Mumbai: Municipal Commissioner Bhushan Gagrani on Thursday directed civic officials to ensure that the silt lifted from the drains is disposed of at designated places within 48 hours and also employ trash boom wherever necessary. Gagrani said about 30 percent of the pre-monsoon target for removing silt has been completed so far. Gagrani inspected the ongoing nullah cleaning works at various locations and said that BMC will be spending Rs 235 crores for removing silt from small and large drains. tnn