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CONCRETE 600-800 MJ/ton
WOOD
Cut wood
Multilayer board
500 MJ/ton
4000 MJ/ton
GLASS 15700 MJ/ton
STEEL
(from scrap)
21000 MJ/ton
11000 MJ/ton
ALUMINUM
(recycled)
164000 MJ/ton
18000 MJ/ton
PLASTICS
HDPE 81000 MJ/ton
Data taken from a lecture by Prof. K. Scrivener, EPFL,Switzerland, 2005
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Wilma, Octubre2005, cat 5, wind
250 kph
Rita, Septiembre2005, cat 5, wind 250
k.p.h, No. 5
Dennis, Julio 2005,cat. 4, wind 240 kph
Ike, September 2008,cat. 4, wind 230 kph
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To design and builddisaster safe houses
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Normal concrete 15 35 MPa Up to 50% pozzolan
Medium strengthconcrete
35 60 MPa 15% - 35% pozzolan
SECONDARY REACTION
Since 1980 cement replacement materials have been used...
MAIN REACTION
Lime Pozzolan
(admixture)
CSH
CSH Portlandite (lime )Portland cement
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