March 2011, Vol. 238 No. 3

TechNotes

Company Says It Is Going Green With New Self-propelled Caliper Tractor

At its commercial debut in the Italian city of Udine, the Self Propelled Caliper Tractor (SPC Tractor) developed by Analytic Pipe demonstrated its strengths in inline inspection. Excellent caliper data was produced on a 12.5-km section of a 42-inch pipeline. The high quality of the results is based on, among other things, the constant operating speed secured through the SPC’s autonomous operation. During test runs the SPC also showed that it is as robust as it is precise. This self-automated caliper doesn’t require pumps or compressors. Rather, it runs through the pipeline under its own power at a constant speed. It can be used in pipes from 30-inch diameter. The

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