23A-070 70 Main Sprinkler Alarm NarrativeWAREHOUSE MECHANICAL CONTRACTORS, INC ..
A certified Service Disabled Veteran Owned Small Business
Sprinkler Contractors and Designers
Established 1980
Fire Sprinkler portion of
Narrative Report
Northampton Health Center
70 Main Street
Florence, MA.
By
Installing Contractor
Warehouse Mechanical Contractors, Inc.
MA. Sprinkler Contractors License SC 2254
Expires 11/2312013
413-536-9222 Phone
413-535-2486 Fax
June 12, 2013
342 Britton Street -Chicopee, MA. 01020
Tel. (413) 536-9222 FAX (413) 535-2486
MA.Lic.2254 &R1. 329
FIRE PROTECTION SYSTEMS NARATIVE REPORT
BASIS (METHODOLOGY) OF DESIGN
Section 1 -Building Description
a. Building "Use Group: The Building use is Business (B)
b. Type(s) of occupancies (hazards within the building): Medical Offices
c. One story above grade high point of building roof is 14'-0" +/
d. Zero stories below grade
e. The existing building is 13,540 SF, the new addition is 4,780 SF for a total
of 18,320 sf
f. Storage: In accordance with NFPA-13 for miscellaneous storage under
12'-0" in height
The highest sprinkler flow requirement is .10 GPM over the most remote 900
square feet which will require approximately 121 GPM @ 41.9 PSI at the base of
the riser and 221 GPM@43 PSI at the connection to the city main
Water flow test is 66 PSI Static, 57 PSI Residual with 520 GPM flowing
Section 2 -Applicable Laws, Regulations and Standards
a. 780 CMR code sections "Fire Protection System Requirements"
903.2.0 Fire Suppression Systems
903.4.2 Requires audio visual alarm devices
903.4.1 Monitoring
b. NFP A Standards and Editions used for the design of each specific fire
protection system, NFPA 13, 2007; NFPA 72,2007; NFPA 24,2007
Section 3 -Design Responsibility for the Fire Protection Systems
Warehouse Mechanical Contractors, Inc. develops a full system layout, design criteria
and calculations and certifies the system installation for code compliance at completion.
Section 4 -Fire Protection Systems to be installed
a. Water supply will be taken from the existing 4" water service that is
connected to the city main in South Street
b. Sprinkler systems and components
c. Fire alarm systems and components-audio and visual appliances installed
throughout in accordance with NFP A 72.
d. Manual suppression systems are not required
e. Seismic provided in accordance with NFPA 13
f. Stortz fire department connection provided in accordance with the
Northampton Fire Department
All of the above items are required by regulations (780 CMR) all systems are new
901.2.1(1.a.ii) Sequence of Operation
Section 1
Wet sprinkler system:
System operates automatically upon the fusing of a single fire sprinkler. Operational
Sequence:
a. Wet system operates automatically on water flow from a single sprinkler.
Closed contacts on the flow switch will provide alarm contact for the fire
control panel and activate the local audible visual panels.
901.2.1(1.a.iii) Testing Criteria
Section 1-Testing Criteria in accordance with NFPA 13
System piping:
1. Hydrostatically test wet system piping at a pressure of 200 psi for
two hours without a loss of pressure
2. Conduct a full forward flow test of the backflow preventer at a rate of
121 GPM thru the 2" main drain
3. A 2" main drain test shall be conducted. Record static and residual
pressures on the test certificates
4. Conduct system operational and alarm test on the system from the
inspector's test connection in accordance with NFPA 13
5. Central station must receive the alarm and trouble signals
Warehouse Mechanical is in charge of setting up and conducting the testing. Warehouse
Mechanical will provide test certificates
Section 2-Equipment and Tools
a. Manufacturer's instructions
b. Approved narrative report, sequence of operations section
c. Flow measuring devices-pitot tube for backflow preventer full forward
flow test
d. Gauges-main riser for 2" drain and hydrostatic testing
e. Fire hose is required to direct backflow flushing
Section 3-Approval Requirements
a. Certification from Warehouse Mechanical Contractors, Inc. stating that the
fire protection,sprinkler system has been installed in accordance with the
approved fire protection construction documents and that he has reviewed
the as-built drawings for conformance to 780 CMR 901.7.4 and has
identified deviations if any, from the approved fire protection construction
documents.
b. Confirmation by the building owner/developer or authorized
representative that they have received the as-built sprinkler system shop
drawings from the installing contractor
c. Material Test, Performance and Completion Certificates, properly
executed by the installing contractor in accordance with the applicable
NFPA Standards.
d. Satisfactory functional test of all fire protection systems witnessed by the
Building official and the head of the fire department or their designees.
Industrial Residential Security, LLC
73 GunnRoad
Southampton, MA 01073
413-527-3353
Fire Alarm Narrative:
6-17-2013
Location: Valley Medical
70 Main Street
Florence MA 01062
Building: Usage Group: B commercial
Installing Company: Industrial Residential Security, LLC
73 GunnRoad
Southampton, MA 01073
Fire Alarm System:
The Fire Alarm System is a Silent Knight addressable control. The SLC Loop
is class A. The Notification Loop is a SLC class A or class B. (Key in Knox box to
enable -operation). The procedure to reset and or silence the alarm, is to push the
silence and or reset button then push in the code (1111).
Fire Alarm Monitoring:
The Fire Alarm System will be monitored at C.O.P.S. Monitoring in NJ. Irsco
shall program all alarms, troubles and supervisory. It shall dial thru the built in
digital dialer to the central station. Proper notifications to the Fire Dept. and
responsible parties shall be made upon receiving the signals.
Fire System:
1 Silent Knight 5808 addressable control with transformer, batteries
1 SK 5860 LCD annuciator
1 Outdoor red Beacon
11 Outdoor Knox Box
1 SK 500AIM module sprinkler water flow
3 SK 500 AIM modules sprinkler tampers
3 SK SD 505 DCTR duct smokes with remotes plates
7 SK SD 500 PSDA dual pull stations
1 SK SD 505 APS photo smoke above control
8 SK SD 505 APS photo smokes
10 System Sensor Strobes SR in bathrooms and Xray room
14 System Sensor P2r Hom strobes through out