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PART 6
FIRE PROTECTION EQUIPMENT

TABLE OF CONTENTS

SECTION 6.1  GENERAL

Subsection 6.1.1.  Scope

Scope

6.1.1.1.  This Part applies to installation, checking, inspection, testing, maintenance and operation of fire protection equipment and life safety systems.

SECTION 6.2  PORTABLE EXTINGUISHERS

Subsection 6.2.1.  General

6.2.1.1.  Listed portable extinguishers shall be installed when replacing or adding new extinguishers.

Maintenance

6.2.1.2.  Portable extinguishers shall be kept operable and fully charged.

Location

6.2.1.3.  (1)  Portable extinguishers shall be located so that they are easily seen and shall be accessible at all times, except as permitted in Sentences (2) and (3).

(2)  A lockable, break-front glazed cabinet may be used for security purposes to store portable extinguishers and where portable extinguishers are located in a fire hose cabinet, an approved lockable, scored glass break-front cabinet may be used.

(3)  In a detention occupancy, portable extinguishers are permitted to be located in secure areas, or in lockable cabinets provided

(a) identical keys for all cabinets are located at all supervisory or security stations, or

(b) electrical remote release devices that are designed to open upon power failure are provided for the cabinets.

6.2.1.4.  Portable extinguishers shall be located in or adjacent to corridors or aisles that provide access to exits.

Signs

6.2.1.5.  The location of portable extinguishers shall be prominently indicated by signs or markings in large floor areas and in locations where visual obstructions cannot be avoided.

Proximity to fire hazards

6.2.1.6.  Portable extinguishers in proximity to a fire hazard shall be located so as to be accessible without exposing the operator to undue risk.

Corrosive atmosphere

6.2.1.7.  Portable extinguishers that are subject to corrosion shall not be installed in a corrosive environment unless they are provided with appropriate corrosion protection.

Temperature range requirements

6.2.1.8.  (1)  Where a portable extinguisher is to be located in an area subject to temperatures outside the range 4°C to 49°C, it shall be

(a) placed in an enclosure where the temperature is maintained within this range, or

(b) of a type labelled for the temperatures to which it will be exposed.

Mounting brackets

6.2.1.9.  When portable extinguishers are located on vehicles or in areas where they are subject to jarring or vibration, brackets designed to accommodate these effects shall be used.

Subsection 6.2.2.  Classification

Rating of portable extinguishers

6.2.2.1.  Portable extinguishers shall be rated and identified in conformance with CAN/ULC-S508, "Standard for the Rating and Fire Testing of Fire Extinguishers".

Subsection 6.2.3.  Selection Requirements

Multiple ratings

6.2.3.1.  Where portable extinguishers have been tested and are rated as being acceptable for fighting more than one class of fire, each class of fire for which they are acceptable shall be designated on each extinguisher.

Subsection 6.2.4.  Installation Requirements

Where required

6.2.4.1.  (1)  Portable extinguishers shall be provided to protect every building, each hazardous occupancy inside the building and each hazardous process or operation located outside.

(2)  Sentence (1) does not apply to dwelling units, including dwelling units regulated under Section 9.8.

(3)  In Sentence (2),

"dwelling unit", in light face, means "dwelling unit" as defined in Sentence 9.8.1.1.(2).

Distance above floor

6.2.4.2.  Portable extinguishers with a gross weight greater than 18 kg shall be installed so that the top of the extinguisher is not more than 1.1 m above the floor when the extinguisher is not equipped with wheels.

6.2.4.3.  Portable extinguishers having a gross weight of 18 kg or less shall be installed so that the top of the extinguisher is not more than 1.5 m above the floor.

Operating instructions

6.2.4.4.  The operating instructions of portable extinguishers shall face outward when the extinguishers are located in cabinets, in wall recesses or on shelves.

Subsection 6.2.5.  Grading of Hazards

Light hazard occupancy

6.2.5.1.  Where the quantity of combustible material present is such that fires of small size may be expected, such as in offices, schoolrooms, churches, assembly halls and telephone exchanges, the occupancy shall be graded as light hazard.

Ordinary hazard occupancy

6.2.5.2.  Where the quantity of combustible material present is such that fires of moderate size may be expected, such as in mercantile occupancies, display rooms, auto showrooms, parking garages, light manufacturing, warehouses not classified as extra hazard and school shop areas, the occupancy shall be graded as ordinary hazard.

Extra hazard occupancy

6.2.5.3.  Where the quantity of combustible material present is such that fires of severe magnitude may be expected, such as in woodworking, auto repair, aircraft servicing, mercantile storage areas, warehouses with high-piled combustibles and processes incorporating flammable liquids or combustible liquids, the occupancy shall be graded as extra hazard.

Subsection 6.2.6.  Distribution

6.2.6.1.  (1)  Portable extinguishers required in Article 6.2.4.1. shall be located in conformance with this Subsection.

(2)  Despite Sentence (1), in an unoccupied warehouse equipped with a fixed fire protection system, provision shall be made for portable extinguishers to be available for use by responding personnel.

(3)  The location and number of portable extinguishers required under Sentence (2) shall be approved.

Building protection

6.2.6.2.  Portable extinguishers that are provided to protect a building shall be suitable for fighting Class A fires and be available for use at all times.

Occupancy protection

6.2.6.3.  Portable extinguishers that are provided to protect a hazardous occupancy shall be those required in this Section for fighting Class A fires, Class B fires, Class C fires or Class D fires.

Extinguishers for Class A fires

6.2.6.4.  Except as required in Article 6.2.6.5., portable extinguishers for Class A fires shall be provided in conformance with Table 6.2.6.A.

6.2.6.5.  Where a floor area is less than that shown in Table 6.2.6.A., one portable extinguisher not less than the minimum size permitted shall be provided.

TABLE 6.2.6.A.

Forming Part of Article 6.2.6.4.

