[Adopted as Ch. 6.2, Art. II, Div. 4, of the 1990 Code; amended 12-2-2010 by Ord. No. 175]
A.ย
Surface water shall be the responsibility of the Public Works Director
until it enters a catch basin or other portion of the drainage system
under the responsibility of the Greater Augusta Utility District,
at which point it becomes the responsibility of the district, or until
it enters a stream or river under state or federal jurisdiction.
B.ย
All culverts, ditches, sluiceways, other structures or natural drainage
surface or groundwater in/or crossing public rights-of-way shall be
the responsibility of the Public Works Director, except those catch
basins or pipes which are connected to the storm sewer or combined
sewer systems or have been accepted by the Greater Augusta Utility
District, which shall be the responsibility of the Greater Augusta
Utility District.
C.ย
Retention structures may be built for or by the City of Greater Augusta
Utility District and shall be the responsibility of the Public Works
Director if located on City rights-of-way, land or easements and not
connected to the storm or combined sewer systems or accepted by the
Greater Augusta Utility District. If connected to the latter, they
shall be the responsibility of the Greater Augusta Utility District.
Natural drainage easements may be acquired by the City and shall be
the responsibility of the Public Works Director. Easements exceeding
400 feet in length shall be approved by the Planning Board before
acquisition and shall be in accord with any Greenway-Natural Drainage
Protection Plan adopted by the Planning Board and with the Shoreland
Protection Ordinance. If downstream reworking or rebuilding is necessitated
by a new street or development, the developer of the land shall participate
in such cost at a rate to be determined by the City Engineer and General
Manager of the Greater Augusta Utility District.
All storm sewers, drains and drainage installed in the City
outside of the Greater Augusta Utility District jurisdiction shall
be built in accordance with the specifications of the City Engineer
and they shall be the responsibility of the Public Works Director.
No person shall place any obstruction in any ditch or watercourse
by the side of any street of the City without providing a sufficient
culvert for the passage of water. The culvert size and the installation
of such culvert shall be approved by the City Engineer, and the cost
of same shall be borne by the owner.
A.ย
No person shall let out or empty upon the surface of any street or
sidewalk any cellar, sink or other drains, nor shall any person allow
seepage upon any such street or sidewalk from septic tank filter beds
or cesspools.
B.ย
It shall be the responsibility of the various utilities to maintain
location records of dormant house services. The City shall notify
utilities prior to issuing demolition permits.
A.ย
For residential properties not exceeding four dwelling units, roof
and pavement drainage may enter natural drainage, man-made drainage
or stormwater systems. Natural drainage systems shall be used whenever
possible.
B.ย
Stormwater run-off from multifamily, commercial, governmental, institutional
and industrial property shall be piped into the stormwater system
where available and as approved by the City Engineer. In areas beyond
the current limits of the storm drainage system, the developer shall
provide adequate drainage to the nearest natural watercourse, subject
to the approval of the City Engineer.
C.ย
In areas where there is no storm drain system or natural watercourse,
persons converting existing residential buildings to commercial or
office use shall be permitted to develop parking lots up to 3,600
square feet in size or for up to 12 spaces, whichever is less. The
runoff from such lots shall be controlled. The following conditions
shall be applicable: