1. Appropriate sections from the Borough's Subdivision and Land Development Ordinance, and other applicable local ordinances, shall be followed in preparing the SWM Site Plans. In instances where the Borough lacks Subdivision and Land Development regulations, the content of SWM Site Plans shah follow the Allegheny County Subdivision and Land Development Ordinance.
2. The Borough shah not approve any SWM Site Plan that is deficient in meeting the requirements of this Part. At its sole discretion and in accordance with this Article D., when a SWM Site Plan is found to be deficient, the Borough may either disapprove the submission and require a resubmission, or in the case of minor deficiencies, the Borough may accept submission of modifications.
3. The following items shall be included in the SWM Site Plan:
A. Provisions for permanent access or maintenance easements for all physical SWM BMPs, such as ponds and infiltration structures, as necessary to implement the Operation and Maintenance (O&M) Plan discussed in paragraph C.(9) below.
B. The following signature block for the Borough:
"The Municipal Engineer, on this date September 19, 2018, has reviewed and hereby certifies that the SWM Site Plan meets all design standards and criteria of the Borough Ordinance No. 946; except where waivers have been granted as noted on the Plan. The review is based on a survey and plan prepared by others and assumes that all information is correct and valid as submitted."
C. The SWM Site Plan shall provide the following information:
(1) The overall stormwater management concept for the project.
(2) A determination of site conditions in accordance with the BMP Manuals. A detailed site evaluation shall be completed for projects proposed in environmentally sensitive areas, such as brownfields.
(3) Stormwater runoff design computations and documentation as specified in this Part, or as otherwise necessary to demonstrate that the maximum practicable measures have been taken to meet the requirements of this Part, including the recommendations and general requirements in § 26-121.
(4) Expected project time schedule.
(5) A soil erosion and sediment control plan, where apphcable, as prepared for and submitted to the approval authority.
(6) The effect of the project (in terms of runoff volumes, water quality, and peak flows) on surrounding properties and aquatic features and on any existing stormwater conveyance system that may be affected by the project.
(7) Plan and profile drawings of all SWM BMPs, including drainage structures, pipes, open channels, and swales.
(8) SWM Site Plan shah show the locations of existing and proposed on-lot wastewater facilities and water supply wells, property boundaries, existing and proposed topography, point(s) of interest, utilities, and potential utility conflicts.
(9) The SWM Site Plan shall include an O&M Plan for all existing and proposed physical stormwater management facilities. This plan shall address long-term ownership and responsibilities for O&M including type and schedule/frequency of maintenance activities, personnel and equipment requirements, estimated annual maintenance costs, and method of financing continuing O&M.
(10) A justification, acceptable to the Designated Plan Reviewer, must be included in the SWM Site Plan if BMPs other than green infrastructure methods and LID practices are proposed to achieve the volume, rate and water quality controls under this Part.
(Ord. 946, 11/8/2018, §401)