The most significant external change was the installation of a curtain wall of tinted and mirrored glass over (but not destroying) the old facade. M.C. Fraser was the engineer. The pavement in front of the entrance was cobblestoned, and flanked with two evergreen trees, which it was sugges...
M2 is the occupancy at time of the earthquake and a value of 75% for residential buildings is assumed for this case. M3 is the percentage of occupants trapped by collapse. Since Imzouren is a case of residential low-rise buildings, a percentage of 50% is assumed. M4 is the estimated ...