Hose stations in lieu of extinguishers

6.2.6.6.  Up to one half of the number of portable extinguishers required in Table 6.2.6.A. may be replaced by hose stations.

Extinguishers for Class B fires

6.2.6.7.  Except as required by Article 6.2.6.9., portable extinguishers for Class B fires shall be provided as required in Table 6.2.6.B.

6.2.6.8.  (1)  Where up to three portable extinguishers rated for Class B fires are used to satisfy the extinguisher rating specified in Table 6.2.6.B., the sum of the basic extinguisher ratings shall satisfy the requirements in Table 6.2.6.B.

(2)  No more than three portable extinguishers shall be used to satisfy the requirements of Table 6.2.6.B.

TABLE 6.2.6.B.

Forming Part of Article 6.2.6.7.

Extinguishers for flammable and combustible liquids

6.2.6.9.  (1)  Portable extinguishers for Class B fires shall be provided for flammable liquid and combustible liquid hazards when flammable liquids or combustible liquids are stored in open containers to a depth greater than 6 mm.

(2)  The portable extinguishers shall provide at least one numerical unit of extinguishing potential for Class B fires per 0.1 m² of surface area of the largest open container within the area, but in no case shall the extinguisher rating be less than that required by Table 6.2.6.B.

(3)  The distance travelled to reach a portable extinguisher required by Sentence (1) shall not exceed 15 m.

6.2.6.10.  (1)  Where up to three foam-type portable extinguishers rated for Class B fires are used to satisfy the requirements of Article 6.2.6.9., the sum of the basic extinguisher ratings shall satisfy the requirements in Table 6.2.6.B.

(2)  No more than three portable extinguishers shall be used to satisfy the requirements of Table 6.2.6.B.

Supplementary protection

6.2.6.11.  Portable extinguishers shall supplement fixed fire protection in Part 5 in accordance with Article 6.2.6.9. where a flammable liquid or combustible liquid is stored in an open container and where the liquid surface area exceeds 0.4 m².

Extinguishers for commercial cooking equipment

6.2.6.12.  Wet chemical or alkali-based dry chemical portable extinguishers shall be provided to protect commercial cooking equipment.

Extinguishers for Class C fires

6.2.6.13.  Portable extinguishers suitable for Class C fires shall be provided in or near service rooms containing electrical equipment.

Distribution

6.2.6.14.  Distribution of portable extinguishers for Class C fires shall conform to the applicable provisions for the distribution of extinguishers for Class A fires or Class B fires in the vicinity of the electrical equipment.

6.2.6.15.  Reference shall be made to Parts 2, 3, 4 and 5 for requirements of portable extinguishers for flammable liquids and combustible liquids, hazardous materials, processes and operations.

Extinguishers for combustible metal fires

6.2.6.16.  (1)  For fires involving combustible metals, extinguishers or extinguishing agents with Class D fire ratings suitable for the combustible metal shall be provided.

(2)  Extinguishing equipment shall be located not more than 25 m from the Class D fire hazard.

Subsection 6.2.7.  Inspection, Testing and Maintenance

6.2.7.1.  (1)  Maintenance and testing of portable extinguishers shall be in conformance with NFPA 10, "Portable Fire Extinguishers".

(2)  Portable extinguishers that are inspected in conformance with NFPA 10, "Portable Fire Extinguishers", are deemed to satisfy the inspection requirements of this Subsection.

Examination

6.2.7.2.  Portable extinguishers shall be inspected monthly.

Defective extinguishers

6.2.7.3.  Portable extinguishers having defects shall be repaired or recharged where necessary to ensure the extinguishers will operate effectively and safely.

Tags

6.2.7.4.  (1)  Each portable extinguisher shall have a tag securely attached to it showing the maintenance or recharge date, the servicing agency and the signature of the person who performed the service.

(2)  Sentence (1) does not apply where other approved records are maintained that show the maintenance or recharge date, the servicing agency and the signature of the person who performed the service.

Maintenance records

6.2.7.5.  A permanent record containing the maintenance date, the examiner's name and a description of any maintenance work or hydrostatic testing carried out shall be prepared and maintained for each portable extinguisher.

Maintenance after use

6.2.7.6.  Portable extinguishers shall be replaced and recharged after use in conformance with instructions given on the extinguisher nameplate.

6.2.7.7.  Extinguisher shells, cartridges or cylinders that show leakage or permanent distortion in excess of specified limits or that rupture shall be removed from service.

6.2.7.8.  Hydrostatic pressure tests shall be conducted at the original test pressure as stated on the nameplate.

Test labels

6.2.7.9.  (1)  Where a portable extinguisher is tested, a label shall be fixed to the extinguisher after testing that indicates the month and year the hydrostatic pressure test was performed, the test pressure used and the name of the person or agency performing the test.

(2)  Sentence (1) does not apply where a permanent record of the test is kept and is available to the fire department.

SECTION 6.3  FIRE ALARM AND VOICE COMMUNICATION SYSTEMS FOR LIFE SAFETY

Subsection 6.3.1.  General

Access

6.3.1.1.  Access to fire alarm and voice communication system components requiring inspection or servicing shall be kept unobstructed.

Monitoring

6.3.1.2.  (1)  Where the Building Code or this Code require a fire alarm system to be monitored to transmit a signal to the fire department, the building owner shall ensure the continuation of the monitoring.

(2)  Where the fire alarm system monitoring referred to in Sentence (1) is provided by a central station, the building owner shall obtain written documentation from the central station operator that the monitoring service complies with

(a) NFPA 71, "Standard for the Installation, Maintenance, and Use of Signaling Systems for Central Station Service", or

(b) CAN/ULC-S561, "Installation and Services for Fire Signal Receiving Centres and Systems".

(3)  Where a fire alarm system is monitored by a central station to meet the requirements of the Building Code or this Code, the operator of the central station shall provide, upon request by the owner or Chief Fire Official, a document attesting that the monitoring service is in compliance with one of the standards identified in Sentence (2).

