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Tunnel Shields and the Use of Comprerssed - COPPERTHWAITE, William Charles - 1906. 
D. Van Nostrand Company, New York, 1906, - COPPERTHWAITE, William Charles. Tunnel Shields and the Use of Comprerssed Air in Subaqueous Works. With 260 Illustrations and Diagrams. New York : D.Van Nostrand Company, 1906. First Edition.Pp (6),vxv,(1),1-389,(5). Illustrated. Index. Large 8vo, red cloth, gilt lettering to spine. Cloth rubbed, else very good, with publisher's note tipped in at front. 700.00 Contents : I. The Shield : Its Early History, 1818 to 1880 : Brunei's Patent - The Thames Tunnel Shield- The Shield as Described in Brunei's Patent - Dunn's Patent, 1849 - Guibal's Shaft-Sinking Machine - Rziha's Removable Centres - Barlow's Patent, 1864 - Greathead's Tower Subway Shield, 1869 - Beach's Shield with Hydraulic Rams, 1869 - Shields at Cincinnati and Cleveland - Woolwich Shield, 1874 - Woolwich Erector - Antwerp Tunnel, 1879 - Greathead, and the Introduction ofShield Work in Recent Years. II. The Use of Compressed Air in EngineeringWork : Its History : and Some Notes on Caisson Sickness : Cochrane's Patent, 1830 - Description of an Ordinary Airlock - Compressed Air Used at Chalonnes, France, 1839 - and at Douchy, France, 1846 - Potts' Vacuum System, 1850 - Rochester Bridge, 1851 - Antwerp Tunnel, 1879 - Hudson River Tunnel, 1879 - Jaminet's Notes on St. Louis Bridge, 1868 - Brooklyn Bridge, 1871 - Smith's Proposal for a Medical Lock, 1871 - Moir's Lock at Hudson Tunnel, 1879 - Caisson Sickness - Conditions of Work in Compressed Air - Regulations for Controlling Men - Effect of Impure Air - Clauses of Specification Regulating Work in Compressed Air - Experiment in Purifying Air. III. Cast Iron Lining for Tunnels : Its Use in Tunnels Suggested by its Employment in Pit Shafts - Telford's Iron Centres, 1824 - Rziha's Iron Centres and Face Jacks,1860 - Ease of Con-struction and Immediate Security Ensured by its Use - Circular Tunnels most Convenient when Cast Iron Lining is used - Proportionsof the Cast Iron Segments - Examples from Recent Work - The Key - The Joints - Central London Railway - Waterloo and City Railway - Baker Street andWaterloo Railway - Blackwall Tunnel - Greenwich Tunnel - St. Clair Tunnel -Great Northern and City Railway - Rotherhithe Tunnel - Lea Tunnel - Casting of Tunnel Segments - The British Hydraulic Company's Moulding Machine - Tables - Quantities per Yard Forward of some Typical Iron Lined Tunnels. IV.The Greathead Shield in London Clay : The Shield - The Assisted Shield - General Conditions of Tunnel Work in London Clay - Movement of the Exposed Face - Type of Station Shafts - Details of their Lining - Break up for Shield - City and South London Shield the Prototype of all Subsequent Machines in London Clay - Detailed Description of it - The Grouting Pan - The VariousOperations of Working the Shield - General Observations - Speed an Essential - Wedges for Breaking down the Face - Guiding of the Shield - Hay's Patent - Cost of Labour Employed - Glasgow District Subway Shield - Central London Railway Small Shields - Employment of Pumps on Shield - Special Shieldfor use with Thomson's Excavator - Thomson's Excavator - Price's Combined Shield and Excavator - Great Northern and Strand Shields - Arrangement of Shield Rams and Removal of Diaphragm - Greathead Shields of Larger Diameter than 13 Feet - Station Shields of the Waterloo and City and Central London Railways - Great Northern and City Railway and Kingsway Subway Shields - TheSegment Erector of these Latter - Method of Working of the Kingsway SubwayShield on a Face having Ballast at the Top - A Method of Supporting a ClayFace in an Iron Lined Tunnel of Large Diameter. V. The Shield in Water-Bearing Strata - The Assisted Shield : The Greathead Shield requires Additional Appliances in Water-Bearing or Loose Material - The City and South LondonRailway Shield in Water-bearing Gravel - The Glasgow District Subway Shield - The Waterloo and City Railway Shield - Dalrymple Hay's Hooded Shield -Use of Clay Pockets on the Face in Gravel - The Glasgow Harbour Tunnels - The Mound [Attributes: First Edition; Hard Cover]
[Bookseller: John W. Doull, Bookseller (A.B.A.C.)]
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