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 |
Հեղինակային իրավունք | |
4 այլ բաժինները չեն ցուցադրվում
Այլ խմբագրություններ - View all
Common terms and phrases
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