Landscaping; Environmental and Swimming Pool Maintenance Requirements; Performance Standards
Octave Band (cycles per second) | Sound Pressure Level (decibels) | |
|---|---|---|
0 - 74 | 66 | |
75 - 149 | 58 | |
150 - 299 | 55 | |
300 - 599 | 50 | |
600 - 1,199 | 45 | |
1,200 - 2,399 | 42 | |
2,400 - 4,799 | 38 | |
4,800 - 20,000 | 35 |
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 | |
Landscaping; Environmental and Swimming Pool Maintenance Requirements; Performance Standards
Octave Band (cycles per second) | Sound Pressure Level (decibels) | |
|---|---|---|
0 - 74 | 66 | |
75 - 149 | 58 | |
150 - 299 | 55 | |
300 - 599 | 50 | |
600 - 1,199 | 45 | |
1,200 - 2,399 | 42 | |
2,400 - 4,799 | 38 | |
4,800 - 20,000 | 35 |
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 | |