Weta Trimaran Weta Trimaran The Weta 4.4 Trimaran is a 4.4 metre (14 foot) sailing dinghy conceived and developed in New Zealand from 2001-2006 by Roger and Chris Kitchen and others with design by TC Design's Tim Clissold. The boat is constructed from fibre glass and carbon fibre, and is popular as a racing boat or for recreational sailing. It has added stability and righting moment from the trimaran amas or floats. The Weta Trimaran is recognized as one design class by Yachting New Zealand, the French Sailing Federation, and the Royal Yachting Association in the UK. In 2010 the Weta Trimaran
Pontoon bridge using a single 'o'. The U.S. military differentiated between the bridge itself ("ponton") and the floats used to provide buoyancy ("pontoon"). The original word was derived from Old French "ponton", from Latin "ponto" ("ferryboat"), from "pons" ("bridge"). When designing a pontoon bridge, the civil engineer must take into consideration the Archimedes' principle: Each pontoon can support a load equal to the mass of the water that it displaces. This load includes the mass of the bridge and the pontoon itself. If the maximum load of a bridge section is exceeded, one or more pontoons become submerged. Flexible connections have to