It. During initial testing of hydrant system, an inspection of the system should be done to check that no leakage of water is taking place at any of the joints or landing valves and the pressure in the system does not drop more than (A) 30 kPa (B) 50 kPa (C) 60 kPa (D) 80 kPa
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During initial testing of hydrant system, an inspection of the system should be done to check that no leakage of water is taking place at any of the joints or landing valves and the pressure in the system does not drop more than 60kPa
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