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Attack of Fortified Places. Including Siege-works, Mining, and Demolitions.: Prepared for the use of the Cadets of the United States Military Academy — John Shaqi

Attack of Fortified Places. Including Siege-works, Mining, and Demolitions.: Prepared for the use of the Cadets of the United States Military AcademyMercur, James

History

Attack of Fortified Places. Including Siege-works, Mining, and Demolitions.: Prepared for the use of the Cadets of the United States Military Academy

Name: Attack of Fortified Places. Including Siege-works, Mining, and Demolitions.: Prepared for the use of the Cadets of the United States Military Academy
Author: Mercur, James

Mercur, James

Defensive (Military science); Military engineering; Offensive (Military science); Siege warfare

Water-supply,                                               116

_PART II._

MILITARY MINING.

CHAPTER I.

NOMENCLATURE AND THEORY.

ARTICLE PAGE

Definitions,                                                 119

Theory of Explosion,                                         120

Form and Volume of Crater,                                   121

Relation between Volume of Crater and Charge,                122

Miner’s Rule,                                                122

Charge for One Cubic Yard,                                   123

Rule for Common Mines in Ordinary Earth,                     124

Overcharged and Undercharged Mines,                          125

Deduction of Formula for Charge,                             125

Relation between Charges of Common and Over- or
       Undercharged Mines,                                         127

Charge to Produce a Camouflet,                               128

Radius of Rupture,                                           128

Theoretical Value of Radius of Rupture,                      129

Values Adopted by English Authorities,                       131

Theoretical Value Too Small,                                 131

High Explosives,                                             131

Experimental Determinations,                                 131

Choice of Explosives,                                        132

Probable Advantage of High Explosives for
       Overcharged Mines,                                          133

Relative Advantages and Disadvantages of Gunpowder
       and High Explosives,                                        134

CHAPTER II.

PRACTICAL OPERATIONS AND DETAILS.

Tools and Appliances, Description of,                        136

GALLERIES AND SHAFTS.

Dimensions of Galleries and Shafts,                          138

  20, 21. Shaft and Gallery Linings,                               139

Shaft and Gallery Frames,                                    140

Dimensions of Pieces of Frames, etc.,                        141

Relative Advantages of Cases and Frames,                     141

  25-28. Sinking Shaft by Frames and Sheeting,                     141

Precautions Needed,                                          144

Partly-lined Shafts,                                         145

Driving a Gallery with Frames and Sheeting,                  145

Use of False Frame,                                          146

Use of Shield,                                               147

Inclined Galleries,                                          147

Position of Frames,                                          148

Partly-lined Galleries,                                      148

Public-domain text, read in full here on John Shaqi.

Attack of Fortified Places. Including Siege-works, Mining, and Demolitions.: Prepared for the use of the Cadets of the United States Military Academy

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