1177.09  EASEMENTS ALONG STREAMS.
   Whenever any stream or important surface drainage course is located in any area which is being subdivided, the subdivider shall provide an adequate easement, as determined by the City Engineer, along each side of the stream for the purpose of widening, deepening, sloping, improving or protecting the stream.  The easement shall be dedicated to the City or other appropriate public agency.
(1980 Code 152.23).