Section 42-423 - Maximum permitted steady state vibration displacement
In all Manufacturing Districts , no activity shall cause or create a steady state vibration at any point on any lot line , with a displacement in excess of the permitted steady state vibration displacement for the frequencies as set forth in the following table for the district indicated.
MAXIMUM PERMITTED STEADY STATE VIBRATION DISPLACEMENT (in inches)
District Frequency (cycles per second) M1 M2 M3 10 and below .0008 .0020 .0039 10 - 20 .0005 .0010 .0022 20 - 30 .0003 .0006 .0011 30 - 40 .0002 .0004 .0007 40 - 50 .0001 .0003 .0005 50 - 60 .0001 .0002 .0004 60 and over .0001 .0001 .0004