PIA-TS-108.1 LB/KG PULL TEST: DATE: RIGGER’S NAME AND CERTIFICATE NUMBER NOTE: This method uses either the corners of the box (above) or  the dots (below) as guides for the fabric clamps. LB/KG PULL TEST: DATE: RIGGER’S NAME AND CERTIFICATE NUMBER NOTE: Use only a rubber stamp and approved ink or a black Sharpie™ pen to mark the  areas to be tested. Do not use a ballpoint pen, pencils or similar items to mark the test area. This could result in damaging the fabric being tested. Examples of canopy markings  FIGURE 3 Page 6 of 8 A-21 Change 1 (December 2015)