John Rennie, 1761-1821: The Life and Work of a Great EngineerManchester University Press, 1963 - 149 էջ |
From inside the book
Արդյունքներ 7–ի 1-ից 3-ը:
Էջ 38
... extrados of the arch . The lengths so cut off , P1 , P2 , P3 , etc. , represent the weight which the respective arch stones P1 , P2 , P3 must have for stability . To achieve this result de la Hire assumes that the arch stones are all ...
... extrados of the arch . The lengths so cut off , P1 , P2 , P3 , etc. , represent the weight which the respective arch stones P1 , P2 , P3 must have for stability . To achieve this result de la Hire assumes that the arch stones are all ...
Էջ 39
... extrados , and FC perpendicular to the horizontal . C is the centre of the circle , F TH V YX H E Z P 1 + D N 5 B FIG . 4. De la Hire's abutment construction SN the base of the pier . Parallel to FC draw BB , cutting the base line in B ...
... extrados , and FC perpendicular to the horizontal . C is the centre of the circle , F TH V YX H E Z P 1 + D N 5 B FIG . 4. De la Hire's abutment construction SN the base of the pier . Parallel to FC draw BB , cutting the base line in B ...
Էջ 44
... extrados ( or exterior curve ) should be in proportion to the size and form of the arch and the materials of which it was composed ; and he had also established the ratio in which the arch - stones should increase from the key - stone ...
... extrados ( or exterior curve ) should be in proportion to the size and form of the arch and the materials of which it was composed ; and he had also established the ratio in which the arch - stones should increase from the key - stone ...
Բովանդակություն
Family | 25 |
The Bell Rock Lighthouse | 52 |
Public Works | 62 |
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4 այլ բաժինները չեն ցուցադրվում
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Common terms and phrases
Aberdeen abutments 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 course Drainage drawings Dundas Aqueduct earthwork East India Docks Edinburgh embankment entablature erected executed extensions extrados George graceful Harbour horizontal improvements India Docks interest invented inverted arches iron James Watt joints Kennet and Avon Lancaster Canal later Leith letter Lune Aqueduct 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 Soho span steam engines structures Superintendent supplied Thames tion TRUSS Tunnel Waterloo Bridge Waterworks wedge theory wing walls writing