NEMA said the building is located among a cluster of other buildings that are hampering the rescue operation.
The affected areas are Eti-Osa, Ikeja, Surulere, Lagos Island, Lagos Mainland and Apapa.
LASEMA noted that the property before the collapse was in violation of building safety protocols.
The building, said to have been under construction, had collapsed during torrential rainfall.
The unidentified body is rumoured to be a hoodlum who usually jumped through the airport fence.
On May 12, at about 6:30 a.m. in Lekki, Lagos, an Okada rider and his cohorts murdered Mr Imoh over N100.
Lagos State Government accused Mr Nielsen of smothering his Nigerian wife and three-year-old daughter to death.
“We are aware that many commercial motorcyclists operating in Lagos are foreigners and we have commenced routine checks with the aim of profiling them.”
The monarch said all access points within the Lekki community should be secured and all security guards should be on red alert.
The market, located in the Ojo Local Government Area of the state, is said to be the hotbed of criminals and other vices.