(4)  Despite Article 1.2.1.1. of Division A, where the Building Code or this Code requires a fire alarm system to be monitored and the monitoring is provided by a central station, the operator of the central station shall be responsible for maintaining the monitoring service and associated monitoring equipment in accordance with one of the standards identified in Sentence (2).

(5)  Where the fire alarm system is monitored by a proprietary signalling system, such system shall be maintained in accordance with Chapter 4 of NFPA 72, "Standard for the Installation, Maintenance, and Use of Protective Signaling Systems".

6.3.1.3.  When a fire alarm or voice communication system or any part thereof is shut down, the supervisory staff shall be notified in accordance with Section 2.8.

6.3.1.4.  Fire alarm and voice communication systems shall be maintained in operating condition.

Signal silencing

6.3.1.5.  (1)  Once activated, a fire alarm system shall not be manually silenced unless it has been confirmed by supervisory staff, in accordance with approved procedures as detailed in the fire safety plan, that no fire emergency exists.

(2)  Sentence (1) does not apply where a silencing switch is part of an approved integrated voice communication system and signal silencing takes place to allow fire emergency instructions to be heard.

Disconnect switches

6.3.1.6.  Disconnect switches for power supplies which serve only fire alarm systems or interconnected smoke alarms shall be in a locked secure area or otherwise secured in an approved manner.

Relocating manual pull stations

6.3.1.7.  (1)  Where approved, manual pull stations for a fire alarm system in a building may be relocated if there is a high incidence of false alarms in the building.

(2)  Where the manual pull stations are relocated, alternate approved measures shall be used to maintain the level of life safety.

Repairs and alterations to fire alarm systems

6.3.1.8.  Repair, replacement and alterations of fire alarm system components shall be in accordance with CAN/ULC-S524, "Standard for the Installation of Fire Alarm Systems".

Subsection 6.3.2.  Check, Inspect and Test

6.3.2.1.  (1)  The owner shall ensure that any person performing the annual tests or annual inspections required by this Subsection and any person performing repair, replacement or alterations referred to in Article 6.3.1.8. is in compliance with the requirements of

(a) Clause 1.2.1.2.(1)(a) of Division C, or

(b) Sentence 1.2.1.2.(2) of Division C.

Fire alarm systems

6.3.2.2.  (1)  Except as provided in Sentence (2), a fire alarm system, with or without voice communication capability, shall be inspected and tested in conformance with CAN/ULC-S536, "Inspection and Testing of Fire Alarm Systems".

(2)  Despite Clause 5.7.4.1.6. of CAN/ULC-S536, "Inspection and Testing of Fire Alarm Systems", a UL listed smoke detector sensitivity instrument may be used to conduct annual sensitivity testing of smoke detectors.

(3)  A description of the fire alarm system as required in Clause 3.6 of CAN/ULC-S536, "Inspection and Testing of Fire Alarm Systems", shall be kept current and maintained in the building at an approved location.

(4)  A record of each device, component and circuit of the fire alarm system that is inspected and tested in accordance with Sentence (1) shall

(a) indicate whether the device, component or circuit is in proper working order, and

(b) be kept in accordance with Article 1.1.2.1.

(5)  Where a fire alarm system is monitored to transmit a signal to the fire department, the owner shall record whether all signals from the tests conducted in Sentence (1), or other events, are received by the monitoring station, and records shall be kept in accordance with Article 1.1.2.1.

Central alarm and control facilities

6.3.2.3.  The central alarm and control facility shall be checked daily for indication of trouble in the system.

Voice communication systems

6.3.2.4.  Voice communication systems that are integrated with a fire alarm system shall be tested in conformance with CAN/ULC-S536, "Inspection and Testing of Fire Alarm Systems".

6.3.2.5.  (1)  Voice communication systems that are not integrated with a fire alarm system shall be tested monthly in compliance with Sentences (2) and (3).

(2)  Loudspeakers described in Sentence (1) shall be tested monthly as an all-call signal to ensure they function as intended.

(3)  Communication from at least one remote firefighter emergency telephone location to the control unit shall be tested monthly on a rotational basis so that communication from all remote firefighter emergency telephone locations are tested at least once per year.

(4)  Voice communication systems are not required to be tested in conformance with Sentences (1) and (2) where the systems are regularly used as part of a paging system.

Interconnected smoke alarms

6.3.2.6.  (1)  This Article applies to interconnected smoke alarm systems in all residential occupancies and care occupancies, except in individual dwelling units and in buildings regulated by Section 9.8.

(2)  Interconnected smoke alarms shall be tested and maintained in operating condition in conformance with CAN/ULC-S552, "Standard for the Maintenance and Testing of Smoke Alarms", and as required by this Article.

(3)  The power supply shall be checked weekly.

(4)  The operability of the interconnected system shall be confirmed monthly, by testing at least one smoke alarm using its test function, on a rotational basis.

(5)  Where installed, each manual pull station shall be tested to ensure activation of the interconnected smoke alarms on an annual basis.

(6)  Written records shall be kept of weekly checks of the power supply for at least six months after they are made, and be available upon request to the Chief Fire Official.

(7)  Monthly and annual tests shall be recorded and kept in accordance with Article 1.1.2.1.

Subsection 6.3.3.  Smoke Alarms — Testing and Maintenance

Application

6.3.3.1.  (1)  This Subsection applies to smoke alarms

(a) in dwelling units,

(b) in dwelling units regulated under Section 9.8,

(c) in guest suites, and

(d) in each sleeping room not within a dwelling unit.

(2)  In Clause (1)(b),

"dwelling unit", in light face, means "dwelling unit" as defined in Sentence 9.8.1.1.(2).

Owner's responsibility

6.3.3.2.  (1)  Smoke alarms shall be maintained in operating condition by the owner.

