More Sewer Issues In Bluff City. This Time, A Collapsed Sewer Line In Part Of The Town’s System. This Is Part Of The Same System That Has Overflowed Several Times At The Igloo Pump Station Off Bluff City Highway Following Heavy Rains. Engineering Firm Mattern And Craig Has Presented Two Option To The City On How To Improve The Collapsed Line. Bluff City Already Has A Multi-Million Dollar Plan In Place On A Sewer System Overhaul, As They Work To Replace The Aging Sewer System.