Surveying Services

NCL has successfully performed thousands of miles of Close-Interval Surveying through urban, suburban and rural areas. Pipeline ECDA Surveys, Close-Interval Survey (CIS), Linear Polarization Resistance Testing (LPR), Depth Of Cover Survey (DOC), Pipeline Leak Detection Surveys, DC Voltage Gradient Surveys (DCVG), AC Voltage Gradient Surveys (ACVG).