Accurate hydrographic surveys form the backbone of every successful dredging and marine infrastructure project. Recently, our team at Topo India completed a comprehensive Pre-Dredging and Post-Dredging Hydrographic Survey for Garden Reach Shipbuilders & Engineers (GRSE) , covering two strategic jetties within their operational waterway. The objective was to map existing underwater conditions, guide dredging operations, and finally determine the exact volume of earth removed

Nestled amidst the majestic landscapes of Arunachal Pradesh, Yingkiong stands as a gateway to the formidable terrain of the Eastern...

WHAT IS THE ACCURACY OF AERIAL SURVEYS? For surveyors and engineers, the data that isn’t accurate isn’t just worthless, but it can be a...

Photogrammetry is the science of taking measurements from photographs. We can make photographic measurements using photos taken at ground...

LiDAR releases very fast pulses of light towards a target and then measures the amount of time it takes for that light to travel back. As...