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 Inspections: Wet Pipe Fire Suppression System  
   

Falcon Fire Sprinkler Company performs periodical inspection services on all wet fire protection systemsAn example of a wet system (provided by Viking)Inspections are conducted in accordance with NFPA 25 standards, including full testing of systems and devices to ensure that all components are in prime working condition.  We offer inspection programs geared to provide automatic periodic inspections required by NFPA 25 and the authority having jurisdiction.

Wet fire sprinkler inspections are required on a monthly, quarterly, annually, and five-year basis.  Click the link below to download the NFPA regulations for the inspection, testing, and maintenance of water-based fire sprinkler systems.

Download NFPA Regulations [PDF]

In accordance to NFPA 25 regulations, the following periodic procedures are performed by Falcon Fire Sprinkler Company when the wet system is inspected.

MONTHLY

  1. Inspect all gauges to ensure they are in good working condition and normal water supply pressure is being maintained.  If the gauges are not working properly or are more than five years old, they are replaced.
     
  2. Inspect all control valves to ensure they are:
     
    1. in the proper open or closed position
    2. properly sealed, locked or supervised
    3. accessible
    4. provided with appropriate wrenches
    5. free of external leaks
    6. free of external corrosion
    7. provided with appropriate identification
       
  3. If the wet fire sprinkler has an alarm valve, the exterior body is inspected to ensure:   
     
    1. the gauges indicate normal supply pressure
    2. valve is free of physical damage
    3. the proper open or closed position
    4. in the proper open or closed position
    5. there is no leakage from the retarding chamber or alarm drains

QUARTERLY

  1. Inspect alarm devices to verify they are free of physical damage.
     
  2. Inspect hydraulic nameplate to verify that it is attached securely to the riser and legible.
     
  3. Inspect pressure regulating control valves to verify they are:
     
    1. in the open position
    2. not leaking
    3. maintaining downstream pressure in accordance to design criteria
    4. in good working condition with hand wheels installed and unbroken.
       
  4. Main drain test at each system riser to determine if there has been a change in the condition of water supply piping and control valves.
     
  5. Water flow test is conducted by opening the inspector's test connection.
     
  6. Fire department connections are inspected to verify the following:
     
    1. connections are visible and accessible
    2. couplings or swivels are not damaged and rotate smoothly
    3. plugs or caps are in place and undamaged
    4. gaskets are in place and in good condition
    5. identification signs are in place
    6. the check valve is not leaking
    7. the automatic drain valve is in place and operating properly.

ANNUALLY

  1. Inspect all gauges to ensure they are in good working condition and normal water supply pressure is being maintained.  If the gauges are not working properly or are more than five years old, they are replaced.
     
  2. All sprinkler heads are inspected to verify they are free of corrosion, foreign materials, paint, and physical damage.  They are also checked to make sure they are installed in the proper orientation.
     
  3. Piping and fittings are inspected to ensure they are in good condition and free of mechanical damage, leakage, corrosion, and misalignment.  Sprinkler piping is inspected to make sure they are not subject to external loads.
     
  4. Hangers and seismic bracing are inspected to verify they are in good condition.
     
  5. The spare head box is inspected that it contains the following: the proper number and type of sprinklers present on the premises, and a sprinkler wrench for each type of sprinkler head.
     
  6. Every control valve is operated through its full range and returned to its normal position.  They are lubricated if necessary.
     
  7. A flow test is conducted on each riser and compared to previous test results if available.
     
  8. The antifreeze loop solution is tested.
     
  9. Obstruction investigation where maintenance or repair requires the replacement of sprinkler system components affecting more than twenty sprinklers.

FIVE-YEAR INSPECTION AND TESTING

  1. Gauges are tested and/or replaced.
     
  2. Extra high temperature sprinklers (> 325 degrees) are replaced.
     
  3. Internal inspection of alarm valve.

Automatic fire sprinkler systems have demonstrated to provide the best protection against loss of life and property in the event of a fire.   They protect from the onset of a fire, by responding to heat.  In the case of a wet automatic fire sprinkler system, water spray from the sprinkler immediately starts to control the fire.  At the same time, as the water flows through the system, an alarm activates to alert the building occupants and the fire department (if monitored).  There has never been a multiple loss of life from fire in a fully sprinkled building.

The authority having jurisdiction (local Fire Marshal) may at sometime request a copy of your fire sprinkler inspection report or reports.  If you cannot find the copy we gave you upon completion of our inspection, you may retrieve it on-line.  As an added benefit being our customer, you have access to view or print the completed inspection report or reports forty-eight hours after Falcon Fire Sprinkler has performed the service.  The documents are protected by encrypted username and password protection.

FYI about automatic wet fire sprinkler suppression systems, go here.

To discuss residential or business sprinkler system inspections with one of our representatives, call (816) 734-0018, or contact us on-line.

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