84 - Construction standards for the control of noise.

§  84.  Construction  standards for the control of noise. On or before  January  first,  nineteen  hundred  sixty-nine,  the  department   shall  formulate,  adopt,  promulgate  and  thereafter  from time to time amend  standards of sound retardation for the walls, partitions and floors  and  ceilings  between  apartments  and  between apartments and public spaces  situated therein based on the direct measurement of  sound  transmission  loss  determined  in  decibels  for various frequencies or in accordance  with the ASTM sound transmission class system or in accordance with such  other recognized method or  system  for  measuring  reduction  of  sound  transmission  as  the  department  may  determine to be appropriate. Any  construction of a  multiple  dwelling  commenced  after  January  first,  nineteen  hundred  seventy  shall  comply with the standards promulgated  pursuant to this section in effect at the time of commencement  of  such  construction.