zielsicher Englisch, Bautechnik, Schulbuch

Stone has been used for many centuries since weather cannot destroy it so much and insects cannot bore into it. It has been used for all sorts of houses, from farmers’ cottages to palaces. In the latter, stone was sometimes replaced by marble. Stone: Eilean Donan Castle, Scotland Brick: English country cottage Early Mediterranean civilisations adopted the use of fired bricks including the Ancient Greeks and Romans. Since the Middle Ages the use of fired bricks in construction became popular in Central Europe. This is because they are long-lasting, can be used with great flexibility and are easily available. In modern buildings concrete is used. It is cheaper and can be produced almost anywhere. Concrete mainly consists of cement, water and aggregate. The quality of modern concrete makes it possible to construct buildings in futuristic shapes, bridges, enormous dams and even skyscrapers. Modern concrete building Answer the following questions. 1. Name an advantage of wood. Houses can easily be prefabricated but nevertheless still individually designed. 2. What kind of buildings did people use stone in the past? It was used for all sorts of houses, from farmers’ cottages to palaces. 3. Why is fired brick so popular? It is longlasting, can be used with great flexibility and is easily available. 4. Which components does concrete consist of? Concrete mainly consists of cement, water and aggregate. Mosaic Name the two highest buildings in Austria, and their heights. 04 A2–B1 height:  252 m Danube Tower 1 height:  250 m DC Tower 1 2 Word bank stone Stein century Jahrhundert farmers’ cottage Bauernhaus marble Marmor adopt übernehmen Middle Ages Mittelalter last eine lange Lebensdauer haben flexibility Flexibilität fired bricks gebrannte Ziegel cement Zement aggregate Gesteinskörnung 59 Building materials 13 Nur zu Prüfzwecken – Eigentum des Verlags öbv