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The Great Wall was a series of fortifications built across the historical northern borders of China. Large tempered earth (i.e. rammed earth ) walls were built in ancient China since the Shang dynasty ( c. 1600 –1050 BC); the capital at ancient Ao had enormous walls built in this fashion (see siege for more info).
The Bison wall-frame construction system was a construction method used in tower block construction. It was launched in 1963 by Concrete Ltd who set up factories across the UK to pre-fabricate the parts it. It was not a frame structure as such, instead precast concrete panels formed the structure of high rise blocks.
A defensive wall is a fortification usually used to protect a city, town or other settlement from potential aggressors. The walls can range from simple palisades or earthworks to extensive military fortifications such as curtain walls with towers, bastions and gates for access to the city. [1]
Chapter 2: Stronghold Components (pages 14–86) describes where and how to place items such as walls and doors, and various locations that can be placed within a stronghold. Also described are suggestions on how to place magic items , spells , traps, and siege weapons in a stronghold.
Construction was very rapid, and by the time of the Munich Agreement in September 1938, there were completed in total 264 heavy blockhouses (small forts or elements of strongholds) and 10,014 light pillboxes, which means about 20 percent of the heavy objects and 70 percent of the light objects. Moreover, many other objects were near completion ...
A hillfort is a type of fortified refuge or defended settlement located to exploit a rise in elevation for defensive advantage. They are typical of the late European Bronze Age and Iron Age.
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"NEESWood aims to develop a new seismic design philosophy that will provide the necessary mechanisms to safely increase the height of wood-frame structures in active seismic zones of the United States, as well as mitigate earthquake damage to low-rise wood-frame structures," said Rosowsky, Department of Civil Engineering at Texas A&M University ...