Section 32-11-664 - Classification of sewer districts(1) The board may order by resolution:(a) The acquisition of improvement district sewers, other drainage facilities, and appurtenances for storm drainage, to be known as sewer districts; and(b) The acquisition of relief sewers or other drainage facilities or intercepting sewers or other drainage facilities and appurtenances for storm drainage for districts, to be known as relief districts or as intercepting districts.(2) Such sewers shall be constructed so as to connect within or without the improvement district with some other sufficient sewer or disposal facilities or with some natural drainage. Such districts may be composed of subdistricts to be specifically named or numbered in such resolution.(3) District sewers, except as provided in this article, shall include all submains necessary to provide outlets for all subdistrict laterals within the improvement district.(4) Special district sewers shall include the necessary mains to provide outlets for all laterals within the special sewer district.L. 69: p. 807, § 177. C.R.S. 1963: § 89-21-177.