sewer System. Section 27 . MATTER EXCLUDED FROM STORM SEWERS. In addition to the matter excluded in Section 26 of this ordinance, all other matter of any nature shall be excluded from those parts of the Sewer System designated by the Commissioner of Public Works as Storm Sewers, excepting only surface drainage water resulting from rainfall. Such drainage water shall be directed into a Storm Sewer only under the authorization and direction of the Commissioner of Public Works. Section 28. MATTER EXCLUDED FROM SANITARY SEWERS. In add- ition to the matter excluded in Section 26 of this ordinance, all surface drainage water shall be excluded from all parts of the Sewer 18.