Terrestrial Lidar Scanning

A TERRESTRIAL LIDAR SCAN PROVIDES THE ABILITY TO DIGITALLY REVISIT THE SITE ANYTIME USING A COMBINATION OF PHOTOGRAPHIC IMAGERY AND A 3D POINT CLOUD

Ground Penetrating Radar (GPR)

GROUND PENETRATING RADAR (GPR) IS HIGHLY EFFECTIVE IN DETECTING DENSITY DIFFERENTIALS BETWEEN BOTH STRUCTURAL AND NATURAL LAYERS

Global Navigation Satellite System (GNSS)

GPS and GLONASS enabled survey grade instrumentation with Precise Positioning software to allow us to establish and survey with centimeter level accuracy anywhere in the North

Bathymetric Surveys

DUAL FREQUENCY BATHYMETRIC SURVEY DATA IMPROVES ACCURACY AND REDUNDANCY WHEN COLLECTING WATER DEPTH MEASUREMENTS.

Incorporated in the Northwest Territories in 1996, Ollerhead & Associates Ltd. is a 100% Northern owned and operated firm of Canada Lands Surveyors and Engineers.