Practical tunnelling : explaining in detail, the setting out of the works, shaft-sinking, and heading driving, ranging the lines, and levelling under ground, sub-excavating, timbering, and the construction of the brickwork of tunnels, with the amount of labour required for, and the cost of the various portions of the work as exemplified by the particulars of Blechingley and Saltwood tunnels, by Frederick Walter Simms

Title:	Practical tunnelling : explaining in detail, the setting out of the works, shaft-sinking, and heading driving, ranging the lines, and levelling under ground, sub-excavating, timbering, and the construction of the brickwork of tunnels, with the amount of labour required for, and the cost of the various portions of the work as exemplified by the particulars of Blechingley and Saltwood tunnels
Author:	Simms, Frederick Walter, 1803-1865
Note:	[publisher not identified], 1844

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Subject:	Tunneling
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