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; Second Edition Revised
SIMMS, Frederick Walter. Practical Tunnelling; Explaining in Detail the Setting Out of the Works; Shaft Sinking and Heading Driving; Ranging the Linesand 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 Blechingsley and Saltwood Tunnels. Second Edition, Revised, with Additional Plates, by W. Davis Haskoll. London : Lockwood & Co., 1860. Pp (4),-189,(3), frontispiece + 16 large folding plates at rear. Large 8vo, rebound in modern green cloth, gilt lettering to spine.
I. Geological Features of the South-Eastern Railway - General Account of Blechingley and Saltwood Tunnels, Their Cost, Etc.
II. Description of the Observatory - The Transit Instrument, and Method of Fixing and Adjusting.
III. Setting Out the Shafts - Ranging the Line Both Above and Under Ground - Taking the Levels, and Establishing Bench-Marks or Points of Reference - Etc.
IV. Shaft Sinking.
V. Shaft Sinking, Continued.
VI. Shaft Sinking, Concluded.
VII. Driving the Headings; and Experiments Upon Horse Power.
VIII. Form and Dimensions of Blechingley and Saltwood Tunnels - Description of the Skips, Etc.and the Horse-Gins Employed in the Construction of the Works.
IX. Construction of the Tunnels.
X. Construction of the Tunnels, Continued.
XI. Construction of the Tunnels, Continued.
XII. Construction of the Tunnel, Concluded.
XIII. Tunnel Entrances - Shaft Towers - and Culvert Through the Tunnel.
XIV. The Centres of Ordinary Construction - and Frazer's Patent Centres.
XV.Cast-Iron Shaft Curbs - Cutting Bricks - Weight of Brickwork - Brickmaking Contract - Etc. Appendix.
Rebound in modern cloth and with new endpapers, repairs to fore-edge of half-title, title page, and frontispiece, repairs to some edges and folds of plates, minor foxing to margins of some plates, else a very good, solid copy. 600.00