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Open CalculatorAvailable Templates
PE Hydraulics Equations Template
Complete hydraulics formula spreadsheet for PE Civil and Environmental exams.
- Manning's Equation (SI + US)
- Hazen-Williams Head Loss
- Darcy-Weisbach with Moody
- Orifice & Weir Flow
Pump Sizing Calculator
Complete pump head and power calculations with system curve analysis.
- Total Dynamic Head (TDH)
- Friction & Minor Losses
- Pump Horsepower
- NPSH Available
Wastewater Treatment Calculator
Essential wastewater equations for PE Environmental exam.
- BOD/COD Kinetics
- Detention Time & Loading
- Activated Sludge (F/M, SRT)
- Disinfection CT
Structural Analysis Template
Beam, column, and connection design calculations.
- Moment & Deflection
- Column Buckling
- Concrete Design
- Load Combinations
PE Equation Cheat Sheet
Quick reference for all PE exam disciplines with key formulas and constants.
- 450+ Equations
- Key Constants
- Unit Conversions
- Common Mistakes
Electrical Power Calculator
Power system calculations for PE Electrical exam.
- Transformer Analysis
- Voltage Drop
- Power Factor Correction
- Three-Phase Power
How to Use Our Calculator for Excel Formulas
Our online calculator provides more than just answers - it shows you the Excel formula for every calculation:
- Select an equation from the sidebar
- Enter your cell references (e.g., A1, B2) instead of values
- Copy the Excel formula shown below the inputs
- Paste into your spreadsheet for reusable calculations
This approach gives you custom Excel formulas tailored to your specific spreadsheet layout.