Delhi Development Authority [DDA] — Without any permission made his home

Address: 3357 bagichi achhe ji bara hindu rao delhi 110006

3357 bagichi achhe ji bara hindu rao delhi 110006 mr Zafar Ahmed yaseen Ahmed and his brother Zahir Ahmed son Zahid Ahmed they all are build 2nd and 3rd floor without any permission
And his made a very weak construction
All floor are elegal balcony and made all floor 4 inch wall
They are very dengerous to all people they use a street
So plz come and check the house 3357 are very dengerous condition