Dictionary of Moisture Protection & Restoration

Ex. = Estrados In. = Intrados K. = Keystone S. = Springers V. = Voussoirs

Arch = A construction that spans an opening; usually curved; often consists of wedge-shaped blocks ( voussoirs ) having their narrower ends toward the opening. Arches vary in shape, from those that have little or no curvature to those that are acutely pointed. Types = Acute, anse de panier, arriere voussure, back, basket-handle, bell, blind, camber, catenary, cinquefoil, compound, cusped, diminished, discharging, Dutch, elliptical, equilateral, flat, Florentine, foil, French, garden, gauge, Gothic, horseshoe, inverted, jack, keel, keystone, lancet, Mayan, memorial, miter, Moorish, ogee, pointed, Queen Anne, raking, rampant, rear, relieving, round, rowlock, safety, sconcheon, secondary, segmental, semicircular, semielliptical, shouldered, skew, straight, three-centered, transverse, trefoil, triangular, triumphal, Tudor, and two-centered arches.

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