The probe panel, which investigated the flaws in civil works on the 23km long airport Express Metro Line, has squarely blamed the Delhi Metro Rail Corporation (DMRC) for major defects in executing the civil works leading to the suspension of services on the prestigious metro line. The report of the two-member expert committee with additional member (Works) in the Railway Board, AK Gupta and Additional Secretary D Diptivilasa in the panel was constituted by the ministry of urban development (MoUD) to enquire into the matter, has recently submitted its report to the ministry. It is now being scrutinized by the ministry and if DMRC is found guilty, action would be taken against its top brass, said official sources.

Reacting to the finding of the report, Secretary MoUD, Sudhir Krishna, said that the ministry is currently examining the finding of the report. The report pointed out that top management of the DMRC, including current chief Mangu Singh, the then Director (works) for negligence of overall control, overseeing and monitoring the metro project. In addition, the fact finders have also named other officials including the then Director (projects), Kumar Keshav and Director (finance) RN Joshi in the report, which pointed out major defects in civil works due to crushing of grout materials, a construction material used to connect sections of pre-cast concrete.