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5- 1-Marvin T. Serhan, CEM, " Remote Monitoring & Control Service Bureau; an end-to-end solution, Braddye Co., 2005 2- Leeds, Dr. J. M., "A Fresh Approach to CP and Coating Monitoring Overcomes the Limitations of Over the Line Surveys for Control of External Pipeline Corrosion," Pipeline Risk Assessment, Rehabilitation and Repair Conference Houston Texas, September 1992. 3-Anon, "Specification for the Inspection of the CP and Coating Quality on Buried Pipelines Using a Combined DC Voltage Gradient and Close Interval Potential Survey,". Available from DC Voltage Gradient Technology and Supply Ltd. 2 Bellwood, Westhoughton, Bolton, Lancashire. BL5 2RT UK. 4-Safan Co, "Environmental protection and cost savings with Automated Corrosion Monitoring", Rams Asia supplement, Sep. 2005