(2)  For the purposes of Sentence (1), in rental dwelling units, including rental dwelling units regulated under Section 9.8, the landlord is deemed to be the owner.

(3)  In Sentence (2),

"dwelling unit", in light face, means "dwelling unit" as defined in Sentence 9.8.1.1.(2).

Instructions for tenants

6.3.3.3.  (1)  The landlord shall provide a copy of the smoke alarm manufacturer's maintenance instructions or approved alternative to the occupant in each rental dwelling unit, including the occupant in a dwelling unit regulated under Section 9.8.

(2)  In Sentence (1),

"dwelling unit", in light face, means "dwelling unit" as defined in Sentence 9.8.1.1.(2).

Disabling not permitted

6.3.3.4.  No person shall intentionally disable a smoke alarm so as to make it inoperable.

Replacement

6.3.3.5.  (1)  When smoke alarms are being replaced, the installation shall not reduce the level of detection required by

(a) the Building Code in effect at the time of construction of the dwelling unit, or

(b) municipal by-laws in effect before this Subsection came into force, whichever is applicable.

SECTION 6.4  STANDPIPE AND HOSE SYSTEMS

Subsection 6.4.1.  General

6.4.1.1.  During alteration of a building required to have a standpipe and hose system, the system shall be installed or dismantled progressively so as to provide protection to all floor areas.

6.4.1.2.  Standpipe and hose systems shall be maintained in operating condition.

Fire department connections

6.4.1.3.  (1)  Except when in use or being inspected in accordance with Sentence (2), fire department connections shall be equipped with plugs or caps that are secured wrench-tight.

(2)  Plugs or caps shall be removed annually and the fire department connections inspected for wear, rust or obstruction and corrective action shall be taken as needed.

(3)  If plugs or caps are missing, the fire department connections shall be examined for obstructions, back-flushed when conditions warrant and the plugs or caps replaced.

Out of service requirements

6.4.1.4.  When the standpipe and hose system or any part thereof is shut down, the supervisory staff shall be notified in accordance with Section 2.8.

Hotels

6.4.1.5.  In buildings containing a hotel, a standpipe and hose system shall not be shut down, disconnected or otherwise impaired without notifying the Chief Fire Official in accordance with a schedule identified in the approved fire safety plan.

Inspection, testing and maintenance

6.4.1.6.  Compliance with the inspection, testing and maintenance provisions of NFPA 25, "Standard for the Inspection, Testing and Maintenance of Water-Based Fire Protection Systems", for standpipe and hose systems is deemed to satisfy the requirements of Articles 6.4.2.1. to 6.4.2.5. and Subsection 6.4.3.

Subsection 6.4.2.  Maintenance and Inspection of Hose Stations and Equipment

Hose stations

6.4.2.1.  Hose stations shall be inspected monthly to ensure that the hose is in proper position and that all of the equipment is in place and in operable condition.

6.4.2.2.  Standpipe and hose system equipment shall be used for fire protection only.

6.4.2.3.  Standpipe hose stations shall be conspicuously identified and unobstructed.

Hose valves

6.4.2.4.  Hose valves shall be inspected annually to ensure that they are tight so that there is no water leakage into the hose.

Hose

6.4.2.5.  (1)  Standpipe hose shall be inspected and replaced on the rack annually and after use, and any worn hose or gaskets in the couplings at the hose valves and at the nozzle replaced.

(2)  When hose is replaced on the rack as required in Sentence (1), it shall be done so that any folds will not occur at the same places.

Standpipe identification

6.4.2.6.  (1)  Except as required in Sentence (2), each hose connection in a standpipe system shall be provided with a legible sign reading: "FIRE HOSE FOR USE BY TRAINED PERSONS ONLY".

(2)  Each hose connection in a dry standpipe system with no permanent water supply shall be provided with a legible weatherproof sign reading: "DRY STANDPIPE FOR FIRE DEPARTMENT USE ONLY".

Hose cabinets

6.4.2.7.  (1)  If a fire hose station is located in a cabinet, an approved lockable, scored glass break-front cabinet may be used.

(2)  Hose stations in a major occupancy consisting of detention occupancy may be located in secure areas, or in lockable cabinets where

(a) identical keys for all cabinets are located at all guard stations, or

(b) electrical remote release devices are provided and are connected to an emergency power supply.

Subsection 6.4.3.  Testing

Standpipe systems

6.4.3.1.  (1)  Standpipe systems that have been modified, extended or are being restored to service after a period of disuse exceeding one year shall be tested in conformance with Articles 6.4.3.2. to 6.4.3.5.

(2)  Where standpipe connections are built in walls or partitions, the tests shall be made before the standpipes are concealed.

Hydrostatic test

6.4.3.2.  Standpipe system piping shall be hydrostatically tested at a pressure of not less than 1400 kPa (gauge) for 2 h, or at 350 kPa (gauge) in excess of the normal hydrostatic pressure when the normal hydrostatic pressure is in excess of 1050 kPa (gauge).

Fire department connections

6.4.3.3.  Piping between the fire department connection and the check valve in the inlet pipe to the standpipe shall be tested in the same manner as the remainder of the system.

Underground mains

6.4.3.4.  (1)  Underground mains and connections shall be tested for 2 h at a hydrostatic pressure of 350 kPa (gauge) in excess of the maximum hydrostatic pressure in service, but not less than 1400 kPa (gauge).

(2)  Leakage during the test shall not exceed 2 L/h per 100 joints for pipe laid with rubber gasketted joints, and 30 mL/h per 25 mm of pipe diameter per joint for pipe laid with caulked lead or lead substitute joints.

Flow and pressure tests

6.4.3.5.  Flow and pressure tests shall be conducted at the highest and most remote hose valve or hose connection to ensure that the water supply for standpipes is provided as originally designed.

Dry standpipes

6.4.3.6.  Standpipe system piping which normally remains dry shall be tested in conformance with Article 6.4.3.2. at intervals of not more than five years.

