Quick drawing of a cantilever gate

We need a quick drawing of a cantilever sliding gate which will be fitted to a concrete block cradle. Gate is steel frame fitted with mesh panels. As per annotated drawing attached. Gate will be attached to existing hoarding fence with no part bolted to floor as is building site and gates need to be mobilised at a later time. Kentledge cradle will have 2no concrete blocks to placed inside the cradle. Each concrete block is 1 cubic meter in size.