Dredge Masters Limited, has since February 2019 desilted over one million cubic meters of waste materials from the Odaw River and Korle Lagoon to pave way for water flow. Dredge Masters, the engineers working on the Accra Sanitary Sewer and Storm Water Drainage Alleviation Project at the Kwame Nkrumah Circle, begun their operations in June 2016, a year after …