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Multi-channel Analysis of Surface Waves - MASW Survey - Epitome Geotechnical The field of geophysics has witnessed a transformative evolution with the advent of innovative survey techniques. One such groundbreaking method gaining prominence is the MASW Survey (Multichannel Analysis of Surface Waves) survey. In this comprehensive exploration, we delve into the intricacies of MASW, its applications across diverse industries, the equipment involved, and its role in reshaping our understanding of subsurface characteristics.