LONDON OVERGROUND: Saturday 21 and Sunday 22 September, no service between Hackney Downs and Chingford. Replacement buses operate between Hackney Downs and Chingford, use London Underground connections between Liverpool Street and Walthamstow Central.
Replacement buses operateService L3: Hackney Downs - Clapton - St James Street - Walthamstow Central - Wood Street - Highams Park - Chingford
LONDON OVERGROUND: Sunday 22 September, no service between Gospel Oak and Stratford. Replacement buses operate.
Replacement buses operateService S: Hampstead Heath - Gospel Oak (Agincourt Road / Southampton Road) - Kentish Town West - Camden Road - Holloway Road (Underground) - Highbury & Islington - Canonbury - Dalston Junction (For Dalston Kingsland) - Hackney Central - Homerton - Hackney Wick - Stratford. For Caledonian Road & Barnsbury station, use London Buses Route 274 to/from Camden Road or walk to/from Highbury & Islington.