Muswell Hill sits within the Muswell Hill Conservation Area, one of Haringey's largest. The area is characterised by Edwardian and late-Victorian housing in consistent terrace rows, and the conservation area appraisal is explicit about the importance of maintaining the rhythmic character of the streetscape.
The side extension was at basement level only — the terraced row has no side space at ground level. The loft conversion was a rear dormer, set 200mm from the party wall on each side. The combined application was submitted as a single householder application, which is more efficient than sequential applications.
Haringey officers raised one pre-decision query about the basement extension's impact on the neighbouring property's foundations. We provided a structural engineer's note confirming the pad foundations would be on a separate load path from the party wall — the query was resolved within 48 hours.
Determined in 12 weeks. Haringey is one of the slower boroughs for householder applications, but the 12-week turnaround was within the range the clients had budgeted for. The inspector approved the building regulations drawings within 3 weeks of the planning decision.
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