A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 543
ical, should be allowedon both sides of the trenches. If the latter are of consider-able depth, it is sometimes necessary to curb or shore up thesides, in which case an allowance should be made in the esti-mate for the lumber required. If piles are required, figure them at so much per linealfoot,… … Fig. 1.regular; but when the outlines are very irregular and broken,the easiest method to calculate the excavation is to dividethe plan into geometrical figures which are easy to compute,and calculate the area of each one separately. These areasbeing added, and their sum multiplied by the depth of…
Architecture · Building
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