Hotels

6.4.3.7.  In buildings containing a hotel, flow and pressure tests shall be conducted annually at the highest and most remote hose valve or hose connection to verify that the water supply for the standpipe system is provided as originally designed.

SECTION 6.5  SPRINKLER SYSTEMS

Subsection 6.5.1.  General

6.5.1.1.  (1)  Repair, replacement and alterations of sprinkler system components shall be in accordance with NFPA 13, "Standard for the Installation of Sprinkler Systems".

(2)  Compliance with the inspection, testing and maintenance provisions of NFPA 25, "Standard for the Inspection, Testing and Maintenance of Water-Based Fire Protection Systems", for sprinkler systems is deemed to satisfy the requirements of Subsections 6.5.4., to 6.5.6.

6.5.1.2.  Sprinkler systems shall be maintained in operating condition.

Closing sprinkler control valves

6.5.1.3.  (1)  Sprinkler control valves shall not be closed in the event of a fire until the fire is

(a) extinguished, or

(b) considered by the fire department, or by an industrial fire brigade established by the owner in consultation with the fire department, to be under control by other means.

Changes in equipment or occupancy

6.5.1.4.  Changes in equipment or occupancy that might result in temperatures at sprinklers being more than 38°C or less than 4°C with wet pipe systems shall not be made without previously making provisions to alter the sprinkler system to prevent premature operation or freezing.

Obstructions

6.5.1.5.  (1)  No obstructions shall be placed so as to interfere with the effectiveness of water discharge from sprinklers.

(2)  Sprinkler systems shall not be used to support anything that will interfere with effective sprinkler system performance.

6.5.1.6.  (1)  Where alterations or repairs are made to feed mains, cross mains, or risers in sprinkler systems, the systems shall be tested in conformance with Sentences (2) to (8).

(2)  Except as permitted in Sentence (4), the sprinkler system shall be subjected to a hydrostatic pressure test of a minimum of 1400 kPa (gauge), or 350 kPa (gauge) in excess of the maximum static pressure to which the system may be subjected, for a period of 2 h without loss of pressure.

(3)  For dry-pipe systems, the clapper of the differential type dry-pipe valve shall be held off its seat, and the ball drip in the intermediate chamber shall be replaced by a plug during the test.

(4)  The tests described in Sentence (2) shall be performed when hydrostatic pressure testing can be performed without danger of freezing, and when there is danger of freezing, the sprinkler system shall be pressure tested with air at 350 kPa (gauge) for 2 h without loss of pressure.

(5)  Sprinkler system water supply pressure shall be tested with the main drain valve fully open to ensure that there are no obstructions in the water supply piping to the sprinkler system.

(6)  Drainage facilities shall be tested to ensure that the drains are capable of taking the full flow from the main drain pipe without overflowing.

(7)  Dry-pipe valves shall be tested to ensure that they are in operating condition.

(8)  Mechanical and electrical alarms shall be tested to ensure that they are in operating condition.

Testing of underground mains

6.5.1.7.  (1)  When alterations or additions are made to underground mains and lead-in connections of a sprinkler system, the mains and lead-in connections shall be tested by

(a) flushing for sufficient time to remove foreign material at a minimum water flow as specified in Table 6.5.1.A., and

(b) a 2 h hydrostatic pressure test of 350 kPa (gauge) in excess of the maximum static pressure, but not less than 1400 kPa (gauge) and leakage shall not exceed 2 L/h per 100 joints for pipe laid with rubber gasketted joints, and 30 mL/h per 25 mm of pipe diameter per joint for pipe laid with caulked lead or lead substitute joints.

TABLE 6.5.1.A.

Forming Part of Article 6.5.1.7.

(2)  At seasons of the year that will not permit hydrostatic pressure testing, the procedure outlined in Sentence 6.5.1.6.(4) may be followed.

Records

6.5.1.8.  (1)  An approved record shall be kept of inspections of each system.

(2)  The record required in Sentence (1) shall be available for examination by the Chief Fire Official.

Subsection 6.5.2.  Sprinkler System Shutdowns

Notification

6.5.2.1.  When any alterations, additions or repairs are to be made involving interruption to a sprinkler system or part thereof, the Chief Fire Official shall be notified.

Sprinkler control valves and water supplies

6.5.2.2.  (1)  Sprinkler control valves and sprinkler water supplies shall not be shut down, disconnected or otherwise impaired for more than 24 h without notifying the Chief Fire Official.

(2)  In buildings containing a hotel, sprinkler control valves and sprinkler water supplies shall not be shut down, disconnected or otherwise impaired

(a) for 24 h or less without notifying the Chief Fire Official in accordance with a schedule identified in the approved fire safety plan, or

(b) for more than 24 h without notifying the Chief Fire Official.

Schedule of temporary shutdowns

6.5.2.3.  Where it is required to temporarily shut down a sprinkler system or part thereof, the work shall be programmed by the contractor working on the system to enable the sprinkler system to be operational as quickly as possible in the circumstances.

Programmed repairs

6.5.2.4.  When a sprinkler system or part thereof is shut down, the supervisory staff shall be notified in accordance with Section 2.8.

Additional protection during shutdowns

6.5.2.5.  Full sprinkler protection shall be restored or the provisions of Article 6.5.2.6. maintained when work on the system is discontinued.

Identification of closed valves

6.5.2.6.  Closed sprinkler control valves shall be tagged or identified in an approved manner.

Subsection 6.5.3.  Checking

Sprinkler control valves

6.5.3.1.  (1)  Except as permitted in Sentences (2) and (3), valves controlling sprinkler water supplies or alarms shall be sealed in the open position and inspected weekly.

(2)  Valves which are locked open or valves which are electrically supervised shall be inspected monthly.

(3)  After any alterations or repairs, an inspection shall be made to ensure valves are returned to the fully open position and are sealed, locked or electrically supervised.

