Landscaping and Environmental Requirements; Performance Standards
Octave Band (cycles per second) | Sound Pressure Level (decibels) |
|---|---|
0 to 74 | 66 |
5 to 149 | 58 |
150 to 299 | 55 |
300 to 599 | 50 |
600 to 1,199 | 45 |
1,200 to 2,399 | 42 |
2,400 to 4,799 | 38 |
4,800 to 20,000 | 35 |
Vibration Displacement (inches) | ||
|---|---|---|
Frequency (cycles per second) | Steady State | Impact |
Under 10 | .0005 | .0010 |
10 to 19 | .0004 | .0008 |
20 to 29 | .0003 | .0006 |
30 to 39 | .0002 | .0004 |
40 and over | .0001 | .0002 |
Landscaping and Environmental Requirements; Performance Standards
Octave Band (cycles per second) | Sound Pressure Level (decibels) |
|---|---|
0 to 74 | 66 |
5 to 149 | 58 |
150 to 299 | 55 |
300 to 599 | 50 |
600 to 1,199 | 45 |
1,200 to 2,399 | 42 |
2,400 to 4,799 | 38 |
4,800 to 20,000 | 35 |
Vibration Displacement (inches) | ||
|---|---|---|
Frequency (cycles per second) | Steady State | Impact |
Under 10 | .0005 | .0010 |
10 to 19 | .0004 | .0008 |
20 to 29 | .0003 | .0006 |
30 to 39 | .0002 | .0004 |
40 and over | .0001 | .0002 |