Following the incident chief project manager HC Tiwari, project manager KR Sudan, assistant engineer Rajesh Singh and engineer Lal Chand were held responsible for the collapse and have been suspended with immediate effect.
The injureds have been taken to the Banaras Hindu University hospital are now out of danger.
At present 7 teams of National Disaster Response Force (NDRF) continue to rescue and relief operations and 3 members of the high-level committee have set up to investigate the incident.
The state government has also announced an ex-gratia of Rs 5 lakh and Rs 2 lakh for the deceased and injured respectively.
The relief commissioner said bodies of at least 16 people were recovered from the site while three people were safely rescued.
Chief Minister Yogi Adityanath has announced that a committee has also been constituted which will hand out a report in 48 hours. He also announced that Deputy CM Keshav Prasad Maurya has taken preliminary action against responsible authorities.
Raj Pratap Singh, member of the committee constituted by UP government who is too probing the case said on Wednesday: "I can't say anything at this moment. Until we complete the investigation, talk to everyone & check all the records, it won't be right to say anything."
Pictures from the site showed gruesome images of crushed cars with their occupants still in them.