As part of the regeneration of the Colville Estate in Hackney London, Agility Alliance (a Joint Venture of J. Murphy & Sons Limited and Morrison Utility Services Limited.) is contracted to divert an existing 36 inch Cast Iron water main, which is running through the area to be developed. The main is being diverted in two roads, in the carriageway under full road closures. The diverted section of main has been specified to be 900mm Ductile Iron – Bolted Restrained Joint `Ve type`. The junction of the two roads, which is approx. 90 degrees to each other, required an equally restrained solution, Nova Siria End Restraint 45 degree bends were specified.