The Structural Engineer > Archive > Volume 28 (1950) > Issues > Issue 7 > Thickness of Manhole Walls
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Thickness of Manhole Walls

Manholes are constructed on sewers, at all changes of direction, gradient, and size, and in the case of small sewers, say 18 in. diameter and under, at intervals of not more than 360 ft. James Duff

Author(s): Duff, James

Keywords: thickness;manholes;underground structures;walls;sewers;design;shafts