Annual Report,2009 - Directorate General of Mines Safety
Annual Report,2009 - Directorate General of Mines Safety Annual Report,2009 - Directorate General of Mines Safety
No. of Accidents DGMS Annual Report,2009 4. Distribution of fatal roof fall accidents by distance from face Distance from face Number of accidents (metres) 2005 % 2006 % 2007 % 2008 % 2009 % total % 0.00- 5.00 11 61 9 69 1 8 6 44 7 29 34 42 5.01- 10.00 0 0 0 0 4 31 1 7 7 29 12 15 10.01- 20.00 1 6 1 8 0 0 3 21 1 4 6 8 20.01 & above 4 22 1 8 2 15 3 21 4 17 14 15 not applicable/ available 2 11 2 15 6 46 1 7 5 21 16 20 Total 18 100 13 100 13 100 14 100 24 100 82 100 Analysis by Distance from Face 20.01 & above, 14, 15% not applicable, 16, 20% 0.00- 5.00, 34, 42% 10.01- 20.00, 6, 8% 5.01- 10.00, 12, 15% 5. Distribution of fatal roof fall accidents by type of roof support Type of support Number of accidents 2005 % 2006 % 2007 % 2008 % 2009 % total % No support 0 0 0 0 0 0 0 0 0 0 0 0 Timber supports only Timber and steel supports Roof bolts and others Other supports 5 28 4 31 1 8 1 7 4 17 15 18 1 6 0 0 0 0 1 7 1 4 3 4 9 50 7 54 1 8 1 7 0 0 18 22 3 16 2 15 11 84 11 79 19 79 46 56 Total 18 100 13 100 13 100 14 100 24 100 82 100 25 20 15 10 5 0 2005 2006 2007 2008 2009 Year Type of Roof Other Support supports Roof bolts and others Timber and steel supports Timber supports only No support Analysis by Type of Roof Support Other supports, 46, 56% Timber supports only, 15, 18% Timber and steel supports, 3, 4% Roof bolts and others, 18, 22% A-22
No. of Accidents DGMS Annual Report,2009 6. Distribution of fatal roof fall accidents by adequacy of support Adequacy of support Number of accidents 2005 % 2006 % 2007 % 2008 % 2009 % total % Adequate 4 22 5 38 8 62 4 29 9 37 30 36 Inadequate 13 72 6 46 5 38 10 71 15 63 49 60 Not applicable* 1 6 2 16 0 0 0 0 0 0 3 4 Total 18 100 13 100 13 100 14 100 24 100 82 100 * Provisional 25 20 15 Adequacy of Support Not applicable* Inadequate Adequate Analysis by Adequacy of Support Not applicable *, 3, 4% Adequate, 30, 36% 10 5 0 2005 2006 2007 2008 2009 Year Inadequat e, 49, 60% A-23
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No. <strong>of</strong> Accidents<br />
DGMS <strong>Annual</strong> <strong>Report</strong>,<strong>2009</strong><br />
6. Distribution <strong>of</strong> fatal ro<strong>of</strong> fall accidents by adequacy <strong>of</strong> support<br />
Adequacy <strong>of</strong><br />
support<br />
Number <strong>of</strong> accidents<br />
2005 % 2006 % 2007 % 2008 % <strong>2009</strong> % total %<br />
Adequate 4 22 5 38 8 62 4 29 9 37 30 36<br />
Inadequate 13 72 6 46 5 38 10 71 15 63 49 60<br />
Not applicable* 1 6 2 16 0 0 0 0 0 0 3 4<br />
Total 18 100 13 100 13 100 14 100 24 100 82 100<br />
* Provisional<br />
25<br />
20<br />
15<br />
Adequacy <strong>of</strong><br />
Support<br />
Not applicable*<br />
Inadequate<br />
Adequate<br />
Analysis by Adequacy <strong>of</strong> Support<br />
Not<br />
applicable<br />
*, 3, 4%<br />
Adequate,<br />
30, 36%<br />
10<br />
5<br />
0<br />
2005 2006 2007 2008 <strong>2009</strong><br />
Year<br />
Inadequat<br />
e, 49,<br />
60%<br />
A-23
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