MUMBAI: The Chembur tree that collapsed and killed 11-year-old Vihaan Srivastav had extensive internal decay and damaged roadside roots, which compromised its stability and led to its fall, the BMC's panel inquiring into the tragedy has said in a preliminary report.

Excess rain and concrete work is choking the base and roots of trees while careless pruning is disrupting their balance.

MUMBAI: The Chembur tree that collapsed and killed 11-year-old Vihaan Srivastav had extensive internal decay and damaged roadside roots, which compromised its stability and led to…