(a) Future access to floodplains, flood control facilities, runoff drainage ditches and channels, runoff storage facilities, storm sewers and other drainage ways and structures, as required by the City Engineer, shall be secured by means of easements.
(b) The easements shall be recorded in the name of the entity responsible for maintenance (in single-family residential developments, the homeowners’ association.)
(c) The easements shall be restricted against the planting within said easement of trees, shrubbery or planting with woody growth characteristics, and against the construction therein of buildings, accessory buildings, fences, walls or any other obstructions to the free flow of storm water and the movement of inspectors and maintenance equipment. It shall also be restricted against the changing of final grade from that described by the grading plan.
(d) Easements shall not be less than 20 feet in width, with a minimum 10 foot width on either side of the centerline. Easements over storm sewers or open channels wider than three feet shall be 20 feet in width plus the width of the drainage feature, rounded up to the nearest five foot increment.
(e) Easement shall provide access to the closest public street or alley.
(f) Access easements and easements over storm sewers where it is reasonably expected that maintenance vehicles will require access, shall provide a gravel access drive, or gravel base topped with topsoil, per City Standards, for the length and width of the easement.
(g) Provide discharge easements for public roadway runoff to enter into and through the runoff storage system facilities.