Extra for additional height in centering, shuttering where ever required with adequate bracing, propping etc., including cost of de-shuttering and decentering at all levels, over a height of 3.5 m, for every additional height of 1 metre or part thereof (Plan area to be measured).
5.11.1Suspended floors, roofs, landings, beams and balconies (Plan area to be measured)
Matches DSR 2023Vol 1, page 254