Production information of scaffolding board below, The normal size of scaffolding board 38/42*225/230*3960/5960mm; Material: 100% radiation pine. Glue: wbp, meiamine, mr. Moisture content: below 14% Thickness tolerance: +/- 1mm Width tolerance: +/-1mm Length toelrance: +/- 3mm Weight: under 270kg/square meter.