Accidents in the comstock mines and their relation to deep mining

✍ Scribed by John A. Church

• Book ID: 103089075
• Publisher: Elsevier Science
• Year: 1879
• Tongue: English
• Weight: 794 KB
• Volume: 108
• Category: Article
• ISSN: 0016-0032
• DOI: 10.1016/0016-0032(79)90424-1

✦ Synopsis

67 8. Miscellaneous. The distribution among these groups in .m 1877 1878 1879 6 mos. 4 mos. winding. each )'car is shown in the ibllowing summary : (1.) Casualties due to fidls of rock, ice, timber, etc. Number of (x'x~'urrences, Casualties, thtal, Casualties, not fatal, Proportion thtal, 36 per cent. (2.) Casualties in tramming. Nmnber of occurrences, . Casualties, taml, Casualties, not |htal, Proportion ~atal, 12~ per cent. (3.) Casualti(~ due to heat.