Correct answer not provided. 2018 IPC Ch 15

Which standard outlines performance requirements for siphonic roof drainage systems?

ASME A112.14.6—2010

ASTM B32—08(2014)

ASSE 1049—2009

ASHRAE 18—2008 (RA13) The correct answer is ASME A112.6.9-2005(R2015) and ASPE 45. 4 out of 5 questions have the wrong answer.