#ottawa river #sewageTunnel will prevent sewage overflow into Ottawa River_ (press release) _ Infrastructure investments are vital to creating jobs, strengthening the middle class and building more inclusive and healthy communities where families can work, learn and play. The Combined Sewage Storage Tunnel (CSST) project will help protect the environment, prevent floods, and ensure that middle class Canadians and their families can enjoy recreational activities like swimming and kayaking on a cleaner and healthier Ottawa River. ...