Easy Rules for the Measurement of Earthworks: By Means of the Prismoidal Formula

altitude apply AREAS FOR 100 Arithmetical Mean base calculations centre hight centre line Chapter common length correct cross section cross-sections cubature Cubic Feet cubic yards Deduct Grade Prism diagram diedral angle dimensions double area earthwork solid end areas engineers equalizing line Equivalent Level Hights example FEET IN LENGTH figure frustum Geom Geometrical Geometrical Mean gives grade triangle ground line ground surface hights and widths horizontal Hutton's General Rule Hutton's Rule illustration initial prismoids intersection of slopes irregular John Macneill KLMN mensuration mid-section multiplied odd numbers ordinates parallel plane pris Prismoid of Earthwork Prismoidal Formula Prismoidal Mean Area Pyramid railroad cut rectangles rectangular prismoid regular stations Rhomboidal Wedge right section Roots and Squares side slopes side-slopes Simpson's Rule square roots Squares of Sums superposed wedge suppose Surf.-slope Table Tabulated tion trapezium trapezoidal triangular prism triangular prismoids usually vertical volume YARDS TO MEAN zoids