Pontoon bridge transport soldiers and artillery across rivers in the South. In 1872 at a military review before Queen Victoria, a pontoon bridge was thrown across the River Thames at Windsor, Berkshire, where the river was wide. The bridge, comprising 15 pontoons held by 14 anchors, was completed in 22 minutes and then used to move five battalions of troops across the river. It was removed in 34 minutes the next day. The British Blanshard Pontoon stayed in British use until the late 1870s, when it was replaced by the "Blood Pontoon". The Blood Pontoon returned to the open boat system, which
Junk raft 28 August 2008. On the way, they gave valuable water to record-holding ocean rower Roz Savage, also on an environmental awareness voyage, when her supplies dwindled. The construction of the JUNK Raft began in April 2008 and was finished the following month. The huge undertaking of constructing a seaworthy raft from "junk" was aided by volunteers from the environmental education programs of: Bell Elementary, Green Ambassadors, Muse Elementary, Santa Monica High School, and Westbridge School for Girls. The volunteers lent a hand by cleaning bottles, fastening bottle caps, and stuffing them into the recycled fisherman's net pontoon forms.<ref name="junkraft.blogspot.com/2008/04"></ref> Junk