Campaigners have hit out at plans to build more homes next to a former colliery where developers have already got permission for 165. Some argue people in the area already have six-week waits for doctor appointments, and claim the outskirts of Deal will be unable to cope with more development. Redrow Homes Ltd wants to use land adjoining the former Betteshanger Colliery, having gained planning permission for the main mass last year. It argues it will now build fewer homes than previously allowed as Dover District Council (DDC) originally gave the nod for up to 210 homes under outline plans. De…