App Description Rectangle on opposite sides of the rectangle, two-sided retaining plate pit volume \(V=A \cdot (B+KH)H\) A, B——Two...

App Description Rectangular three-sided support, one side slope pit volume \(V=A \cdot B \cdot H+ \frac {1}{2}B \cdot KH^2\) A, B—...

App Description Calculation formula for the volume of excavation, grading and no working face: \(V=L(A+KH)H\) In the formula: V——...

App description Calculation formula for excavation trench, no working face, single slope (retaining slope) \(V=L \cdot (A+ \frac {...

App Description Calculation formula for digging trench, no grading, no working face volume: \(V=L \cdot A \cdot H\) A—pit width H-...