John Rennie, 1761-1821: The Life and Work of a Great EngineerManchester University Press, 1963 - 149 էջ |
From inside the book
Արդյունքներ 34–ի 1-ից 3-ը:
Էջ 46
... course employed when a bridge crosses some obstacle at an angle . Before the Industrial Revolution bridges were used only to cross natural features such as rivers or ravines , and then as now , the roadway made the shortest crossing ...
... course employed when a bridge crosses some obstacle at an angle . Before the Industrial Revolution bridges were used only to cross natural features such as rivers or ravines , and then as now , the roadway made the shortest crossing ...
Էջ 48
... course along the joints as in a brick bridge . In fact the arch as built is perfectly sound after 160 years of use . March Barn Bridge , on the other hand , has a perfect skew arch with winding courses . Among the several bridges which ...
... course along the joints as in a brick bridge . In fact the arch as built is perfectly sound after 160 years of use . March Barn Bridge , on the other hand , has a perfect skew arch with winding courses . Among the several bridges which ...
Էջ 114
... courses and the keystones of the arches are of a pale primrose material , dressed plane and punched , while the main walling medium is a boasted block - in - course dark olive - green stone as quarried on the canal and used for all the ...
... courses and the keystones of the arches are of a pale primrose material , dressed plane and punched , while the main walling medium is a boasted block - in - course dark olive - green stone as quarried on the canal and used for all the ...
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Family | 25 |
The Bell Rock Lighthouse | 52 |
Public Works | 62 |
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abutments actual appears Aqueduct arch architecture assistants Avon Canal beam Boulton bridge building built called carried cast cast-iron Company completed considered construction continued contractors contracts cost course crossing described direct Docks drawings East Lothian effect embankment employed erected estimate Examination example executed existing extensions face forces further George give Harbour improvements increase interest iron John Rennie joints Kennet and Avon known Lancaster Canal later letter lighthouse London machinery machines masonry material means mechanical mentioned miles mill natural necessary never original plans Plans and estimate Plate practical prepared present proportion proposed pumping recommends Rennie's Report resident engineer River road Robison Rock scheme shows side steam Stevenson stone structures supplied theory tion University walls Watt wheel whole writing