Procedure utilised to insert a new main inside the one being replaced using a winch to pull the pipe through.

As expected the new main is of a smaller diameter than the existing, however due to encrustion the main is often cleaned to allow trouble free insertion.

	Coiled pipe loaded on a pipe trailer. Picture shows 180mm P.E. main.
	Pipe inserted through 8" cast iron main.
	Pipe Pulled using 8 tonne winch.