Example engineering calculations
Worked, unit-aware calculation worksheets across structural, mechanical, electrical and more. Open any example into your own workspace to edit and reuse.
14 examples found
ASME B31.8 Pipe Wall Thickness Calculation
Calculating the minimum wall thickness of a pipe in accordance with ASME B31.8
Hydrostatic Force on a Retaining Wall
Resultant hydrostatic force and its line of action on a vertical wall retaining water.
Concrete Cylinder Compressive Stress
Compressive stress in a standard concrete test cylinder under load.
Rebar Tension Capacity
Yield tension capacity of reinforcing steel from its area and yield strength.
Shear Reinforcement Capacity
Shear carried by vertical stirrups in a reinforced-concrete beam.
Modular Ratio
Ratio of steel to concrete elastic moduli used in transformed-section analysis.
Road Gradient
Gradient (slope) of a road or pipe as a ratio of rise to run.
Earthwork Volume (Average End Area)
Earthwork volume between two cross-sections by the average-end-area method.
Stadia Distance
Horizontal distance from a stadia (tacheometric) staff reading.
Horizontal Curve Length
Arc length of a horizontal road or railway curve.
Tank Fill Time
Time to fill a tank from its volume and the inflow rate.
Water–Cement Ratio
Water–cement ratio of a concrete mix from the water and cement masses.
Brick Quantity for a Wall
Number of bricks needed to build a wall from the wall and brick face areas.
Rational Method Peak Runoff
Peak stormwater runoff from a catchment by the Rational Method.