A treatise on architecture and building construction . ;^:,^.;;,3ff,ii5:«< Fig. 24. 57. The stonework of many public and office buildingshave rustic quoins and base or band courses, as shown inFig. 25, where a indicates the quoins, having a 1-inch bevel,. Fig. 25. 30 MASONRY. 8 or chamfer, at the joints; d, the plain, rubbed, or tooledstones forming the face of the wall; c, the rustic bandcourse, having a 1^-inch chamfer cut on it, so as to projectbeyond the quoins; and d, the stone or brick backing. Thismethod of construction is very expensive, owing to thegreat amount of dressing req
A treatise on architecture and building construction . ;^:,^.;;,3ff,ii5:«< Fig. 24. 57. The stonework of many public and office buildingshave rustic quoins and base or band courses, as shown inFig. 25, where a indicates the quoins, having a 1-inch bevel,. Fig. 25. 30 MASONRY. 8 or chamfer, at the joints; d, the plain, rubbed, or tooledstones forming the face of the wall; c, the rustic bandcourse, having a 1^-inch chamfer cut on it, so as to projectbeyond the quoins; and d, the stone or brick backing. Thismethod of construction is very expensive, owing to thegreat amount of dressing required. 5S, Broken Aslilar.—It is often found that stones ofuniform size cannot be cheaply obtained, in which case,irregular sizes luay be used, forming what is termed brokenashlar; by careful workmanship, a coursed effect may beproduced with nearly continuous horizontal joints. Prob-ably the great majority of stone buildings consists of thisclass of masonry. It generally takes a longer time to buildbroken ashlar than coursed work, and hence it is morecostly, owing to the increased amount of labor required to
Size: 1899px × 1316px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bo, bookcentury1800, booksubjectarchitecture, booksubjectbuilding
