Geotechnical Engineering Calculators
Professional Tools for Soil Analysis, Foundation Design, and Ground Engineering
Explore CalculatorsAdvanced Soil Mechanics Tools
Simplify complex geotechnical calculations with our free online tools
Geotechnical engineering requires precise soil analysis and foundation design calculations to ensure the safety and stability of structures. Our comprehensive suite of geotechnical engineering calculators provides accurate results for soil bearing capacity, settlement analysis, slope stability, and other critical soil mechanics applications.
Whether you’re a professional geotechnical engineer, civil engineer, construction manager, or engineering student, these free online calculators will help you save time, reduce errors, and improve your design workflow. All calculators follow industry standards and geotechnical engineering principles to ensure reliable results for your projects.
Geotechnical Engineering Calculators
Comprehensive tools for every soil mechanics and foundation engineering application
Soil Bearing Capacity Calculator
Calculate ultimate and allowable bearing capacity of soils using various methods including Terzaghi, Meyerhof, Hansen, and Vesic equations.
Use CalculatorSettlement Analysis Calculator
Determine immediate and consolidation settlement of foundations on various soil types based on soil properties and loading conditions.
Use CalculatorSlope Stability Calculator
Analyze the stability of natural and man-made slopes using methods such as Bishop’s simplified method, Janbu’s method, and Fellenius method.
Use CalculatorEarth Pressure Calculator
Calculate active, passive, and at-rest earth pressures on retaining structures using Rankine, Coulomb, and other theories.
Use CalculatorPile Capacity Calculator
Determine the axial capacity of piles in various soil conditions using static analysis methods, including skin friction and end bearing components.
Use CalculatorFoundation Settlement Calculator
Calculate the settlement of shallow foundations including immediate, primary consolidation, and secondary compression settlement components.
Use CalculatorPermeability Calculator
Determine soil permeability coefficient using various methods including constant head and falling head permeability tests.
Use CalculatorCompaction Test Calculator
Calculate maximum dry density and optimum moisture content from standard and modified Proctor test data for soil compaction control.
Use CalculatorShear Strength Calculator
Determine soil shear strength parameters (cohesion and friction angle) from direct shear test, triaxial test, and other laboratory test data.
Use CalculatorLiquefaction Potential Calculator
Assess the liquefaction potential of soils during earthquakes using simplified procedures based on SPT, CPT, or shear wave velocity data.
Use CalculatorRetaining Wall Stability Calculator
Analyze the stability of retaining walls against overturning, sliding, and bearing capacity failure under various soil and loading conditions.
Use CalculatorSoil Consolidation Calculator
Calculate consolidation parameters including compression index, coefficient of consolidation, and time rate of settlement from oedometer test data.
Use CalculatorCalifornia Bearing Ratio (CBR) Calculator
Determine the California Bearing Ratio (CBR) value for soil subgrade strength evaluation in pavement design applications.
Use CalculatorStandard Penetration Test (SPT) Correction Calculator
Apply corrections to field SPT N-values for overburden pressure, energy ratio, borehole diameter, rod length, and sampling method.
Use CalculatorGroundwater Seepage Calculator
Calculate seepage flow rates, hydraulic gradients, and pore water pressures for various groundwater flow conditions using flow nets and analytical methods.
Use CalculatorSoil Modulus of Elasticity Calculator
Estimate the elastic modulus of soils from various field and laboratory test data for use in deformation analysis and foundation design.
Use CalculatorLateral Earth Pressure Coefficient Calculator
Calculate active, passive, and at-rest earth pressure coefficients based on soil friction angle and wall-soil interface properties.
Use CalculatorSoil Friction Angle Calculator
Determine the internal friction angle of soils from various laboratory tests including direct shear, triaxial, and simple shear tests.
Use CalculatorVoid Ratio Calculator
Calculate soil void ratio, porosity, degree of saturation, and related phase relationships from basic soil properties and test data.
Use CalculatorUnit Weight of Soil Calculator
Determine dry, moist, saturated, and buoyant unit weights of soils from basic soil properties including specific gravity and water content.
Use CalculatorWhy Use Our Geotechnical Engineering Calculators?
Designed by geotechnical engineers for geotechnical engineers
Accuracy & Reliability
All calculators follow industry standards and geotechnical engineering principles, ensuring precise results for your soil mechanics and foundation design projects.
Time-Saving
Reduce calculation time from hours to minutes, allowing you to focus on geotechnical analysis, interpretation, and design optimization.
Code Compliant
Built to comply with international standards including ASTM, AASHTO, Eurocode 7, and other relevant geotechnical engineering codes.
Accessible Anywhere
Access all calculators on any device, from desktop computers to smartphones and tablets, in the office or at the construction site.
How It Works
Get results in just a few simple steps
Select Calculator
Choose the appropriate calculator from our comprehensive geotechnical engineering collection.
Input Parameters
Enter your soil properties, test data, and project-specific values with appropriate units of measurement.
Calculate Results
Get instant, accurate calculations based on established soil mechanics and geotechnical engineering principles.
Export & Apply
Download results in various formats and apply them to your geotechnical engineering projects and reports.
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