Sanitary sewer facilities connecting with the existing city sewer system shall be installed to serve each lot and to grades, locations, design and size approved by the city engineer. Location of house sewer laterals shall be marked on curb tops with a letter "S." Sanitary sewers when necessary shall be extended to the subdivision limits to permit the extension to adjacent subdivision. Trunk and main lines shall be located in conformance with the city master sewer plan or policy. All sewer facilities located in private streets shall be considered side-sewers and maintained by the property owner up to its connection to the sewer at the manhole in the public street, alley or public sanitary sewer easement. (Ord. 2017-01 (part), 2017: Ord. 2013-07, 2013)