Performance Standards
B-1 District | |
|---|---|
Frequency Ranges Containing Standard Octave Bands in Cycles Per Second | Octave Band Sound Pressure Level in Decibels |
0 to 74 | 72 |
75 to 149 | 67 |
150 to 299 | 59 |
300 to 599 | 52 |
600 to 1,199 | 46 |
1,200 to 2,399 | 40 |
2,400 to 4,800 | 34 |
Above 4,800 | 32 |
Type of Operation or Noise | Correction in Decibels |
Daytime operation only | +5 |
Noise of impulsive character (e.g., hammering) | -5 |
Noise of periodic character (e.g., hum, screech) | -5 |
I-1 District | |
|---|---|
Frequency Ranges Containing Standard Octave Bands in Cycles Per Second | Octave Band Sound Pressure Level in Decibels |
0 to 74 | 79 |
75 to 149 | 74 |
150 to 299 | 66 |
300 to 599 | 59 |
600 to 1,199 | 53 |
1,200 to 2,399 | 47 |
2,400 to 4,800 | 41 |
Above 4,800 | 39 |
Type of Operation or Noise | Correction in Decibels |
Daytime operation only | + 5 |
Noise of impulsive character (e.g., hammering) | -5 |
Noise of periodic character (e.g., hum, screech) | - 5 |
Heat in Fuel Burned (British Thermal Units per Hour) | Fly Ash: Rate of Emission (Pounds per Hour) |
|---|---|
1,000,000 | 1 |
100,000,000 | 100 |
400,000,000 | 330 |
1,000,000,000 | 750 |
2,000,000,000 | 1,365 |
3,000,000,000 | 1,850 |
4,000,000,000 | 2,260 |
5,000,000,000 | 2,640 |
6,000,000,000 | 2,950 |
7,000,000,000 | 3,200 |
8,000,000,000 | 3,410 |
10,000,000,000 | 3,750 |
Performance Standards
B-1 District | |
|---|---|
Frequency Ranges Containing Standard Octave Bands in Cycles Per Second | Octave Band Sound Pressure Level in Decibels |
0 to 74 | 72 |
75 to 149 | 67 |
150 to 299 | 59 |
300 to 599 | 52 |
600 to 1,199 | 46 |
1,200 to 2,399 | 40 |
2,400 to 4,800 | 34 |
Above 4,800 | 32 |
Type of Operation or Noise | Correction in Decibels |
Daytime operation only | +5 |
Noise of impulsive character (e.g., hammering) | -5 |
Noise of periodic character (e.g., hum, screech) | -5 |
I-1 District | |
|---|---|
Frequency Ranges Containing Standard Octave Bands in Cycles Per Second | Octave Band Sound Pressure Level in Decibels |
0 to 74 | 79 |
75 to 149 | 74 |
150 to 299 | 66 |
300 to 599 | 59 |
600 to 1,199 | 53 |
1,200 to 2,399 | 47 |
2,400 to 4,800 | 41 |
Above 4,800 | 39 |
Type of Operation or Noise | Correction in Decibels |
Daytime operation only | + 5 |
Noise of impulsive character (e.g., hammering) | -5 |
Noise of periodic character (e.g., hum, screech) | - 5 |
Heat in Fuel Burned (British Thermal Units per Hour) | Fly Ash: Rate of Emission (Pounds per Hour) |
|---|---|
1,000,000 | 1 |
100,000,000 | 100 |
400,000,000 | 330 |
1,000,000,000 | 750 |
2,000,000,000 | 1,365 |
3,000,000,000 | 1,850 |
4,000,000,000 | 2,260 |
5,000,000,000 | 2,640 |
6,000,000,000 | 2,950 |
7,000,000,000 | 3,200 |
8,000,000,000 | 3,410 |
10,000,000,000 | 3,750 |