Abstract
The architectural complexes of Hasan Basha Tahir were suffering from many damages and deformation in different elements as load bearing walls, arches and wooden ceiling. Ground water, salt weathering, air pollution, biological colonization and environmental aspects were the main degradation factors which caused a lot of damage and deterioration phenomena in the complexes. Horizontal and vertical cracks, salts, loss of decorations, and featured dark of the stone surface were noticed at the complexes elements. In addition, the celling of the complex was in a very bad condition; it had lost a lot of decoration elements, cracking, soot deposition, insects’ holes, and fungi growth. This research will discuss the various deterioration phenomena that have effect on the main building materials and cause the damages and discuss the general scientific methodology of the architectural and structural conservation project which was carried out.
Highlights
The architectural complexes of Hasan Basha Tahir were suffering from many damages and deformation in different elements as load bearing walls, arches and wooden ceiling
The mosque-Kutab & Sabil of Hasan Pasha Tahir belonged to Ottoman period
It was built in 1809 ad-1224 h by Hasan pasha Tahir and his brother Abdin Bey Tahir in Sayyida Zaynab
Summary
1.1. Historical and Architectural BackgroundThe mosque-Kutab & Sabil of Hasan Pasha Tahir belonged to Ottoman period. It was built in 1809 ad-1224 h by Hasan pasha Tahir and his brother Abdin Bey Tahir in Sayyida Zaynab. The complexes take No 210, located in the banks of Birkat al-Fil (elephant pond1), Port Said Street, Cairo.1“Elephant pond was not a deep pond where stagnant water, but it was agricultural land flooded by the Nile every year at the time of the flood was irrigated from the Egyptian Gulf and after the drought of the land is exposed and cultivated winter crops”.DOI: 10.4236/wjet.2019.71012 Feb. 14, 2019 M. F. Anwar
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