1. Even though the demolition is temporary, however the owner has to ensure that during the demolition process the dust and the debris do not fall on the neighbor's properties, they have to take safety precautions for that and also the demolition work should not take place during night times which would disturb the neighbor's peace and sleep.
If the thing is continuing despite objections, a complaint may be given with the local civic body to stop the demolition work until proper care is taken to prevent disturbance to the neighbors.
2. If it appears that he is violating the stipulated conditions, ascertain the law in this this and lodge a complaint with the Corporation authorities in case of any irregularity found
3. You ascertain the damage and the loss to your structure due to this and claim damage from them by issuing a legal demand notice and then approaching court seeking damage on the basis of the reports obtained through an architect.
4. You can get the information through RTI act.
5. You canot stop the construction but you can make a complaint about this to the Corporation authorities.