283757893275

48 Barry’s Advanced Construction of Buildings
(a) Tabular steel scaffold with flying truss
(b) Temporary external frame used to provide support
Figure 2.17 Part internal–part external façade retention.
❏
❏
❏
❏
❏
Temporary support to the façade – throughout the works
Must retain the façade, prevent unwanted movement, allow for differential movement
and resist wind loads
Permanently tying back the façade to the new structure
Façade ties must restrain the façade and prevent outward movement away from the
new structure
The ties must not transmit any vertical loads from the existing structure to the façade