No casualties were reported as the commuters had a close shave. The incident took place in Chembur.
The drivers managed to avert an accident right in time. It took 4 hours to evacuate the passengers.
"We were shocked to see the collision. Three persons fainted because of it. The driver also fainted after suffering a hand fracture," a passenger said.
However, an official of the Mumbai Metropolitan Region Development Authority (MMRDA), told news agency PTI that a power failure on Monorail track in the city led to emergency evacuation of coaches
Due to temporary power outage a train pulling into Chembur station had to be evacuated.
Another rake was sent to tow it away, he said.
The operations are expected to resume today.