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Page 320
... metres ( 65-85 feet ) became fairly common in building roofs . In 1664 Wren used timber trusses with a span of about 22 metres ( 73 feet ) in the roof of the Sheldonian Theatre at Oxford . But a precise theoretical understanding of the ...
... metres ( 65-85 feet ) became fairly common in building roofs . In 1664 Wren used timber trusses with a span of about 22 metres ( 73 feet ) in the roof of the Sheldonian Theatre at Oxford . But a precise theoretical understanding of the ...
Page 326
... metres ( 1,200 feet ) high and the world's tallest occupied struc- ture , the Canadian National Railroad Tower in Toronto , which contains only an observation deck and a television antenna but has a total height of 553 metres ( 1,814 ...
... metres ( 1,200 feet ) high and the world's tallest occupied struc- ture , the Canadian National Railroad Tower in Toronto , which contains only an observation deck and a television antenna but has a total height of 553 metres ( 1,814 ...
Page 338
... metres ( 670 feet ) , the largest exhibition hall has a span of 216 metres ( 710 feet ) , and the largest commercial fixed - wing aircraft has a wingspread of 66.7 metres ( 222 feet ) and a length of 69.4 metres ( 228 feet ) , requiring ...
... metres ( 670 feet ) , the largest exhibition hall has a span of 216 metres ( 710 feet ) , and the largest commercial fixed - wing aircraft has a wingspread of 66.7 metres ( 222 feet ) and a length of 69.4 metres ( 228 feet ) , requiring ...
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