Following a flash flood, the external drainage system surcharged resulting in extensive flood damage to the basement flat within this mansion block.

KMASS were engaged to prepare a specification of repairs that included design and specification of a retro-fit waterproofing system.

The waterproofing system was designed to comply with BS 8102; “Protection of structures Against Water from the ground” and the installation company provided a 20 year guarantee on the system that was backed by an independent Insurance company.

KMASS prepared the design & specification, Invited Tenders from suitable specialist contractors and fulfilled the role of Contract Administrator.