Wood Pavement; Its Origin and Progress by Alex B Blackie
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Author: Alex B Blackie
Number of Pages: 30 pages
Published Date: 21 May 2012
Publisher: Not Avail
Publication Country: United States
Language: English
ISBN: 9781236347893
File Name: Wood.Pavement;.Its.Origin.and.Progress.pdf
Download Link: Wood Pavement; Its Origin and Progress
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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1843 Excerpt: ... deranged or required any reparation, until it was rendered necessary by parts of it having been taken up for the repairs and laying of gas and water pipes underneath, and in some instances at the desire of the Paving Committees, in order to examine the state of the blocks as to decay, the result of which was in all cases highly satisfactory. Setting aside the important difference of first cost, it is undeniable that a piece of the Metropolitan Company's pavement, once removed to make way for gas or water-pipes, can never again be laid down as it was originally placed; that is to say, the fastenings or dowelling must be partially destroyed before any part of the pavement crust can be lifted; and even with this disadvantage, the expense and trouble of removing and relaying it are very great. The hexagons, on the contrary, can be lifted singly with the greatest facility, and rapidly replaced, at a trifling cost. The whole matter is in a nut-shell. On the one hand, we have a very expensive pavement, very troublesome to manage, and violating in its construction the simplest rules of mechanics; on the other, we have a much cheaper one, manageable with ease and economy, and conforming in its construction to those undeniable principles on which depend the attainment of every object contemplated by its adoption; and then we are seriously asked which is the best? The question is a manifest absurdity." One or two of the early attempts of Mr. Stead having been partially (as is almost invariably the case on a first attempt, with every new invention) less successful, from various causes, are still held over his head as striking generally at his system. We now, for the first time, will explain the reasons: --The Old Bailey pavement was laid down without any preparati...
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