Tables for determining the cubical content of earthwork, in the construction of railways and common roads |
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20 Feet BASE 20 feet column 30 Feet SLOPES B+HS B+HS)² bankment BASE 1 Foot BASE 30 Feet BASE BASE 20 BASE BASE BASE BASE OF CUTTING Base or Sum breadth of base breadth of roadway centre line content in cube core cross section cube yards CUTTING IN FEET cutting or embankment depth of cutting difference dimensions end heights entered Feet 6 Feet feet 6 inches Feet BASE 30 Feet SLOPES 25 Feet SLOPES Heights fifth column Find the Tabular Foot BASE 20 Foot BASE BASE formula frustum gives a result ground and side ground slope height of cutting Height Tabular Number Irish acres length 100 feet longitudinal section multiplied by one-third Number for 30 Number Heights Number Opposite 40 feet Plate Prismoid quantity of cutting road rule side slopes SLOPES Heights Ft SLOPES OF GROUND Sum of Tabular tabular number corresponding Tabular Number Height TRANSVERSE SLOPES
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Page 33 - RULE.* To the sum of the areas of the two ends add four times the area of a section parallel to and equally distant from both ends, and this last sum multiplied by £ of the height will give the solidity.