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Chapter:

311B PDFTitle:AIR POLLUTION CONTROL (DUST AND GRIT EMISSION) REGULATIONSGazette Number:
Schedule:6Heading:LIMITS OF EMISSION OF DUST AND GRITVersion Date:30/06/1997

[regulation 10]

1. If a furnace, oven or industrial plant is burning solid fuel at a rate not exceeding 1000 kg per hour, or if any boiler has a maximum continuous rating not exceeding 7600 kg of steam per hour-
        (a) the total grit burden shall not exceed 33% of the total dust and grit burden; and
        (b) the total emission of dust and grit shall not exceed 1.0% of the total fuel fired.
2. If a furnace, oven or industrial plant is burning solid fuel at a rate exceeding 1000 kg per hour, or if any boiler has a maximum continuous rating exceeding 7600 kg of steam per hour-
        (a) the total grit burden shall not exceed 20% of the total dust and grit burden; and
        (b) the total emission of dust and grit shall not exceed 0.5% of the total fuel fired.
3. A furnace, oven or industrial plant shall not emit during each hour when the furnace, oven or industrial plant is consuming liquid fuel at the rate specified in the first column of the Table, dust or grit in excess of the percentage of the total fuel fired specified opposite thereto in the second column of that Table.
4. If more than one furnace, oven or industrial plant is connected to a common chimney or flue the total permitted limit of dust and grit burden shall not exceed the sum of the permitted limits for each furnace, oven or industrial plant so connected.
TABLE
[paragraph 3]
Rate of
liquid fuel
consumption in kilograms
per hour
Permitted
percentage of
total fuel fired
exceeding
          "
          "
          "
          "
          "
          "
          "
          "
          "
          "
          "
          "
exceeding
          over
0- 1800
1800- 2700]
2700- 4100
4100- 4550
4550- 5000
5000- 6350
6350- 6800
6800- 7700
7700- 8600
8600- 9050
9050-10000
10000-10450
10450-11350
11350-12250
12250
0.40
0.38
0.37
0.36
0.35
0.34
0.33
0.32
0.31
0.30
0.29
0.28
0.27
0.26
0.24
(L.N. 262 of 1987)