Castello Sforzesco, Milano



Restoration of the façades of Corte Ducale, Cortile della Rocchetta, the southern curtain and revision of the roof in Corte Ducale.


Concise account of work carried out

Archival research; on site inspection and mapping of initial condition and of previous work; photographic survey; laboratory analyses; material testing; applying biocide product; mechanical and chemical cleaning of surfaces; removing inappropriate previous restoration work and stuccoing; in-depth and surface strengthening; improving cohesion of loose masonry and plastering; colour consistency with previous stuccoing; retouching frescos with watercolours; retouching graffito paintings with pigmented limewash; final protective layer.

  • Client

    Municipality of Milan.

  • Key figures

    Approx. 7,500 sqm. of surfaces; approx. 500 sqm. of frescos; approx. 6.00 sqm of surfaces painted with graffito; approx. 4,000 sqm of wooden roofs and terracotta tiles; 50 windows with sculpted and painted terracotta frames; stonework: 50 columns of stones, 8 bas-relief coats of arms, 2 fountains, 14 statues, 2 doorways and the historic clock of Torre del Filarete; 30 restorers.

  • Start and end dates

    November 2010 – March 2013

  • Designers, supervisors

    Project manager: Massimo Saporiti. Site manager: Alessandro Miglio, Giuseppe Colini. Technical Supervisor for restoration work: Fabio Porzio. Structural restoration: Resin Project.