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Batter (walls)

In architecture, batter is a receding slope of a wall, structure, or earthwork.[2] A wall sloping in the opposite direction is said to overhang.[3] When used in fortifications it may be called a talus.

Tomb of Ghiyath al-Din Tughluq (d. 1325), Delhi, with a batter of 25°.[1]
A batter frame is used to guide the construction of a battered dry stone wall.

The term is used with buildings and non-building structures to identify when a wall or element is intentionally built with an inward slope. A battered corner is an architectural feature using batters. A batter is sometimes used in foundations, retaining walls, dry stone walls, dams, lighthouses, and fortifications. Other terms that may be used to describe battered walls are "tapered" and "flared". Typically in a battered wall, the taper provides a wide base to carry the weight of the wall above, with the top gradually resulting in the thinnest part as to ease the weight of wall below.[4] The batter angle is typically described as a ratio of the offset and height or a degree angle that is dependent on the building materials and application. For example, typical dry-stone construction of retaining walls utilizes a 1:6 ratio, that is for every 1 inch that the wall steps back, it increases 6 inches in height.[5]

Historical uses

 
Ancient Egyptian pylons were often battered.

Walls may be battered to provide structural strength or for decorative reasons. In military architecture, they made walls harder to undermine or tunnel, and provided some defense against artillery, especially early siege engine projectiles and cannon, where the energy of the projectile might be largely deflected, on the same principle as modern sloped armor. Siege towers could not be pushed next to the top of a strongly battered wall. Types of fortification using batters included the talus and glacis.

Regional examples

Asia

Architectural styles that often include battered walls as a stylistic feature include Indo-Islamic architecture, where it was used in many tombs and some mosques, as well as many forts in India. Tughlaqabad Fort in Delhi is a good example, built by Ghiyath al-Din Tughluq, whose tomb opposite the fort (illustrated above) also has a strong batter. In Hindu temple architecture, the walls of the large Gopurams of South India are usually battered, often with a slight concave curve.

In the Himalayan region, battered walls are one of the typifying characteristics of traditional Tibetan architecture. With minimal foreign influence over the centuries, the region's use of battered walls are considered to be an indigenous creation and part of Tibet's vernacular architecture. This style of batter wall architecture was the preferred style of construction for much of Inner-Asia, and has been used from Nepal to Siberia. The 13-story Potala Palace in Lhasa, is one of the best known examples of this style and was named a UNESCO World Heritage Site in 1994.[6]

Middle East

Battered walls are a common architectural feature found in Ancient Egyptian architecture. Usually constructed from mud brick for residential applications, limestone, sandstone, or granite was used mainly in the construction of temples and tombs.[7] In terms of monumental architecture, the Giza pyramid complex in Cairo utilized different grades of battered walls to achieve great heights with relative stability. The Pyramid of Djoser is an archeological remain in the Saqqara necropolis, northwest of the city of Memphis that is a quintessential example of battered walls used in sequence to produce a step pyramid.

New World

In the Americas, battered walls are seen as a fairly common aspect of Mission style architecture, where Spanish design was hybridized with Native American adobe building techniques. As exemplified by the San Estevan del Rey Mission Church in Acoma, New Mexico, c.1629-42, the heights desired by Spanish Catholic Mission design was achieved through battering adobe bricks to achieve structural stability.[4]

Gallery

References

  1. ^ Blair, Sheila, and Bloom, Jonathan M., The Art and Architecture of Islam, 1250-1800, p. 154, 1995, Yale University Press Pelican History of Art, ISBN 0300064659
  2. ^ "Batter v.2. def. 1 and 2. and "Batter n.2". Oxford English Dictionary Second Edition on CD-ROM (v. 4.0) © Oxford University Press 2009
  3. ^ Whitney, William Dwight. "Batter 2." The Century Dictionary. New York: Century, 1889. 476-77. Print.
  4. ^ a b Gelernter, Mark (1999). A History of American Architecture: Buildings in Their Cultural and Technological Context. Lebanon, New Hampshire: University Press of New England. ISBN 1584651369.
  5. ^ "Building Dry Stone Retaining Walls". National Center for Preservation Technology and Training. National Park Service. Retrieved 12 December 2018.
  6. ^ "Tibetan Vernacular Architecture". Tibet Heritage Fund. Retrieved 12 December 2018.
  7. ^ Blakemore, R. G. (1996). History of Interior Design and Furniture: From Ancient Egypt to Nineteenth-Century Europe. Hoboken, New Jersey: John Wiley and Sons. p. 107. ISBN 0471464333.

