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Brick history

The oldest shaped bricks found date backof Gothic architecture that flourished
to 7,500 B.C. They have been found inin Northern Europe, especially in the
Çayönü, a place located in the upperregions around the Baltic Sea which are
Tigris area in south east Anatolia closewithout natural rock resources. Brick
to Diyarbakir. Other more recentGothic buildings, which are built almost
findings, dated between 7,000 and 6,395exclusively of bricks, are to be found
B.C., come from Jericho and Catalin Denmark, Germany, Poland and Russia.
Hüyük. From archaeological evidence,During the Renaissance and the Baroque,
the inven­tion of the fired brick (asvisible brick walls were unpopular and
opposed to the consid­erably earlierthe brickwork was often covered with
sun-dried mud brick) is believed to haveplaster. It was only during the mid-18th
arisen in about the third millennium BCcentury that visible brick walls
in the Middle East. Being much moreregained some degree of popularity, as
resistant to cold and moist weatherillustrated by the Dutch Quarter of
conditions, brick enabled thePotsdam, for example.
construction of permanent buildings inThe transport in bulk of building
regions where the harsher climatematerials such as bricks over long
precluded the use of mud bricks.distances was rare before the age of
By 1200AD brick making was to be foundcanals, railways, roads and heavy goods
across Europe and Asia, from thevehicles. Before this time bricks were
Atlantic to the Pacific. In the Neargenerally made as close as possible to
East and India, bricks have been in usetheir point of intended use. It has been
for more than five thousand years. Theestimated that in England in the
plain of the Tigris-Euphrates lackseighteenth century carrying bricks by
rocks and trees. Sumerian structureshorse and cart for ten miles over the
were thus built of plano-convexpoor roads then existing could more than
mudbricks, not fixed with mortar or withdouble their price.
cement. As plano-convex bricks (beingBricks were often used, even in areas
rounded) are somewhat unstable inwhere stone was available, for reasons
behaviour, Sumerian bricklayers wouldof speed and economy. The buildings of
lay a row of bricks perpendicular to thethe Industrial Revolution in Britain
rest every few rows. They would fill thewere largely constructed of brick and
gaps with bitumen, straw, marsh reeds,timber due to the unprecedented demand
and weeds.created. Again, during the building boom
The Ancient Egyptians and the Indusof the nineteenth century in the eastern
Valley Civilization also used mudbrickseaboard cities of Boston and New York,
extensively, as can be seen in the ruinsfor example, locally made bricks were
of Buhen, Mohenjo-daro and Harappa, foroften used in construction in preference
example. In the Indus Valleyto the brownstones of New Jersey and
Civilization particularly, all bricksConnecticut for these reasons.
corresponded to sizes in a perfect ratioThe trend of building upwards for
of 4:2:1, and made use of the decimaloffices that emerged towards the end of
system. The ratio for brick dimensionsthe 19th century displaced brick in
4:2:1 is even today considered optimalfavor of cast and wrought iron and later
for effective bonding.steel and concrete. Some early
In Sumerian times offerings of food and'skyscrapers' were made in masonry, and
drink were presented to "the brick god,"demonstrated the limitations of the
who was "rep­resented in the ritual bymaterial - for example, the Monadnock
the first brick." More recently, mortarBuilding in Chicago (opened in 1896) is
for the foundations of the Hagia Sophiamasonry and just sixteen stories high,
in Istanbul was mixed with "a broth ofthe ground walls are almost 1.8 meters
barley and bark of elm" and sacredthick, clearly building any higher would
relics, accom­panied by prayers, placedlead to excessive loss of internal floor
between every 12 bricks.space on the lower floors. Brick was
The Romans made use of fired bricks, andrevived for high structures in the 1950s
the Roman legions, which operated mobilefollowing work by the Swiss Federal
kilns, introduced bricks to many partsInstitute of Technology and the Building
of the empire. Roman bricks are oftenResearch Establishment in Watford, UK.
stamped with the mark of the legion thatThis method produced eighteen story
supervised its production. The use ofstructures with bearing walls no thicker
bricks in Southern and Western Germany,than a single brick (150-225 mm). This
for example, can be traced back topotential has not been fully developed
traditions already described by thebecause of the ease and speed in
Roman architect Vitruvius.building with other materials, in the
In the 12th century, bricks fromlate-20th century brick was confined to
Northern Italy were re-introduced tolow- or medium-rise structures or as a
Northern Germany, where an independentthin decorative cladding over
tradition evolved. It culminated in theconcrete-and-steel buildings or for
so-called brick Gothic, a reduced styleinternal non-loadbearing walls.



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