Outline - Depth survey " sounding" is must prior to any constructions and structure projects at seashores and harbors - Collected database will be for ongoing maintenance and repair.   Task Application - Multi Beam Echo Sounder for depth "sounding" - Depth in 3 D image   Configuration   Equipment - Positioning Equipment : DGPS, Motion Sensor - Survey Equipment : Multi-Beam Echo Sounder - Diving Equipments   Output