batter, walls, architecture, batter, receding, slope, wall, structure, earthwork, wall, sloping, opposite, direction, said, overhang, when, used, fortifications, called, talus, tomb, ghiyath, tughluq, 1325, delhi, with, batter, batter, frame, used, guide, cons. In architecture batter is a receding slope of a wall structure or earthwork 2 A wall sloping in the opposite direction is said to overhang 3 When used in fortifications it may be called a talus Tomb of Ghiyath al Din Tughluq d 1325 Delhi with a batter of 25 1 A batter frame is used to guide the construction of a battered dry stone wall The term is used with buildings and non building structures to identify when a wall or element is intentionally built with an inward slope A battered corner is an architectural feature using batters A batter is sometimes used in foundations retaining walls dry stone walls dams lighthouses and fortifications Other terms that may be used to describe battered walls are tapered and flared Typically in a battered wall the taper provides a wide base to carry the weight of the wall above with the top gradually resulting in the thinnest part as to ease the weight of wall below 4 The batter angle is typically described as a ratio of the offset and height or a degree angle that is dependent on the building materials and application For example typical dry stone construction of retaining walls utilizes a 1 6 ratio that is for every 1 inch that the wall steps back it increases 6 inches in height 5 Contents 1 Historical uses 2 Regional examples 2 1 Asia 2 2 Middle East 2 3 New World 3 Gallery 4 ReferencesHistorical uses Edit Ancient Egyptian pylons were often battered Walls may be battered to provide structural strength or for decorative reasons In military architecture they made walls harder to undermine or tunnel and provided some defense against artillery especially early siege engine projectiles and cannon where the energy of the projectile might be largely deflected on the same principle as modern sloped armor Siege towers could not be pushed next to the top of a strongly battered wall Types of fortification using batters included the talus and glacis Regional examples EditAsia Edit Architectural styles that often include battered walls as a stylistic feature include Indo Islamic architecture where it was used in many tombs and some mosques as well as many forts in India Tughlaqabad Fort in Delhi is a good example built by Ghiyath al Din Tughluq whose tomb opposite the fort illustrated above also has a strong batter In Hindu temple architecture the walls of the large Gopurams of South India are usually battered often with a slight concave curve In the Himalayan region battered walls are one of the typifying characteristics of traditional Tibetan architecture With minimal foreign influence over the centuries the region s use of battered walls are considered to be an indigenous creation and part of Tibet s vernacular architecture This style of batter wall architecture was the preferred style of construction for much of Inner Asia and has been used from Nepal to Siberia The 13 story Potala Palace in Lhasa is one of the best known examples of this style and was named a UNESCO World Heritage Site in 1994 6 Middle East Edit Battered walls are a common architectural feature found in Ancient Egyptian architecture Usually constructed from mud brick for residential applications limestone sandstone or granite was used mainly in the construction of temples and tombs 7 In terms of monumental architecture the Giza pyramid complex in Cairo utilized different grades of battered walls to achieve great heights with relative stability The Pyramid of Djoser is an archeological remain in the Saqqara necropolis northwest of the city of Memphis that is a quintessential example of battered walls used in sequence to produce a step pyramid New World Edit In the Americas battered walls are seen as a fairly common aspect of Mission style architecture where Spanish design was hybridized with Native American adobe building techniques As exemplified by the San Estevan del Rey Mission Church in Acoma New Mexico c 1629 42 the heights desired by Spanish Catholic Mission design was achieved through battering adobe bricks to achieve structural stability 4 Gallery Edit The Krak des Chevaliers in Syria with a tall and clearly defined talus Batter describes the intentional inclination of these pilings Battered buttresses reinforce this wall San Esteban Del Rey Mission Church Acoma New Mexico Potala Palace Tibet UNESCO World Heritage Site References Edit Blair Sheila and Bloom Jonathan M The Art and Architecture of Islam 1250 1800 p 154 1995 Yale University Press Pelican History of Art ISBN 0300064659 Batter v 2 def 1 and 2 and Batter n 2 Oxford English Dictionary Second Edition on CD ROM v 4 0 c Oxford University Press 2009 Whitney William Dwight Batter 2 The Century Dictionary New York Century 1889 476 77 Print a b Gelernter Mark 1999 A History of American Architecture Buildings in Their Cultural and Technological Context Lebanon New Hampshire University Press of New England ISBN 1584651369 Building Dry Stone Retaining Walls National Center for Preservation Technology and Training National Park Service Retrieved 12 December 2018 Tibetan Vernacular Architecture Tibet Heritage Fund Retrieved 12 December 2018 Blakemore R G 1996 History of Interior Design and Furniture From Ancient Egypt to Nineteenth Century Europe Hoboken New Jersey John Wiley and Sons p 107 ISBN 0471464333 Retrieved from https en wikipedia org w index php title Batter walls amp oldid 1104889628, wikipedia, wiki, book, books, library,

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