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this was impractical. The structure would be built round a post acting as a datum, and each course of stonework would be set at a distance from the datum.
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would be used. Shaping could be done by eye, perhaps with the help of a template, then
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in their correct relative positions. A simple centring without a truss is called a
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243:"Centering 2, Centring 2" def. 1. Whitney, William Dwight, and Benjamin E. Smith.
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279:"Center 2, Centre 2" def. 1. Whitney, William Dwight, and Benjamin E. Smith.
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is inserted an arch has no strength and needs the centring to keep the
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A simple arch centre suitable for single skin brickwork.
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laid against it. On larger works like a 19th-century
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257:Courtenay, Lynn T. (2003). "Centering".
176:Centring of trusses, not common centring
55:are laid during construction. Until the
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148:A centre for a flat segmental arch.
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328:architectural element
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225:"Centre" def. 13.
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160:The centring for a
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200:References
61:voussoirs
45:falsework
37:centering
57:keystone
29:Centring
123:Gallery
111:pottery
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107:bricks
103:stones
99:mortar
84:Norman
41:center
33:centre
326:This
82:in a
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39:, or
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192:kiln
114:kiln
96:lime
92:sand
88:clay
80:flue
76:dome
72:wood
49:arch
263:doi
105:or
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