Dr. Sanjay Rana

Airborne Geophysical Surveys: Mapping the Subsurface from the Sky

Posted on June 25, 2026
/Under Dr. Sanjay Rana

Dr. Sanjay Rana, PARSAN Overseas Pvt. Ltd. | Blog article draft Some of the most important questions in a major project sit hundreds of metres below ground and spread across hundreds of square kilometres. Where…continue reading →

Corridor Geophysics Packages for Alignment Risk Reduction

Posted on December 30, 2025
/Under Dr. Sanjay Rana

(An article to benefit NHAI EPC/HAM contractors, major design consultants, state PWD highway programs. By Dr Sanjay Rana, sanjay@parsan.biz) Linear infrastructure- highways, railways, metros, canals, transmission corridors, pipelines- fails or gets delayed for one core…continue reading →

Are You Still Using Traditional Surveys for PSPs? Here’s What You’re Missing

Posted on July 22, 2025
/Under Dr. Sanjay Rana

India’s energy future is riding on Pumped Storage Projects (PSPs). With over 47 GW of PSP capacity in the pipeline, precise and efficient site investigations are no longer optional, they're critical! But if your project…continue reading →

Harnessing AI and Machine Learning in Geophysical Investigations

Posted on November 28, 2024
/Under Dr. Sanjay Rana

Introduction Overview of Traditional Geophysical Methods in Infrastructure Investigation Geophysical investigations play a crucial role in subsurface investigations for various infrastructure projects such as roadways, bridges, tunnels, and buildings. Certain methods are also used to…continue reading →

Leveraging Geophysics for Sustainable Infrastructure Development

Posted on October 3, 2024
/Under Dr. Sanjay Rana

Introduction As the world grapples with the dual challenges of rapid urbanization and environmental degradation, the need for eco-friendly infrastructure has never been more urgent. Sustainable infrastructure refers to the design and construction of systems…continue reading →

ROLE OF GEOPHYSICAL INVESTIGATIONS IN ASSESSING AND ENSURING SLOPE STABILITY IN INFRASTRUCTURE PROJECTS

Posted on July 12, 2024
/Under Dr. Sanjay Rana

Dr. Sanjay Rana, Director, PARSAN sanjay@parsan.biz Abstract This paper explores the critical role of geophysical investigations in ensuring slope stability for infrastructure projects. It underscores the importance of these techniques in accurately assessing subsurface conditions…continue reading →