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Rayleigh Wave Phase Velocity Dispersion (MASW / SASW) Calculator

Easily calculate and compute rayleigh wave phase velocity dispersion (masw / sasw) calculator with accurate equations, live formulas, and expert guidance.

Shear wave velocity of shallow soil mantle.

Depth of the upper soil stratum before bedrock/stiffer layer.

Shear wave velocity of underlying engineering bedrock.

Bulk soil Poisson ratio (typically 0.25 to 0.45).

Surface wave frequency recorded along geophone array.

Calculated Result
256.3 m/s

Rayleigh Phase Velocity (V_R)

Rayleigh Phase Velocity (V_R)

256.3 m/s

Rayleigh Phase Velocity M Per S

256.3

Apparent Wavelength Meters

17.1

Effective Exploration Depth Meters

6.8

Shallow Fundamental Vr1 M Per S

167.8

256.3 — m/s

Calculation Breakdown

  1. Applied FormulaModels fundamental-mode Rayleigh wave phase velocity dispersion in two-layer geotechnical profiles for Multichannel Analysis of Surface Waves (MASW) and Spectral Analysis (SASW).V_R \approx V_s \frac{0.87 + 1.12\nu}{1 + \nu}, \quad \lambda_R = \frac{V_R(f)}{f}

Rayleigh Dispersion MASW Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.064128192256Rayleigh Phase Velocity (V_R)

What Is the Rayleigh Wave Phase Velocity Dispersion (MASW / SASW) Calculator?

This tool computes rayleigh wave phase velocity dispersion (masw / sasw) calculator with high precision arithmetic.

How Does the Rayleigh Wave Phase Velocity Dispersion (MASW / SASW) Calculator Work?

Models fundamental-mode Rayleigh wave phase velocity dispersion in two-layer geotechnical profiles for Multichannel Analysis of Surface Waves (MASW) and Spectral Analysis (SASW).

Rayleigh Wave Phase Velocity Dispersion (MASW / SASW) Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

VR≈Vs0.87+1.12ν1+ν,λR=VR(f)fV_R \approx V_s \frac{0.87 + 1.12\nu}{1 + \nu}, \quad \lambda_R = \frac{V_R(f)}{f}

Models fundamental-mode Rayleigh wave phase velocity dispersion in two-layer geotechnical profiles for Multichannel Analysis of Surface Waves (MASW) and Spectral Analysis (SASW).

How to Use the Rayleigh Wave Phase Velocity Dispersion (MASW / SASW) Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Rayleigh Wave Phase Velocity Dispersion (MASW / SASW) Calculator Example

Input Values:

shearWaveVelocityLayer1:180
layer1ThicknessMeters:5
shearWaveVelocitySubstrate:450
poissonRatio:0.33
waveFrequencyHz:15
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required m/s.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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