Pipe hangers

6.5.3.2.  Exposed sprinkler piping hangers shall be checked yearly to ensure that they are kept in good repair.

Pressure maintenance

6.5.3.3.  Water supply pressure and system air or water pressure shall be checked weekly by using gauges to ensure that the system is maintained at the required operating pressure.

Protection against freezing

6.5.3.4.  Dry-pipe valve rooms or enclosures in unheated buildings shall be checked as often as necessary when the outside temperature falls below 0°C to ensure that the system does not freeze.

Sprinkler inspection

6.5.3.5.  Sprinkler heads shall be checked at least once per year to ensure that they are free from damage, corrosion, grease, dust, paint or whitewash.

Subsection 6.5.4.  Inspection

Winter damage

6.5.4.1.  Auxiliary drains shall be inspected to prevent freezing.

Test flushing

6.5.4.2.  Dry-pipe systems shall be inspected every 15 years for obstructions in the sprinkler piping and, if necessary, the entire system flushed of foreign material.

Priming water level

6.5.4.3.  The priming water for dry-pipe systems shall be inspected at least every three months to ensure that the proper level above the dry-pipe valve is maintained.

Fire department connections

6.5.4.4.  (1)  Except when in use or being inspected in accordance with Sentence (2), fire department connections shall be equipped with plugs or caps that are secured wrench-tight.

(2)  Plugs or caps shall be removed annually and the fire department connections inspected for wear, rust or obstruction and corrective action shall be taken as needed.

(3)  If plugs or caps are missing, the fire department connections shall be examined for obstructions, back-flushed when conditions warrant and the plugs or caps replaced.

Subsection 6.5.5.  Testing

Notification

6.5.5.1.  Prior notification of water flow or other tests to be made to a sprinkler system shall be given to parties who could be affected by an alarm.

Alarm testing

6.5.5.2.  (1)  Except as provided in Article 6.5.5.7., the alarm on all sprinkler systems shall be tested monthly by flowing water through the test connection located at the sprinkler valve.

(2)  An alarm line subject to freezing shall be cleared of all obstructions susceptible to freezing after the test specified in Sentence (1).

Water flow alarm tests

6.5.5.3.  Water flow alarm tests using the most hydraulically remote test connection shall be performed annually on wet sprinkler systems.

Trip testing valves

6.5.5.4.  (1)  Dry-pipe valves shall be trip tested by means of the inspector's test valve in accordance with Sentences (2) and (3) to ensure that they operate satisfactorily and that the sprinkler alarms are in operating condition.

(2)  Dry-pipe valves shall be trip tested annually.

(3)  During the test referred to in Sentence (2), the control valve is not required to be in the fully open position.

(4)  Dry-pipe valves shall be trip tested at least once every three years with the control valve fully open.

(5)  The trip time for the tests described in Sentences (2) and (4) may exceed the acceptance trip time by not more than 10%.

Water supply

6.5.5.5.  Sprinkler system water supply pressure shall be tested annually with the main drain valve fully open to ensure that there are no obstructions or deterioration of the main water supply.

6.5.5.6.  The test prescribed in Article 6.5.5.5. shall be conducted after any sprinkler system control valve has been operated.

Electrical supervision signal testing

6.5.5.7.  (1)  Where an electrical supervisory signal service is provided for a sprinkler system, it shall be tested by operating the supervisory signal devices in conformance with Sentences (2) and (3).

(2)  Transmitters and water-flow-actuated devices shall be tested every two months.

(3)  Valve supervisory switches, tank water level devices, building and tank water temperature supervisory devices and other sprinkler system supervisory devices shall be tested at least every six months.

Subsection 6.5.6.  Maintenance

Sprinkler guards

6.5.6.1.  Sprinklers shall be protected by sprinkler guards where there is the possibility of mechanical damage.

Valve access

6.5.6.2.  Sprinkler control valves shall be accessible and maintained in operable condition at all times.

Valve pits

6.5.6.3.  Pits containing sprinkler control valves shall be kept free of water and protected against freezing.

Precautions against freezing

6.5.6.4.  (1)  Except as permitted in Sentence (2), sections of sprinkler systems subject to freezing shall be converted to a dry-pipe or antifreeze system with a separate control valve for that part of the system.

(2)  Alternative methods to prevent freezing of sprinkler piping may be used where approved.

Spare sprinkler heads

6.5.6.5.  (1)  Where sprinkler systems are installed, a supply of spare sprinkler heads and equipment shall be maintained in conformance with Sentences (2) to (5).

(2)  Spare sprinkler heads shall be kept in a cabinet where the temperature does not exceed 38°C.

(3)  The minimum stock of spare sprinkler heads to be kept on hand shall be

(a) 6 sprinkler heads for installations containing not more than 300 sprinklers,

(b) 12 sprinkler heads for installations containing from 301 to 1000 sprinklers, and

(c) 24 sprinkler heads for installations containing more than 1000 sprinklers.

(4)  Spare sprinkler heads shall correspond to the types and temperature ratings of the sprinklers installed on the system.

(5)  A wrench suitable for replacing sprinkler heads shall be kept in the cabinet where the spare sprinkler heads are stored.

Protection for combustible sprinkler piping

6.5.6.6.  Materials installed to protect combustible sprinkler piping, as required by the Building Code current at the time of installation, shall be maintained in accordance with the provisions of the same edition of the Building Code used for their installation.

SECTION 6.6  WATER SUPPLIES FOR FIRE PROTECTION

Subsection 6.6.1.  General

6.6.1.1.  Private and public water supplies for fire protection installations shall be maintained to provide the required flow under fire conditions.

Valve inspections

6.6.1.2.  (1)  Except as permitted in Sentences (2) and (3), valves controlling water supplies used exclusively for fire protection systems shall be sealed in the open position and inspected weekly.

(2)  Valves which are locked open or valves which are electrically supervised shall be inspected monthly.

