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Flow Test / Final Inspection <br />Flow Test (Bucket Test): <br />1. Test - A functional flow test (bucket test) shall be performed on all NFPA 13D <br />systems to ensure that the sprinkler system will function as designed and will <br />deliver a sufficient quantity of water to meet all flow and listing requirements. <br />2. Hydraulic Placard - Locate the hydraulic placard on the riser and compare it to the <br />approved set of plans and hydraulic calculations to determine the required gpm <br />and the most remote two sprinkler heads. <br />Required hydraulically calculated gpm <br />3. Equipment & Set -Up - Prior to the Fire Inspector's arrival, the sprinkler contractor <br />shall provide and set up the following: <br />1. Verify that the sprinkler control valve is closed. <br />2. Drain the system piping. <br />3. Remove the two most remote heads from the system. <br />4. Install pipes with two % turn ball valve. <br />5. Install "test heads" in the end of the pipes (must be identical to system <br />heads). <br />6. Install 200 psi pressure gauge. <br />7. Place two calibrated 55-gallon drums underneath the sprinkler heads <br />PRESSURE GAUGE n <br />PIPE EXTENSION <br />BUSHING ++ BALL VALVE <br />�1 TEST SPRINKLER HEAD <br />IL BRANCH LINE <br />SUPPLY PIPING <br />' TEST ASSEMBLY <br />(see detail above) <br />DRUM <br />I <br />PASS FAIL N/A <br />❑ ❑ ❑ <br />❑ ❑ ❑ <br />❑ ❑ ❑ <br />1IRECT WATER <br />FINISHED FLOOR <br />Fire Marshal's Office 425.257.8100 1 everettwa.gov/fire INFORMATION HANDOUT C-7 4.20.2020 1 Page 5 <br />