The Suphannahongse Barge (No.1) The existing Suphannahongse Royal Barge was remade in the reign of King Vajiravudh, Rama Vl, built by a naval architect, Korn Hongsakula. The barge has the figure of a golden swan carved and decorated on the bow. It is entirely gilded and decorated with mirror. The bottom of the barge is painted black on the outside, and red on the inside. It measures 44.90 metres in length, 317 metres in width, 0.90 metres in depth, with a draft of 0.91 metres, and a 3.50 metres power, manned by 50 rowers and two steersmen, with one flag-bearer, one signalman, and one boat-rowing song singer.