SMI Global/NGARDA DATE April 2014 – Sept 2014 REFERENCE Sandy Smith West Angelas – Rio Tinto Provide Surveying services for Culverts, Drains, Earthworks Pads and Grader Machine Control. (Trimble and Topcon) Produce plans, calculate volumes and areas for reporting and claims. By dsmith_wp_admin|2023-08-14T06:28:30+00:00September 1st, 2014|Rio Tinto|0 Comments