John Rennie, 1761-1821: The Life and Work of a Great EngineerManchester University Press, 1963 - 149 էջ |
From inside the book
Արդյունքներ 40–ի 1-ից 3-ը:
Էջ 42
... arch was structurally unsound . The arch stones increase in depth from the crown on each side through an arc of about 45 ° . At this point the arch ring divides , the outer portion sweeping off to meet the similar portion from the ...
... arch was structurally unsound . The arch stones increase in depth from the crown on each side through an arc of about 45 ° . At this point the arch ring divides , the outer portion sweeping off to meet the similar portion from the ...
Էջ 44
... arch then is strictly confined to its shape by an inert load , and only the actual thrust increases , as the rays from which the linear arch is drawn . Rennie's inverted arches would have been necessary had there been no spandrel walls ...
... arch then is strictly confined to its shape by an inert load , and only the actual thrust increases , as the rays from which the linear arch is drawn . Rennie's inverted arches would have been necessary had there been no spandrel walls ...
Էջ 45
... arch was to be determined , and also his statement that the friction between dry freestone was half the weight of the piece concerned . With this knowledge the size of the abutment necessary to prevent spreading of the arch would be a ...
... arch was to be determined , and also his statement that the friction between dry freestone was half the weight of the piece concerned . With this knowledge the size of the abutment necessary to prevent spreading of the arch would be a ...
Բովանդակություն
Family | 25 |
The Bell Rock Lighthouse | 52 |
Public Works | 62 |
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Common terms and phrases
Aberdeen abutments actual Albion Mills Andrew Meikle appears arch stones architect architecture Avon Canal beam Bell Rock Lighthouse Boulton & Watt Bruce Tunnel building built buttresses carried cast cast-iron bridge Civil Engineers Claverton Pumping Station Clerk Company contractors contracts corn mill cost Drainage drawings Dundas Aqueduct earthwork East India Docks Edinburgh embankment employed erected executed extensions extrados George graceful Harbour horizontal improvements interest invented inverted arches iron joints Kennet and Avon Lancaster Canal later Leith letter London Bridge Lune Aqueduct machinery machines masonry miles millwright Navigation never parapet Phantassie pier Plans and estimate Plate practical proportion proposed railway recommends Rennie prepared Rennie's Report and estimate resident engineer Ribble Aqueduct River road Robert Stevenson Robison Rochdale Canal scheme shows side Sir John Rennie skew span spandrel steam engines structures Superintendent supplied Thames tion TRUSS Tunnel Waterloo Bridge Waterworks wedge theory wing walls wooden writing