Building construction and superintendence, by F.E. Kidder ... (1896)
Kidder, Frank E. (Frank Eugene), 1859-1905 · New York, W.T. Comstock · leaf 95
ressed square ; they should be set in a full bed of Portland cementmortar, and the top joint also filled with mortar and brought to abearing with steel wedges. If granite posts are not available good flat stone or hard brick laidin cement mortar may be used instead, wedging up under the oldwall… … Jack- screw rNeuu Footing Fig. 54. ging, with a full bed of cement mortar, may be placed under them,and the wedges driven under the flagging so as to bring the latterhard up under the old work. The portions of wall between thesesections should then be underpinned in the same way and the shoresmoved…
Building
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