Adedeji said for the operation on Friday, some people deliberately blocked the waterways by building fences, shanties and houses on the way. The Lagos State Government has demolished some street gates, security posts and fences of houses constructed on drainage channels and canals in the Okota area of the state.The operation was carried out on Friday by the Lagos State Environmental Sanitation Corps (LAGESC) and Ministry for Environment, led by Corps Marshall, Maj. Olaniyi Cole rtd. A Correspondent of the News Agency of Nigeria (NAN) who monitored the exercise reports that the operation was ca…