<p>Forty-four hours after four-year-old Mahi was trapped in a 70-feet deep borewell in Manesar town near here, modern technology was deployed Friday evening to locate her exact position, an official said.<br /><br /></p>.<p>"On Friday evening, experts with Ground Penetrating Radar System (GPRS) were called to assist the rescue team. It is a technology that provides critical information on potential obstructions within existing underground structures with three-dimensional images," said a senior officer who was part of the rescue team.<br /><br />Earlier, the big bore machine from Rapid Metro achieved its target of digging a l75-feet tunnel parallel to the borewell in the early hours of Friday.<br /><br />"The gap between both the bores is about 8-feet. While digging the tunnel to reach the target (Mahi), from new bore to borewell, a big piece of hill stone became a big barrier. Due to this, the rescue team missed the goal," the officer further added.<br /><br />An army Engineer regiment from Delhi and National Security Guard (NSG) personnel have taken on the task of rescuing the child.<br /><br />According to an official, an extra supply of oxygen was provided through a pipe to Mahi and army men inside the tunnel.<br /><br />Mahi slipped into the borewell near Manesar's Industrial Model Township (IMT) on National Highway-8, when her family was celebrating her birthday around 11 p.m. <br />Wednesday.<br /><br />Mahi is the daughter of Niraj Upadhyay, who hails from Uttar Pradesh's Aligarh district. <br /><br />Niraj is a security supervisor at a factory in Manesar and was living in Kasan village with his wife Sonia and another two-year-old daughter.<br /><br />Police have booked the plot owner, Rohtash Singh, a resident of Najafgarh in New Delhi.<br />Despite several raids, he could not be arrested, said Om Prakash, Manesar station house officer. </p>
<p>Forty-four hours after four-year-old Mahi was trapped in a 70-feet deep borewell in Manesar town near here, modern technology was deployed Friday evening to locate her exact position, an official said.<br /><br /></p>.<p>"On Friday evening, experts with Ground Penetrating Radar System (GPRS) were called to assist the rescue team. It is a technology that provides critical information on potential obstructions within existing underground structures with three-dimensional images," said a senior officer who was part of the rescue team.<br /><br />Earlier, the big bore machine from Rapid Metro achieved its target of digging a l75-feet tunnel parallel to the borewell in the early hours of Friday.<br /><br />"The gap between both the bores is about 8-feet. While digging the tunnel to reach the target (Mahi), from new bore to borewell, a big piece of hill stone became a big barrier. Due to this, the rescue team missed the goal," the officer further added.<br /><br />An army Engineer regiment from Delhi and National Security Guard (NSG) personnel have taken on the task of rescuing the child.<br /><br />According to an official, an extra supply of oxygen was provided through a pipe to Mahi and army men inside the tunnel.<br /><br />Mahi slipped into the borewell near Manesar's Industrial Model Township (IMT) on National Highway-8, when her family was celebrating her birthday around 11 p.m. <br />Wednesday.<br /><br />Mahi is the daughter of Niraj Upadhyay, who hails from Uttar Pradesh's Aligarh district. <br /><br />Niraj is a security supervisor at a factory in Manesar and was living in Kasan village with his wife Sonia and another two-year-old daughter.<br /><br />Police have booked the plot owner, Rohtash Singh, a resident of Najafgarh in New Delhi.<br />Despite several raids, he could not be arrested, said Om Prakash, Manesar station house officer. </p>