Reports of the Inspectors of Mines of the anthracite and bituminous ...

436 Keports of the Inspectors of Mines. [No. 13,
above and well-drained and well-ballasted ones, not to speak of the
danger of accidents to mules and men that are averted by the latter
method. There is not much water in the rooms, and where it is arrangements
are usually made with the miners to handle it. Some mines have
very light cover, and consequently are much troubled with water, and
after heavy rains, sometimes, they are entirely stopped on that account.
Abstract of Mining Statistics.
Tons.
Net tons coal produced in 1889, 5, 373, 676
Net tons coal produced in 1888, 5, 513, 860
Decrease in 1889, 140, 190
Net tons coal shipped in 1889, 5, 215, 946
^Net tons coal shipped in 1888, 5, 193 074
Increase in 1889, 22, 872
Number of coke ovens, 693
Tons of coke produced in 1889, 114, 078
Tons of coke produced in 1888, 87,804
Increase in 1889, 26, 274
Number of mines in district, 112
Number of mines operated during year, 108
Number of mines opened during year, 7
Number of mines abandoned during year, 2
Number of miners employed, 6, 364
Number of miners, boys, employed, 753
Number of persons employed inside, 8, 176
Number of persons employed outside, 642
Total number of persons employed, 8, 818
Number of fatal accidents, 12
Number of non-fatal accidents, 42
Number of widows left by fatal accidents, 7
Number of orphans left by fatal accidents, 20
Number of persons employed per life lost, 734+
Number of persons employed per person injured, 209+
Number of tons produced per fatal accident, 447, 806
Number of tons produced per non-fatal accident, 127,945
Average number of days worked (110 mines), 172.8
Average tons (net) produced per miner, counting two boys
equal to one man, 797 28
.
Average tons (net) produced per miner per diem, 4 . 04