(A) Specific projects or activities may be exempt from all or part of the informational requirements listed below. Exemptions are detailed in §§ 50.020 and 50.075 of this chapter. If a project or activity is exempt from any or all requirements of this chapter, an application should be filed listing the exemption criteria met, in lieu of the information requirements listed below. This level of detailed information is not required from individual lots, disturbing less than one acre of land, developed within a larger permitted project site. Review and acceptance of such lots is covered under § 50.062 of this chapter.
(B) The different elements of a permit submittal include a draft notice of intent (NOI), proof of publication of a public notice, construction plans, a storm water drainage technical report, a storm water pollution prevention plan for active construction sites, a post-construction storm water pollution prevention plan and any other necessary supporting information. All plans, reports, calculations and narratives shall be signed and sealed by a professional engineer or a licensed surveyor, registered in the state.
(C) (1) Draft notice of intent.
(a) The NOI is a standard form developed by the State Department of Environmental Management, which requires general project information. As part of the town’s storm water management permit application package, the NOI form should be completed in full based on data and information available at the time of application.
(b) An updated version of this form, accompanied by proof of publication in a newspaper of general circulation in the affected area that notified the public that a construction activity is to commence, will need to be resubmitted later after the storm water management permit is granted and at least 48 hours prior to commencement of construction. The publication must include the following language:
“(Company name, address) is submitting an NOI letter to notify the Town of Zionsville, Indiana and the Indiana Department of Environmental Management of our intent to comply with the requirements of the Town of Zionsville Storm Water Management Ordinance, as well as the requirements of 327 I.A.C. 15-5 and 327 I.A.C. 15-13, to discharge storm water from construction activities for the following project: (name of the construction project, address of the location of the construction project, and Parcel Identification Number). Run-off from the project site will discharge to (stream(s) receiving the discharge(s)).”
(2) Construction plans. Construction plan sheets (larger than 11 inches by 17 inches, but not to exceed 24 inches by 36 inches in size) and an accompanying narrative report shall describe and depict the existing and proposed conditions. Note that in order to gain an understanding of and to evaluate the relationship between the proposed improvements for a specific project section/phase and the proposed improvements for an overall multi-section (phased) project, the detailed information requested herein for the first section/phase being permitted must be accompanied by an overall project plan that includes the location, dimensions and supporting analyses of all detention/retention facilities, primary conveyance facilities and outlet conditions. Construction plans need to include items listed in the application checklist provided in the town’s Storm Water Technical Standards Manual.
(3) Storm water drainage technical report. A written storm water drainage technical report must contain a discussion of the steps taken in the design of the storm water drainage system. Note that in order to gain an understanding of and to evaluate the relationship between the proposed improvements for a specific project section/phase and the proposed improvements for an overall multi-section (phased) project, the detailed information requested herein for the first section/phase being permitted must be accompanied by an overall project plan that includes the location, dimensions and supporting analyses of all detention/retention facilities, primary conveyance facilities and outlet conditions. The technical report needs to include items listed in the application checklist provided in the town’s Storm Water Technical Standards Manual.
(4) Storm water pollution prevention plan for construction sites. For sites with total disturbance of one acre or more, a storm water pollution prevention plan associated with construction activities must be designed to, at least, meet the requirements of this chapter. The SWPPP and construction plans must include the items listed in the application checklist provided in the town’s Storm Water Technical Standards Manual. For land disturbances totaling 10,000 square feet or more of land area, but less than one acre, appropriate erosion and sediment control measures that are consistent with the town’s Technical Standards must be designed and shown on the plans.
(5) Post-construction storm water pollution prevention plan.
(a) For sites with total land disturbance of 10,000 square feet or more of total land area, a post-construction storm water pollution prevention plan must be designed to, at least, meet the requirements of this chapter and must include the information provided in the town’s Storm Water Technical Standards Manual.
(b) The post-construction storm water pollution prevention plan must include items listed in the application checklist provided in the town’s Storm Water Technical Standards Manual.
(Ord. 2013-17, passed 12-2-2013)