Variation of conditions 2 (Materials), 3 (Floor levels), 4 (Additional floor space), 5 (Fencing), 6 (Parking), 7 (Site operatives and visitors), 8 (Landscaping) and 9 (Noise) of planning permission CH/2008/0629/FA (Redevelopment of site to provide detached building comprising technical services centre, offices, internal plant and I.T facilities, together with detached substation, external plant enclosures, parking, fence surround, closure of three accesses and alterations to one access.)