Hydraulics and Waterworks Calc 4+

Hydraulics Calculator

The Hydraulics Calculator offers 94 calculators and converters to simplify and streamline your hydraulics, waterworks, and civil engineering calculations. Whether you’re working with metric or imperial units, this app provides quick and accurate solutions for a wide range of parameters.

General Hydraulics
• Capillary Rise
• Viscosity / Kinematic Viscosity
• Hydrostatic Pressure
• Pressure Head / Velocity Head / True Velocity Head
• Specific Energy Head / Head Loss (Bernoulli Equation)
• Total Energy (Elemental Volume of Fluid)
• Total Head of Flowing Fluid
• Average Velocity of Flow
• Summation of Forces (X direction)

Dimensionless Numbers
• Froude Number
• Reynolds Number
• Weber Number

Friction Losses
• Head Loss due to Friction (General / Darcy-Weisbach Formula)
• Chezy Velocity / Chezy Coefficient
• Manning Flow Velocity (including pipe diameter)
• Flow Rate, Head Loss, and Pipe Diameter (Manning Formula)
• Hazen-Williams Flow Velocity and Friction Loss Calculations

Pipe Flow and Fittings
• Head Loss across Pipe Diameter Changes (Enlargement/Contraction)
• Brightmore Equation for Pipe Contractions
• Head Loss from Pipe Fittings
• Loss Coefficient

Orifice and Fluid Flow
• Orifice Flow Rate / Coefficient of Contraction
• Initial Velocity of Fluid Jets
• Gage Pressure in Conical Tubes
• Wave Velocity in Pipes (Water Hammer)
• Pipe Material Stress
• Section Factor

Hydraulic Jumps
• Force, Momentum Change, and Head Loss

Temperature Effects on Pipes
• Stress and Length Movement due to Temperature

Culverts and Channels
• Elevation Differences (Headwater & Tailwater)
• Velocity and Flow Rates in Culverts (Submerged/Unsubmerged Conditions)
• Open Channel Flow Calculations for Rectangular, Triangular, Parabolic, and Trapezoidal Channels

Circular Channels
• Cross-Sectional Area, Critical Depth, Top Width, and Flow Rate

Weirs
• Flow Rate Calculations for Rectangular, Triangular, Trapezoidal, and Broad Crested Weirs

Sediment and Water Movement
• Sediment Transport (Schoklitsch Formula)
• Evaporation Rate (Meyer Equation)
• Wind Factor

Rainfall and Groundwater
• Peak Discharge (Rational Formula)
• Rainfall Intensity (Steel Formula)
• Groundwater Flow (Darcy’s Law)

Specialized Calculations
• Fire Demand Rate
• Gravity and Artesian Well Flow Rates
• Economic Pipe Diameter
• Venturi Flow Meter Calculations
• Power from Water Flow