Technical Booklet D Structure·Page 90·4E.4
Minimum width of strip foundations
Provides minimum strip foundation widths based on subsoil type, condition, and total wall loading, subject to compliance with subsoil conditions and design provisions.
Provided that the conditions relating to the subsoil (paragraph 4E.1) and design provisions relating to the foundations (paragraph 4E.3) are observed, the type and condition of subsoil are known and the loading at the base of the wall is within acceptable limits, the widths of foundations given in Table 4E.1 may be used.
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