Advanced Dredging Techniques Part 2:
The Right Approach
Table of Contents
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Acknowledgements
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7
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Dedication
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9
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Introduction
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11
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Prospecting for Gold in Hard-Packed Streambeds
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17
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Production Gold Dredging
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25
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Nitpicking
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27
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Dredging Helpers
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28
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Fast Water Dredging
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47
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Safety
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50
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Panic
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52
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Taking Extra Precaution
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54
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Operational Considerations
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56
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Do's & Don'ts
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63
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Boulders & Winching
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67
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Moving Boulders by Hand
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69
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Different Types of Winches
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72
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Setting Up a Hole for Winching
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77
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Building a Ramp
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77
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Feasibility of Moving Boulders
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79
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Setting Up a Winch for Operation
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80
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Winching Signals
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90
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Boulder Slings
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94
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Pulling Boulders
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97
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Diver's Safety
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101
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Double Blocking
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102
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Cold Water Dredging
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109
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Staying Warm
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109
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Wet Suits
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111
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Dry Suits
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112
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Dry Suit Care
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113
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Dry Suit Modifications
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115
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Suit Repairs
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118
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Hot Water Systems
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123
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Other Winter Gear
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129
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Other Things to Know About Cold Water Dredging
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131
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Winter Dredging
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132
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Sampling During the Winter
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134
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How Tough Are You?
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135
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Cleaning Up Fine Gold
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139
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Amalgamating By Hand
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140
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Hypodermic Syringe in Amalgamation
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146
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Chemical Retorting
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148
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Cleaning Amalgamated Gold
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151
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Getting the Most for your Fines
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152
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Getting Your Dredging Equipment Ready for the Season
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153
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More Tricks of the Trade
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159
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Succeeding at a Gold Dredging Adventure
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175
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Having the Knowledge
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175
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Application
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176
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Hard Work
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181
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Finance
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183
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The Nature of Commercial Dredging Requires a Financial Reserve to be Set Aside
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191
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Borrowing
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193
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When You Are Into Gold
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195
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Positive Stress
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197
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Glossary
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205
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Other Books by Dave McCracken
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225
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