Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 185
A … i •I • : t I t ^ v ■ { \ t 1 ^ ;« TS^ Fig. 61. Section of Open Caisson. the pier inside of the box, the weight of the pier lowering it until itreaches the bed prepared for it on the subsoil. The preparation ofthis bed involves the same difficulties and the same objections asthose already referred…
Architecture · Building
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