Hydrographic Archives

Hydrographic and Lidar Summer School Recap

June 25, 2019 Leave a comment

Hydrographic and Lidar Summer School Recap Written By: Daniel Mutton The first ever International Hydrography and LiDAR survey summer school (Ecole internationale d’été en levés hydrographiques et LiDAR) concluded June 7th ending two weeks of presentations and practical work designed to give both students of all levels and industry professionals an introduction to: hydrographic surveying with acoustic echosounders, the theory […]

Merging Terrestrial and Hydrographic Scanning

June 4, 2016 2 comments

Background Back in the late 1980’s John F. Sawyer saw the need for a surveying services company that could provide accurate hydrographic surveying and quantity calculations. Mr. Sawyer had a background in dredging and in 1989 Arc Surveying and Mapping (Arc) was born. The company is family – owned and operated with three brothers running the day – to – […]