Project Profile: 35 Marylebone High Street

Walter Lilly
Date of completion
November 2016
Full Case Study Download
RC basement and Façade Retention
RC basement and Façade Retention

Scope of works


  • Façade retention

  • Demolition

  • Temporary works

  • Piling

  • Reinforced concrete basement


RC basement and Façade Retention

Project key points


  • Six-storey demolition whilst retaining the front façade

  • High detail separation to bonded concrete beams to the adjoining party wall at two levels

  • Design and installation of all temporary works schemes, including seven-storey façade retention, temporary structural steel propping and piles to existing columns and sheet piling to form new basement

  • Excavation of two-storey basement to be 6.9m deep from existing finish floor level using sheet piles varying from 7m to 11m deep

  • Proposed design to the client to reduce the basement raft to offer saving and to avoid the underpinning scheme being affected by the ground water level

  • Construction of nine-stories of in-situ reinforced concrete frame above a double basement on a restricted city site

  • Protection and weatherproofing of a live basement substation

Contact Toureen Group

If you are looking for a contractor to undertake reinforced concrete basement construction, demolition or façade retention, please get in touch with us using the details on our contact page.