Monastery of St Simeon Stylites, one of the church apses

Monastery of St Simeon Stylites, one of the church apses

Maronite Cathedral, general view from the outside

Maronite Cathedral, general view from the outside

Mushabbak, byzantine basilica

Mushabbak, byzantine basilica

Example of measurement section plan D-D (of al-Madrasa al-Halawiyya), as CAD drawing, using total station survey

Measurement section plan drawing

Detail: Corinthian capital of a column of the former conch (Aleppo, Madrasa al-Hallawiyya)

Detail of capital

Damage pattern of inappropriate intervention, Kaiser-Wilhelm-Gedächtniskirche (War Memorial Church), Berlin, Germany

Fig. 64, Catalogue of Damage

Damage pattern, delamination/ separation of wall leaves, San Salvatore, Campi, Perugia, Italy

Fig. 14-c, Catalogue of Damage

Damage pattern of cuts in sandstone, with traces of knife sharpening, Market church, Goslar, Germany

Fig. 59, Catalogue of Damage

Damage pattern, hollow area, in plaster on sandstone, Franciscan monastery, Zeitz, Germany

Fig. 47, Catalogue of Damage

Stories

A side from Tartus Cathedral - Tartus Museum

A side from Tartus Cathedral – Tartus Museum

Temporary storage of sorted stones, San Salvatore a Campi, Perugia, Italy

Fig.31-b_storage of sorted related stones

Temporary storage of sorted stones, San Salvatore a Campi, Perugia, Italy

Fig.32-b_storage of sorted stones outside

Survey of geometry of accumulated rubble, San Salvatore a Campi, Perugia, Italy

Fig.04-c_Contour lines of a digital terrain model

Rubble management, labeling of stones within one geodetic grid field, Frauenkirche (church), Dresden, Germany

Fig.35_labeling of stones within geodetic grid field

Rubble management, use of crane for removal of rubble stones from San Salvatore a Campi, Perugia, Italy

Fig.37_Use of crane for removal of rubble

Rubble management, removal of rubble stones, Frauenkirche (church), Dresden, Germany

Fig.36_using a walking excavator to remove rubble

Rubble management result, allocation of stones from rubble within the façade, Frauenkirche (church), Dresden, Germany

Fig.39_Façade with allocation of stones from rubble

Rubble management result, façade with integrated original stones, Frauenkirche (church), Dresden, Germany

Fig.40_Façade after reconstruction with integrated original stones

Rubble management, removal of rubble infill between stones within one geodetic grid field, Frauenkirche (church), Dresden, Germany

Fig.44_removal of rubble infill, using a suction tube

Fragment with wall painting, 1st category remains, from San Salvatore a Campi, Perugia, Italy

Fig.20_1st category

Rubble management, removal of rubble stones, Frauenkirche (church), Dresden, Germany

Fig.36_using a walking excavator to remove rubble

Survey of geometry of accumulated rubble, San Salvatore a Campi, Perugia, Italy

Fig.04-b_contour lines over rectified photograph

Temporary storage of sorted stones, San Salvatore a Campi, Perugia, Italy

Fig.32-c_storage of sorted stones in a hall

Survey of geometry of accumulated rubble, San Salvatore a Campi, Perugia, Italy

Fig.03_section drawings of rubble, with orthographic photography

Survey of geometry of accumulated rubble, San Salvatore a Campi, Perugia, Italy

Fig.04_measurable rectified drone photography

Rubble management, all sides photographs of labeled stone/ fragment, Frauenkirche (church), Dresden, Germany

Fig.26_all sides photographs of labeled stone

Collapse of a façade, by overturning, favored by cracking in wall plane, San Salvatore a Campi, Perugia, Italy

Fig.17-c_Collapse of a façade

Qalb Lawza, Basilica, 5th c., view of main facade from south-west

Qalb Lawza, Basilica, 5th c., view of main facade from south-west

Simulation of collapse of a façade, lines of vulnerability, San Salvatore a Campi, Perugia, Italy

Fig.17-a_Simulation of-lines of vulnerability