This Part of BS 6579 specifies requirements for the components to be used in the construction of the tensioned rectangular hollow secion beam (100 mm × 100 mm) safety fence, type TRHS1, supported on Z posts. Requirements are given for materials, dimensions, protective finishes and identification.
This Part of BS 6579 does not cover erection and tensioning of the assembled fence (see clause 0).
This Part of BS 6579 does not the use of rectangular hollow section beam (100 mm × 100 mm) safety fence for radii less than 120 m.