58 Langley Grove Sandridge Hertfordshire AL4 9DXReference5/2025/2225Local authoritySt AlbansAddress58 Langley Grove Sandridge Hertfordshire AL4 9DXProposalCertificate of Lawfulness (proposed) - Proposed loft conversion with rear flat roofed dormer and rooflights to the front elevation at 58 Langley Grove Sandridge Hertfordshire AL4 9DXStatusApprovedDecision date2026-03-11More planning applications in St Albans