Weta Trimaran with the largest fleets in France and the USA. Its sails were manufactured by Dutch windsurfing sail-maker Gaastra. The design evolved over time: In 2014 the new 2015 Weta was announced. Structural and cosmetic improvements include: In September 2014 the first of the new '2015 Weta' build were shipped to customers in the US. In April 2017, Weta announced the availability of a redesigned and bi-radial cut 9.3SqM square top mainsail and a 12 kg lighter foam-core boat. 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
Pontoon bridge fight against the Stedingers. Imperial Mongol troops constructed a pontoon bridge at the Battle of Mohi in 1241 to outflank the Hungarian army. The French army of King Louis IX of France crossed the Charente river on multiple pontoon bridges during the Battle of Taillebourg on 21 July 1242. Louis IX had a pontoon bridge built across the Nile to provide unimpeded access to troops and supplies in early March 1250 during the Seventh Crusade. A Florentine army erected a pontoon bridge across the Arno river during the Siege of Pisa in 1406. The English army of John Talbot, 1st