– Demolition of an external 5m long single block wall (7 blocks high)
– Building an external 10m long single block wall (7 blocks high)
– Cutting a 1m wide whole in an external single block wall
– Demolition of an external 5m long single block wall (7 blocks high)
– Building an external 10m long single block wall (7 blocks high)
– Cutting a 1m wide whole in an external single block wall