 Although the pump worked well, there were protracted arguments over a set of spanners which had been invoiced as an "extra".The Commissioners had employed teams of gaulters throughout the 19th and early 20th century, who got their name from the use of an impervious type of clay called gault, which was obtained from Roswell Pits at Ely, and used to repair the banks of the rivers and the cross dyke.The teams consisted of three men, who managed a train of five boats between them, each capable of holding 8 tons of gault.