Fire sprinkler systems should be designed to the most current edition of NFPA 13, 13R, or 13D. Plans submitted shall include drawings to scale and hydraulic calculations. All sprinkler system hydraulic calculations submitted to the Town of Normal shall have at a minimum 10 psi safety margin. All fire protection systems, which have a supply line greater than two inches, shall have a reduced pressure principle detector assembly (RPDA). A plumbing contractor that is licensed and registered with the Town of Normal must install the backflow prevention device.
Notify the Normal Fire Department at 309-454-9689 prior to *ANY* work beginning and inform them that this system will be out of service and the estimated length of time it will be inoperative. Also, call when work is completed and system is back in service.
If you have questions, contact the Prevention Division at 309-454-9616.
Submit plans to:
Normal Fire DepartmentPrevention Division606 S Main St.Normal, IL 61761
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