Economic Development A District
Octave Band (cycles per second) | Sound-Pressure Level (decibels) |
|---|---|
0 - 74 | 60 |
75 - 149 | 52 |
150 - 299 | 50 |
300 - 599 | 45 |
600 - 1,199 | 40 |
1,200 - 2,399 | 36 |
2,400 - 4,799 | 31 |
4,800 - 20,000 | 30 |
Vibration Displacement (inches) | ||
|---|---|---|
Frequency (cycles per second) | Steady-State | Impact |
Under 10 | 0.0005 | 0.0010 |
10 - 19 | 0.0004 | 0.0008 |
20 - 29 | 0.0003 | 0.0006 |
30 - 39 | 0.0002 | 0.0004 |
40 and over | 0.0001 | 0.0002 |
Economic Development A District
Octave Band (cycles per second) | Sound-Pressure Level (decibels) |
|---|---|
0 - 74 | 60 |
75 - 149 | 52 |
150 - 299 | 50 |
300 - 599 | 45 |
600 - 1,199 | 40 |
1,200 - 2,399 | 36 |
2,400 - 4,799 | 31 |
4,800 - 20,000 | 30 |
Vibration Displacement (inches) | ||
|---|---|---|
Frequency (cycles per second) | Steady-State | Impact |
Under 10 | 0.0005 | 0.0010 |
10 - 19 | 0.0004 | 0.0008 |
20 - 29 | 0.0003 | 0.0006 |
30 - 39 | 0.0002 | 0.0004 |
40 and over | 0.0001 | 0.0002 |