Drilling for Placer Gold
Drilling for Placer Gold
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In our eReader you can find the full English version of the book. Read Drilling for Placer Gold Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book Drilling for Placer Gold
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This preparation of the ground resulted in the buckets running full to overflowing continuously, and there was no occasion for shut-downs, except for clean-up of gold and oil- 122 DRILLING FOR PLACER GOLD Prospecting in Russia ing the machinery; notwithstanding, the machine was practically a wreck from previous hard usage. In other words, the capacity or output was increased eightfold, and the expense for repairs reduced to that of normal wear and tear. In this way many total failures could be ...turned into successes, and the necessity avoided of either giving up the entire project or supplanting a dredge otherwise too light for the work with a heavier and more expensive one.
The average cost of the blasting was not over 0. 5c. Per cubic yard. Where ground is at all tight and the buckets do not easily fill, I would advocate blasting of ground, even for the most powerful machine that could be built; since it is evident that a very small outlay in this direction would be saved many times over in power expended on the bucket line and in lengthening the life of all wearing parts, to say nothing of the increased capacity of the dredge.
What to read after Drilling for Placer Gold?
You can find similar books in the "Read Also" column, or choose other free books by Walter H Gardner to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
This preparation of the ground resulted in the buckets running full to overflowing continuously, and there was no occasion for shut-downs, except for clean-up of gold and oil- 122 DRILLING FOR PLACER GOLD Prospecting in Russia ing the machinery; notwithstanding, the machine was practically a wreck from previous hard usage. In other words, the capacity or output was increased eightfold, and the expense for repairs reduced to that of normal wear and tear. In this way many total failures could be ...turned into successes, and the necessity avoided of either giving up the entire project or supplanting a dredge otherwise too light for the work with a heavier and more expensive one.
The average cost of the blasting was not over 0. 5c. Per cubic yard. Where ground is at all tight and the buckets do not easily fill, I would advocate blasting of ground, even for the most powerful machine that could be built; since it is evident that a very small outlay in this direction would be saved many times over in power expended on the bucket line and in lengthening the life of all wearing parts, to say nothing of the increased capacity of the dredge.
What to read after Drilling for Placer Gold?
You can find similar books in the "Read Also" column, or choose other free books by Walter H Gardner to read onlineMoreLess
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