48 -029 Fire Sprinkler Narrative - Lot 6 Ridge View Rd 3-24-17
AUTOMATIC FIRE SPRINKLER SYSTEM
NARRATIVE REPORT
Contractor:
Ridgeview Development LLC
718 Parker St
East Longmeadow, MA
Site:
Ridge View Rd. - Lot 6
Northampton, MA
Prepared By:
Hampshire Fire Protection LLC.
507 Southampton Road
Westfield, MA. 01085
(413) 642-3287
Prepared For:
Northampton Building Department
March 24, 2017
Section 1-Basis of Design
1.1 Building Description
1.1a This is a 2-story house with a basement.
1.1b The aggregated square footage of the house: 1750 sq. ft.
1.1c The building height is approximately 24'-0" at highest point of main structure.
1.1d This building has (1) story’s above grade
1.1e See 1.1b for square footage.
1.1f Occupancy of Building: Single Family Dwelling
1.1g The construction type is V
1.1h There will be no hazardous materials stored within the facility.
1.1i There is no high pile storage in the building.
1.1j There is site access arrangement for emergency response vehicles. The front of the
building is on Ridge View Road.
1.2 Applicable Laws, Regulations and Standards
NFPA 13D 2013 Installation of Sprinkler Systems in One and Two Family
Dwellings and Manufactured Homes.
The 2009 IEBC & 2009 IBC
8th Edition of the Massachusetts Building Code Amendments.
1.3 Design Responsibility for Fire Sprinkler System
a.) The design responsibility of the fire sprinkler system is Hampshire Fire Protection LLC.
1.4 Fire Protection System to be Installed
a.) Water Supply
New tank and pump system sized to provide a 10 minute water supply per NFPA 13D
Section 6.1.2.
b.) Automatic Fire Sprinkler System
The fire sprinkler system shall be designed in accordance with NFPA 13D 2013.
The fire sprinkler system shall be a wet system.
Residential sprinklers to be provided throughout the residence.
The fire sprinkler system shall be hydraulically calculated in accordance with the
requirements of NFPA 13D, 2013.
A flow switch shall be installed in the sprinkler room on the basement floor of the
building. The new flow switch will be located after the residential fire pump.
The flow switch is activated by any flow of water equal to, or in excess of the discharge
from one fire sprinkler. Once activated, it shall send an electric signal to the alarm bell
mounted on the exterior of the house
Control valves will be locked (with wire seal) in the open position.
A supervisory station is not required for an automatic sprinkler system protecting
One and two family dwellings per IBC 901.6.1
Section 2 – Sequence of Operation
2.1 Fire Sprinkler System Waterflow
a) Upon sprinkler system waterflow, the following functions shall be performed:
Indicate condition at the electric bell on the exterior of the residence.
Initiate building evacuation through electric bell on the exterior of the residence.
2.2 Control Valve Signal
The Control valves shall be locked (with wire) in the open position.
Section 3- Testing Criteria
3.1 Personnel
a) The installing contractor shall notify the owner's representative, and the
local fire department of the testing schedule for the installation of the fire sprinkler
system so that each may be represented at the time of testing.
b) Testing of the fire sprinkler system shall be in compliance with the
requirements of NFPA 13D, 2013.
3.2 Testing Equipment and Tools
Record drawings
Notification announcement
Manufacturer's installation instructions, maintenance manuals, test equipment.
3.3 Approval Requirements
A signed Contractor's Test and Material Certificate shall be given to each party as
outlined in section 3-1 document system operation and testing.