Crustal Geo Technics India successfully carried out a comprehensive geotechnical investigation for the proposed bridge across Kelashi Creek on the Revas–Reddi Coastal Highway (MSH-4) at Kelshi, Ratnagiri. The investigation included detailed subsurface exploration, borehole drilling, soil and rock sampling, in-situ field testing, laboratory testing, and geotechnical evaluation. The findings provided critical engineering data for the safe and economical design of bridge foundations, ensuring compliance with project specifications and supporting the successful execution of this key coastal infrastructure project.