[Ord. No. 2021-18, 11-23-2021]
Development, land disturbing activity, and encroachments in floodways shall not be authorized unless it has been demonstrated through hydrologic and hydraulic analyses required in accordance with Section 16.68.36A1 of these regulations, that the proposed encroachment will not result in any increase in the base flood level during occurrence of the base flood discharge. If Section 16.68.36A1 is satisfied, proposed elevation, addition, or reconstruction of a lawfully existing structure within a floodway shall also be in accordance with Section 16.68.77 of this chapter and the floodway requirements of N.J.A.C. 7:13.
[Ord. No. 2021-18, 11-23-2021]
A. 
The following are prohibited activities:
1. 
The storage of unsecured materials is prohibited within a floodway pursuant to N.J.A.C. 7:13.
2. 
Fill and new structures are prohibited in floodways per N.J.A.C. 7:13.
[Ord. No. 2021-18, 11-23-2021]
A. 
In coastal high hazard areas and Coastal A Zones:
1. 
New buildings shall only be authorized landward of the reach of mean high tide.
2. 
The placement of manufactured homes shall be prohibited except in an existing manufactured home park or subdivision.
3. 
Basements or enclosures that are below grade on all sides are prohibited.
4. 
The use of fill for structural support of buildings is prohibited.
[Ord. No. 2021-18, 11-23-2021]
All new and replaced sanitary sewer facilities, private sewage treatment plants (including all pumping stations and collector systems) and on-site waste disposal systems shall be designed in accordance with the New Jersey septic system regulations contained in N.J.A.C. 14A and N.J.A.C. 7:9A, the UCC Plumbing Subcode (N.J.A.C. 5:23) and Chapter 7, ASCE 24, to minimize or eliminate infiltration of floodwater into the facilities and discharge from the facilities into floodwaters, or impairment of the facilities and systems.
[Ord. No. 2021-18, 11-23-2021]
All new and replacement water facilities shall be designed in accordance with the New Jersey Safe Drinking Water Act (N.J.A.C. 7:10) and the provisions of Chapter 7 ASCE 24, to minimize or eliminate infiltration of floodwater into the systems.
[Ord. No. 2021-18, 11-23-2021]
Storm drainage shall be designed to convey the flow of surface waters to minimize or eliminate damage to persons or property.
[Ord. No. 2021-18, 11-23-2021]
Subject to the limitations of these regulations, fill shall be designed to be stable under conditions of flooding including rapid rise and rapid drawdown of floodwater, prolonged inundation, and protection against flood-related erosion and scour. In addition to these requirements, when intended to support buildings and structures (Zone A only), fill shall comply with the requirements of the UCC (N.J.A.C. 5:23). Proposed fill and encroachments in flood hazard areas shall comply with the flood storage displacement limitations of N.J.A.C. 7:13.
[Ord. No. 2021-18, 11-23-2021]
In coastal high hazard areas and Coastal A Zones, alteration of sand dunes shall be permitted only when the engineering analysis required by Section 16.68.36A4 of these regulations demonstrates that the proposed alteration will not increase the potential for flood damage. Construction or restoration of dunes under or around elevated buildings and structures shall comply with Section 16.68.85A3 of these regulations and as permitted under the NJ Coastal Zone Management Rules (N.J.A.C. 7:7).
[Ord. No. 2021-18, 11-23-2021]
The placement or storage of any containers holding hazardous substances in a flood hazard area is prohibited unless the provisions of N.J.A.C. 7:13 which cover the placement of hazardous substances and solid waste is met.
[Ord. No. 2021-18, 11-23-2021]
A. 
No building permits shall be issued for new construction on any lands west of Long Beach Boulevard unless said land is raised 20 inches above the centerline road grade, at the midpoint of the lot, for lots fronting the bay or lagoon; and 16 inches above the centerline road grade, at the midpoint of the lot, for interior lots. If any land referred to herein does not front on an improved municipal street, then the reference point for lot elevation purposes shall be taken from the nearest municipal improved street to said land as determined by the municipal engineer. All applications for a building permit shall include a plot plan showing the existing and proposed grades in conformance with this subsection. The use of retaining walls will be permitted in order to contain the fill.
B. 
In the case of additions, alterations or repairs to existing structures, the above requirements shall apply when:
1. 
In the case of additions, alterations or repairs to existing structures west of Long Beach Boulevard, the above requirements shall apply when the size of additions, alterations or repairs exceed 75% of square footage of the existing structure.
2. 
When any structure, on a building lot, is moved from its existing foundation for the purpose of installing piling or to raise the structure to a higher elevation.
C. 
The filling of lots is also subject to additional provisions within Section 16.68.63.