The development of building estates : a practical handbook for the use of surveyors, agents, landowners, and others interested in the development, management, equipment administration, or realization of building estates (1910)
Bright, Tom · London : B. T. Batsford · leaf 213
less than 45°, and so as to leavethe joint absolutely water-tight. The weakest partof this joint is in the lower portion of the pipes, whichis concealed. To make a thoroughly good jointthe spigot requires to be raised slightly, and, afterbeing carefully adjusted, to be packed with cement.The… … Fig. 9. at a lower level than the invert at the socket end,as indicated in the accompanying diagram (Fig. 9),the joint may be water-tight, but the defect will,nevertheless, give rise to the formation of an ob-structive ledge which will arrest the flow of solids,especiall}^ if the gradient is…
City planning · Housing
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