(3)  After any alterations or repairs, an inspection shall be made to ensure valves are returned to the fully open position and are sealed, locked or electrically supervised.

Ice accumulations

6.6.1.3.  Water supply systems used for fire protection shall be kept free of ice accumulations that may interfere with flow.

Antifreeze pumping systems

6.6.1.4.  Where antifreeze solutions are used to maintain pumping systems operable under freezing conditions, the specific gravity shall be such that the solution will remain unfrozen at a temperature of 8°C below the expected minimum temperature of the surrounding atmosphere.

Inspection, testing and maintenance

6.6.1.5.  (1)  Compliance with the inspection, testing and maintenance provisions of NFPA 25, "Standard for the Inspection, Testing and Maintenance of Water-Based Fire Protection Systems", for tanks is deemed to satisfy the requirements of Subsection 6.6.2.

(2)  Compliance with the inspection, testing and maintenance provisions of NFPA 25, "Standard for the Inspection, Testing and Maintenance of Water-Based Fire Protection Systems", for fire pumps is deemed to satisfy the requirements of Subsection 6.6.3.

(3)  Compliance with the inspection, testing and maintenance provisions of NFPA 25, "Standard for the Inspection, Testing and Maintenance of Water-Based Fire Protection Systems", for hydrants is deemed to satisfy the requirements of Subsection 6.6.5.

Subsection 6.6.2.  Tanks

Tank inspections

6.6.2.1.  An annual inspection shall be made of tanks for fire protection, tank supporting structures and water supply systems, including piping, control valves, check valves, heating systems, mercury gauges and expansion joints, to ensure that they are in operating condition.

Tank heating equipment

6.6.2.2.  Tank heating equipment and accessories shall be checked daily during freezing weather to ensure that they are in operating condition and that heater valves are open.

Water temperature checks

6.6.2.3.  A daily check of the temperature of the water contained in tanks shall be carried out during freezing weather to ensure that it does not fall below the freezing temperature.

Tank enclosure temperature checks

6.6.2.4.  A daily check of the temperature of the tank enclosure for tanks in buildings shall be carried out during freezing weather to ensure that the temperature of the tank enclosure does not fall below 0°C.

Check for corrosion

6.6.2.5.  Steel and iron work, including the inside and outside of steel tanks and hoops and grillages for wooden tanks, shall be checked for corrosion at intervals not exceeding two years and scraped and repainted as required.

Inspection for sediment

6.6.2.6.  (1)  Tanks, other than tanks supplied by a potable water supply, shall be inspected for accumulations of sediment at least every two years and cleaned as required.

(2)  Tanks supplied by a potable water supply shall be inspected every five years and scraped and repainted as required.

Inspection of cathodic protection

6.6.2.7.  Where cathodic protection equipment is installed to prevent corrosion of steel tanks, the equipment shall be inspected annually.

Water level in gravity tanks

6.6.2.8.  The water level in gravity tanks shall be inspected monthly.

Gravity tanks

6.6.2.9.  Gravity tanks shall be inspected annually to ensure that the tank roof is tight and in good repair, that hatches or doors are kept closed and properly secured and that the frost-proof casing of the tank riser makes a tight joint with the bottom of the tank.

6.6.2.10.  The space between overflow pipes and the tops of gravity tanks, the valve pits at the bottoms of the risers and the entire area around the bases of the columns of tanks shall be kept free of rubbish and waste materials.

6.6.2.11.  Gravity tank expansion joints shall be repacked and adjusted if binding or leaks develop.

Pressure tanks

6.6.2.12.  (1)  Pressure tanks shall be checked weekly during which the water level shall be observed and the air pressure shall be read.

(2)  Corrective action shall be taken immediately if the observed water level or air pressure is outside the designed operating range for the tank.

6.6.2.13.  Relief valves on the air and water supply lines of pressure tanks shall be inspected weekly.

Subsection 6.6.3.  Fire Pumps and Reservoirs

Fire pump reservoirs

6.6.3.1.  The water level in the fire pump reservoir shall be checked weekly.

Pump room temperature

6.6.3.2.  The temperature of pump rooms shall be checked daily during freezing weather.

Inspection of fire pumps

6.6.3.3.  (1)  Fire pumps shall be operated at least once per week at rated speed.

(2)  The fire pump discharge pressure, suction pressure, lubricating oil level, operative condition of relief valves, priming water level and general operating conditions shall be inspected during the weekly operation of fire pumps.

Internal combustion engine inspection

6.6.3.4.  (1)  Internal combustion engine fire pumps shall be operated once a week for a sufficient time to bring the engine up to normal operating temperature.

(2)  The storage batteries, lubrication systems, oil and fuel supplies shall be inspected once a week.

Fire pump flow tests

6.6.3.5.  Fire pumps shall be tested annually at full rated capacity to ensure that they are capable of delivering the rated flow.

Hotels

6.6.3.6.  In buildings containing a hotel, the intervals referred to in Articles 6.6.3.3. and 6.6.3.4. are permitted to be once per month.

Subsection 6.6.4.  Hydrants

Hydrants

6.6.4.1.  Municipal and private hydrants shall be maintained in operating condition.

6.6.4.2.  Hydrants shall be maintained free of snow and ice accumulations.

6.6.4.3.  Hydrants shall be readily available and unobstructed for use at all times.

Subsection 6.6.5.  Inspection of Hydrants

6.6.5.1.  Hydrants shall be inspected annually and after each use in accordance with Articles 6.6.5.2. to 6.6.5.5.

6.6.5.2.  (1)  Except when in use or being inspected in accordance with Sentence (2), hydrants shall be equipped with port caps that are secured wrench-tight.

(2)  The port caps shall be removed and the connections inspected for wear, rust or obstructions that in any way hamper easy removal and corrective action shall be taken as needed.

(3)  If the caps are missing, the hydrant shall be examined for obstructions or accumulated refuse and flushed in accordance with Article 6.6.5.7. and the port caps shall be re-installed.

