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Le grandi infrastrut

strade,ponti,acquedotti

QuestionAnswer
Perchè i Romani realizzarono imponenti opere pubbliche? Per garantire il controllo delle regioni conquistate e consentire rapidamente spostamenti di merci e di persone
Da cosa erano collegate le varie regioni dell'Impero Da una fitta rete di strade consolari
Da dove si diramavano le strade consolari? Da Roma
Famose strade consolari via Flaminia,220 a.C.),l'Aurelia,la Cassia,la Salaria
Perchè ponti e acquedotti erano complesse opere di ingegneria? Dovevano superare ostacoi naturali come vallate,fiumi,alture,mantendendo tuttavia una pendenza costante.
In quanti livelli erano realizzate le strade? In 3 livelli sovrapposti
Perchè lo strato più alto delle strade era convesso? Per fare defluire le acque piovane
Da cosa era formato lo strato più alto delle strade? Da ampie pietre squadrate,generalmente in basalto.
Come erano posate le pietre squadrate in basalto? A secco su un letto di sabbia,ghiaia e cemento
Massicciata Strato inferiore della strada
Da cosa era costituita la massicciata? Da un compatto basamento di pietre,sabbia o ciottoli
Created by: amygdalate
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