9.1.1.
Location. The Floodplain District is herein established as an overlay district. The District includes all special flood hazard areas within the Town of Norwood designated as Zone A, AE and AO, on the Norfolk County Flood Insurance Rate Map (FIRM) issued by the Federal Emergency Management Agency (FEMA) for the administration of the National Flood Insurance Program. The Map panels of the Norfolk County FIRM that are wholly or partially within the Town of Norwood are panel numbers 25021C0178E, 25021C179E, 25021C0183E, 25021C0184E, 25021C0186E, 25021C0187E, 25021C0189E, 25021C0191E and 25021C0193E dated July 17, 2012. The exact boundaries of the District may be defined by the 100-year base flood elevations shown on the FIRM and further defined by the Norfolk County Flood Insurance Study (FIS) report date July 17, 2012. The FIRM and FIS report are incorporated herein by reference and are on file with the Town Clerk, Planning Board, Building Official, and Conservation Commission.
9.1.2.
Purpose. The purposes of the Floodplain District are to:
1.
Ensure public safety through reducing the threats to life and personal injury.
2.
Eliminate new hazards to emergency response officials.
3.
Prevent the occurrence of public emergencies resulting from water quality, contamination, and pollution due to flooding.
4.
Avoid the loss of utility services which, if damaged by flooding, would disrupt or shut down the utility network and impact regions of the community beyond the site of flooding.
5.
Eliminate costs associated with the response and clean up of flooding conditions.
6.
Reduce damage to public and private property resulting from flooding waters.
9.1.3.
Overlay District. The Floodplain District is established as an overlay district to all other districts.
1.
All development in the district, including structural and nonstructural activities, whether permitted by right or by special permit, must be in compliance with MGL c. 131 § 40 and with the following:
a.
Massachusetts State Building Code sections on floodplain and coastal high-hazard areas (currently 780 CMR).
b.
Wetlands protection regulations, Department of Environmental Protection (DEP) (currently 310 CMR 10.00).
c.
Inland wetlands restriction, DEP (currently 310 CMR 13.00)
d.
Minimum requirements for the subsurface disposal of sanitary sewage, DEP (currently 310 CMR 15, Title 5)
e.
Norwood Wetlands Bylaw (currently Article XXV of the Bylaws of the Town of Norwood).
2.
Any variance from the provisions and requirements of the above-referenced state regulations may only be granted in accordance with the required variance procedures of these state regulations.
9.1.4.
Order of Conditions. An Order of Conditions from the Conservation Commission is required before a building permit shall be issued for construction or expansion by 500 square feet or more of a principal building on land lower than the specified elevations as provided in the Flood Insurance Rate Maps as supplied to the Town of Norwood, MA. by FEMA
9.1.5.
Failure to Comply. Without limiting the generality of the forgoing, failure or inability to comply with the following shall be presumed hazardous to health and safety.
9.1.6.
Building Code and Town Requirements. Structural requirements for construction in flood zones are as provided in the Massachusetts State Building Code, which code requirements are not waived nor superseded by the provisions of this Zoning Bylaw. In addition to those code requirements, the following requirements shall also apply within the floodplain overlay district for the Town of Norwood:
1.
Structures for all other uses other than dwelling units must also conform to Subsection 9.1.3(1)(a).
2.
The placement of mobile homes for year round or seasonal use is prohibited in the Floodplain overlay district.
3.
In Zones A and AE, along watercourses that have not had a regulatory floodway designated, the best available Federal, State, local, or other floodway data shall be used to prohibit encroachments in floodways which would result in any increase in flood levels within the community during the occurrence of the base flood discharge.
4.
Base flood elevation data is required for subdivision proposals or other developments greater than 50 lots or 5 acres, whichever is the lesser, within unnumbered A zones.
5.
In a riverine situation, the Inspector of Buildings shall notify the following of any alteration or relocation of a watercourse:
• | Adjacent Communities |
• | NFIP State Coordinator Massachusetts Department of Conservation and Recreation 251 Causeway Street, Suite 600-700 Boston, MA 02114-2104 |
• | NFIP Program Specialist Federal Emergency Management Agency, Region I 99 High Street, 6th Floor Boston, MA 02110 |
6.
Within Zone AO on the FIRM, adequate drainage paths must be provided around structures on slopes, to guide floodwaters around and away from proposed structures.
7.
In Zone AE, along watercourses within the Town of Norwood that have a regulatory floodway designated on the Norfolk County FIRM encroachments are prohibited in the regulatory floodway which would result in any increase in flood levels within the community during the occurrence of the base flood discharge.
9.
Existing contour intervals of site and elevations of existing structures must be included on plan proposal.
9.1.7.
Uses of Low Flood Damage Potential. The following uses of low flood damage potential and causing no obstructions to flood flows are encouraged provided they are permitted in the underlying district and they do not require structures, fill, or storage of materials or equipment:
1.
Agricultural uses such as farming, grazing, truck farming, horticulture, etc.
2.
Forestry and nursery uses.
3.
Outdoor recreational uses, including fishing, boating, play areas, etc.
4.
Conservation of water, plants, wildlife.
5.
Wildlife management areas, foot, bicycle, and/or horse paths.
6.
Temporary non-residential structures used in connection with fishing, growing, harvesting, storage, or sale of crops raised on the premises.
7.
Buildings lawfully existing prior to the adoption of these provisions.





































