platu 25 class rules 2011

F.3.5Upper Spreader;Height ...................................................................... 7300 mm ... 7340 mmLength ........................................................................ 598 mmWEIGHTSThe assembled mast with all normal hardware in place including navigation lights andcables if permanently installed and instrument brackets below the lower point whenpermanently fastened, but without- Mast Step- Wind indicator- Antennas- Compass, instrument displays and associated cablesshall have a tip weight of minimum 16,5 kg.A lead corrector weight of maximum 2,5 kg to reach the tip weight may be added at anylocation on the mast above the upper limit mark provided that it is permanently fastened.The mast weight, including the tip corrector weight if present, shall not be less than 39 kg.An additional lead corrector weight to reach the min mast weight shall be added at theheight of the lower point, provided that it is permanently fastened.F.4 BOOMF.4.1F.4.3MATERIALSThe spar shall be of aluminiumDIMENSIONSminimum maximumBoom spar cross sectionVertical ........................................................................ 94 mmTransverse .................................................................. 67 mmExcept within 150 mm from each spar end theboom section shall be constantOuter limit mark width………………………………..20mmOuter point distance ……………………………………………3650mmF.5 SPINNAKER POLEF.5.1F.5.2F.5.3MATERIALSThe spinnaker pole shall be an aluminium untapered tube.DIMENSIONSminimum maximumSpinnaker pole spar diameter .......................................... 50 mmSpinnaker pole length............................................................... …......3300 mmLIMITATIONS(a) Only one set of spars and standing rigging shall be used during an event, except whenan item has been lost or damaged beyond repair.Platu 25 Class Rules 2011 19