A. In event a subdivision is traversed by or adjoins a watercourse or stream:
1. An easement shall be provided for the flow of the watercourse or stream conforming substantially to the lines of such watercourse or stream of sufficient width to carry the reasonably anticipated flow of water and for the maintenance of the banks and watercourse or stream; or
2. Provisions may be made for relocating a stream or watercourse, for which suitable easements shall be provided as described in subsection A1 of this section; and
3. Easements shall be provided for existing and potential structures necessary to control or dispose of water or for crossings; and
4. The city engineer may require watercourses, streams or ditches to be placed in underground pipes, where he determines that public safety reasonably so requires.
B. All matters of size and design in cases mentioned in this section shall be subject to the city improvement standards and the approval of the city engineer. (Ord. 2000-05, 4-25-2000)