Surveying or land surveying is the technique, profession, and science of determining the terrestrial or three-dimensional position of points and the distances and angles between them. A land surveying professional is called a land surveyor. The main surveying instruments in use around the world are the theodolite, measuring tape, total station, 3D scanners, GPS/GNSS, level and rod. Most instruments screw onto a tripod when in use. Tape measures are often used for measurement of smaller distances. 3D scanners and various forms of aerial imagery are also used.
The M&T Company specializes in the areas of aircraft launch and recovery systems and avionics support equipment. Its core competencies include engineering, logistics, technical publications, program management and electronic manufacturing. The company is a part of CDI-Government Services, which is the government services sector of CDI Engineering Solutions, a division of CDI Corporation. CDI-Government Services provides ship design, naval and aviation engineering and professional consulting services to the Department of Defense, the Department of Homeland Security and the defense industry.
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