An under-construction two-storey building collapsed in the Industrial Area, Phase II, Chandigarh, on Saturday. Three people are feared trapped under the debris.Meanwhile, rescue teams and emergency services rushed to the spot soon after the incident.Former Chandigarh MP Pawan Bansal reached the spot.As many as eight people were trapped under the debris, of whom five were rescued. The rescued persons have been identified as Kuldeep, Kulbir, Umesh, Rahul and Ajeetesh. They were rushed to the hospital.The search for more survivors is still underway. According to nearby workers, the building collapsed suddenly with a loud noise at around 4.30 pm. The building, which adjoins a hotel, housed multipurpose offices and reportedly had several workers present on a daily basis.However, it is yet to be ascertained how many people were inside the building at the time of the incident.Rescue operations are underway to clear the debris, and the police have cordoned off the area. Nearly five cranes, two JCB machines and one bulldozer have been deployed for the rescue operation. The office was also shared by a scrap dealer.