6.6.5.3.  The hydrant barrel shall be inspected to ensure that no water has accumulated within the barrel when the main valve is in the closed position.

6.6.5.4.  Where the hydrant barrel is found to contain water under Article 6.6.5.3., the drain valve shall be inspected for operation.

6.6.5.5.  If the hydrant barrel is found to contain water because of poor drainage that is impractical to correct, approved measures shall be taken to prevent freezing during winter conditions.

Hydrant water flow

6.6.5.6.  Hydrant water flow shall be inspected annually in accordance with Article 6.6.5.7.

6.6.5.7.  The main valve of the hydrant shall be fully opened and the hydrant operated with one port open and the water flow checked.

6.6.5.8.  A record of the hydrant operation as described in Article 6.6.5.7. shall be kept in conformance with Article 1.1.2.1.

Subsection 6.6.6.  Uniform Marking of Hydrants

Hydrant marking

6.6.6.1.  Hydrants shall be colour-coded in accordance with NFPA 291, "Recommended Practice for Fire Flow Testing and Marking of Hydrants".

SECTION 6.7  EMERGENCY POWER SYSTEMS

Subsection 6.7.1.  General

6.7.1.1.  (1)  Except as provided in Sentence (2), and Articles 6.7.1.2. to 6.7.1.5., emergency power systems shall be inspected, tested and maintained in conformance with CSA-C282, "Emergency Electrical Power Supply for Buildings".

(2)  An emergency electrical power supply system for emergency equipment in hospitals shall be inspected, tested and maintained in conformance with CSA-Z32, "Electrical Safety and Essential Electrical Systems in Health Care Facilities".

(3)  When an emergency power system or any part thereof is shut down, the supervisory staff shall be notified in accordance with Section 2.8.

Instructions for switching and starting

6.7.1.2.  Where an emergency power system is installed, instructions shall be provided for switching on essential loads and for starting the generator when this is not done automatically.

Inspection and testing

6.7.1.3.  Despite the requirements of Article 1.1.2.1., written records shall be maintained as required in CSA-C282, "Emergency Electrical Power Supply for Buildings".

Fuel supply

6.7.1.4.  The amount of fuel stored and connected to the emergency power system shall be sufficient to operate the engine for at least 2 h.

6.7.1.5.  (1)  Liquid fuel storage tanks shall be drained and refilled with fresh fuel at intervals not greater than 12 months.

(2)  The requirements of Sentence (1) may be achieved by replenishment as the result of the normal test program required in Article 6.7.1.1.

SECTION 6.8  SPECIAL FIRE SUPPRESSION SYSTEMS

Subsection 6.8.1.  Installation

6.8.1.1.  (1)  Where a special fire suppression system is installed after November 21, 2007 to comply with this Code, the system shall conform to one of the standards set out in Sentences (3) and (4).

(2)  If a water-based fire suppression system is not compatible with fire suppression for specific types of hazards, a special fire suppression system conforming to one of the standards set out in Sentence (3) is permitted to be installed in lieu of a water-based system.

(3)  The design and installation of a special fire suppression system that is not water-based shall conform to one of the following standards:

(a) NFPA 11, "Standard for Low-, Medium-, and High-Expansion Foam",

(b) NFPA 12, "Standard on Carbon Dioxide Extinguishing Systems",

(c) NFPA 12A, "Standard on Halon 1301 Fire Extinguishing Systems",

(d) NFPA 12B, "Standard on Halon 1211 Fire Extinguishing Systems",

(e) NFPA 17, "Standard for Dry Chemical Extinguishing Systems", or

(f) NFPA 17A, "Standard for Wet Chemical Extinguishing Systems".

(4)  The design and installation of a water-based special fire suppression system shall conform to one of the following standards:

(a) NFPA 15, "Standard for Water Spray Fixed Systems for Fire Protection", or

(b) NFPA 16, "Standard for the Installation of Foam-Water Sprinkler and Foam-Water Spray Systems".

(5)  Wetting agents used in conjunction with water-based fire suppressions systems shall conform to NFPA 18, "Standard on Wetting Agents".

(6)  A hazard for which a fire suppression system has been designed is not permitted to be increased unless the level of fire protection is also commensurately increased.

(7)  Operating and maintenance instructions for a special fire suppression system shall be posted in proximity to the equipment and, if manual controls are provided, shall also be posted near the manual controls.

(8)  Valves and controls for a special fire suppression system shall be clearly marked to indicate their function and shall be accessible at all times.

Subsection 6.8.2.  Inspection and Maintenance

6.8.2.1.  (1)  Except as otherwise provided in this Section, where special fire suppression systems have been installed, inspection and maintenance shall be provided in conformance with the appropriate standards set out in Sentences 6.8.1.1. (3), (4) and (5).

(2)  Where a special fire suppression system of a type has been installed in accordance with a standard not referred to in Article 6.8.1.1., inspection and maintenance shall be provided in conformance with the specified standard and in the absence of a standard, to the manufacturer's recommended maintenance instructions.

(3)  When a special fire suppression system or any part thereof is shut down, the supervisory staff shall be notified in accordance with Section 2.8.

Test records

6.8.2.2.  Written records shall be kept of inspections, maintenance and testing in conformance with Article 1.1.2.1.

Container maintenance

6.8.2.3.  Extinguishing agent containers provided for special fire suppression systems shall be fully charged with the proper quantity of extinguishing agent and the necessary operating pressure maintained.

Discharge outlets

6.8.2.4.  Discharge outlets for special fire suppression systems shall be kept free of dirt and residue.

Piping

6.8.2.5.  Piping and equipment shall be mechanically secure and accessible for cleaning and maintenance.

Replacement equipment

6.8.2.6.  No replacement equipment and devices provided for special fire suppression systems shall be used unless suitable for the installation in which they are to be placed.

O. Reg. 213/07, Division B, Part 6.