8.3.22 Planning Board Packet - Laserfiche WebLink

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Article 4: Overlay Zoning Districts 73 Section 4.2:Watershed Protection and the most current version of the Department of Environmental Quality(NCDEQ) Stormwater Design Manual, State St rmwater D86igR nnanual.and this Ordinance.107 (1) The proposed feature must be recognized by Orange County and the State as allowing for an increase in impervious surface area through an stormwater foe+, rolnfiltration System'0s (2) Under no circumstances may impervious surface area be increased by more than 3% of the total allowable area on the subject parcel through this process. (3) The property owner shall provide a stormwater assessment, completed by a licensed engineer, of the current property identifying its infiltration rates and carrying capacity as well as a comprehensive soil assessment for the property. (4) The development/design of the feature shall be in accordance with established design criteria as embodied within the State most current version of the North Carolina Administrative Code Title 15A, Subchapter 02H, Sections .1000 through .1062 and the most current version of the NCDEQ Stormwater Design Manual and shall be completed by a licensed engineer with expertise in stormwater management. Additional allowable impervious surface area shall be based on the soil composition of the property consistent with State regulations. (5) The property owner shall be responsible for the completion and submission of a stormwater operation/maintenance and access agreement detailing the perpetual maintenance, inspection, and upkeep of the approved SCM in accordance with Orange County109 and State regulations. The Planning Director shall cause an analysis to be made of the agreement by qualified representatives of##e-Orange County10 and other agencies or officials as appropriate. Once approved, the document shall be recorded aN4 the Orange County Registerfa-01' of Deeds office. The property owner assumes all financial and legal responsibility for the perpetual maintenance and upkeep of the approved SCM. (6) The property owner shall assume all costs associated with the preparation and recordation of new plat(s)/development restrictions detailing the allowable impervious surface limit(s)for the property after the SCM has been approved by the Orange County12 (7) The property owner, at its cost and expense, shall be required to execute and file with the Orange County13 a Performance Guarantee ,ntable iri+ to cover the cost of removal of a SCM, and any additional impervious surface area installed as the result of its approval, in the event the SCM is failed to be maintained in accordance with the recorded operations agreement. T118 aMGURt Gf the bend shall be 1'I0 of the est mated nE)c+ G rho foot re and 0mnor�iir�iio oiirf�no o G84ified by a IlnonOo.J professional engineer or sur„eyer.The Performance Guarantee shall comply with the provisions of Section 6.22 of this Ordinance.14 107 Consistent reference to the"most current versions"of Subchapter 02H and the NCDEQ Stormwater Design Manual—addressed through remainder of Section 4.2.8. 10'Correct reference to"Infiltration System"as defined in the Definitions section of this Ordinance. 10'Consistent reference to"Orange County". 1io Consistent reference to"Orange County". 111 Text corrections. 12 Consistent reference to"Orange County". 13 Consistent reference to"Orange County". 14 Reference to new section. Orange County, North Carolina—Unified Development Ordinance Page 4-12