The water company said the dry ground caused pipes to shift and crack.
The chief fire officer says sprinklers are like "having a firefighter in every room in your home".
Firefighters who fought the church blaze say they were "honoured" to attend its reopening service.
Find out your team's fixtures in the Championship, League One and League Two during the 2017-18 season.
Nye Newman was climbing outside two moving train carriages when he hit his head in the Paris Metro.
David Gray appeared in court charged with Carl Scott's murder after his body was found in March.
The new trains will start to come into service from mid 2019.
Matthew Sargant's passenger faces the rest of his life in a wheelchair, police say.