PART XI SCAFFOLDS, STAGES AND WORK PLATFORMS — Components of tube and coupler scaffold
189
(1) Where 48 millimetres outside diameter aluminium or steel tube components are used in a tube and coupler scaffold
189(a)
the spacing of standards shall not exceed 3 metres;
189(b)
standards shall be connected with ledgers and transoms at a vertical spacing not to exceed 2 metres; and
189(c)
transoms constructed from 48 millimetres outside diameter aluminium or steel tubing shall be limited to 1.2 metre bearing length.
189(2)
A tube and coupler scaffold system which does not comply with the requirements of subsection (1) shall be constructed in accordance with the design of a professional engineer.
Not legal advice. Verify the cited article against the signed agreement.