2.9.3. Safety net: Where a safety net is installed, it must:1° be installed in accordance with the manufacturer’s instructions and so that, when used, the person who falls therein will not hit an obstacle under or above the net or be hit by an object;
2° be placed as close as possible vertically to the work surface and so as to prevent a free fall of more than 3 m;
3° be selected based on the environment in which it will be used so that it can resist damage that could be caused in particular by corrosion, welding or cutting operations, or weather-related conditions;
4° be free of all foreign matter;
5° have a notice indicating the manufacturer’s name or trademark, the serial number, the year of manufacture and the minimum resistance;
6° comply and be used in accordance with ANSI/ASSE Standard A10.11 Safety Requirements for Personnel and Debris Nets or standards NF EN 1263-1 Temporary Works Equipment - Safety Nets – Part 1: Safety Requirements, Test Methods and NF EN 1263-2 Safety Nets - Part 2: Safety Requirements for the Positioning Limits.