bhopal over a month since top bhopal municipal corporation bmc and madhya pradesh hastashilp evam hathkargha vikas nigam inspected gauhar mahal a leak threatening the 200yearold structure has yet to be fully plugged over the course of the same period citizens have also approached madhya pradesh chief secretary bp singh to take note of the situationthe issue concerning the leak was partially resolved on november 23 when a huge crack on its water supply line west of the palace was plugged however with water continuing to seep into the palace bmc commissioner priyanka das took charge of the situation on december 2 a team from a delhibased consultancy has been given the task to use ground penetrating radar system to find the mystery leakagethe private firm chosen by indian national trust for art and cultural heritage intach is yet to start mapping the area using state of the art technology without digging their technology utilises ground penetrating radar that can detect water seepage in gauhar mahal survey of india indias central engineering agency in charge of mapping and surveying had offered the same to bmc earlier in 2012survey on scale 11000 using ground penetrating radar gpr can go to about depth range of 25 cm the images are then processed and can be rendered into 2d and 3d models if implemented the utility mapping module would have an image of pipelines drains underground cables and other elements needed for planning experts say that the system once implemented is cheaper than employing conventional methodsmadhya pradesh hastashilp evam hathkargha vikas nigam maintains and uses the palace for arts and crafts exhibitions