50 York Street London W1H 1GD
Demolition and replacement of existing lower ground floor rear extension with lowered floor level and enlarged terrace above, infill of existing lower ground floor courtyard and creation of new courtyard at lower ground floor level, extend existing parapet along the first floor roof, partial infill of front lightwell, alterations to fenestration throughout including new access doors to ground floor terrace, replacement metal staircase to front lightwell, partial excavation and underpinning of lower ground floor level to lower floor level, internal alterations throughout all in connection with use of the building as a single family dwelling