This specific ISBN edition is currently not available.View all copies of this ISBN edition:
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. 1841 Excerpt: ...add 3 fascines and £ bundle of pickets. 105. Thirdly, for an Elevated Sand Bag Battery. In a common merlon, or one-gun portion of the parapet, 101 sand bags will complete the solid, which measures 63 superficial feet; 99 sand bags for the back of the merlon, which measures about 62 superficial feet, and 224 for the cheeks of the embrasures, which measure each about 70 superficial feet, will complete the upper part of the parapet, making 424 in all. A demand of 430 per gun, which number is more easily remembered, will therefore be ample, especially as the cheeks of the embrasures need not be reveted throughout their whole extent. For the additional parapet, occasioned by each 6 feet traverse, which will measure 45 superficial feet, as well as for an extreme half-merlon, add 72 sand bags extra: and for each epaulment, add 40 sand bags. 106. Fourthly, of the Transport of the Materials. Having thus stated the quantity of materials necessary for each kind of revetment, noticing what proportion of each sort will be wanted for the solid, or lower part, and how much for the upper part of the parapet; and having in some of the preceding articles of this section, stated the number of reliefs of men, as well as the number of workmen in each relief, that will be required to complete the whole battery, it remainsfortheengineer uponservice to consider, whether the workmen employed in any relief, including those for the epaulments, will be able to carry as many reveting materials, as will be-wanted for the parapet, during the period, that they are to work; it being known, that in addition to tools, one man may carry his share of a fascine in the proportion of one-third, or at the utmost of one-half of the whole weight; or that he may carry 2 gabions, or 40 of the mos...
"synopsis" may belong to another edition of this title.
(No Available Copies)
If you know the book but cannot find it on AbeBooks, we can automatically search for it on your behalf as new inventory is added. If it is added to AbeBooks by one of our member booksellers, we will notify you!Create a Want