Specifications include, but are not limited to: Contractor shall remove and dispose of the grease and floatable materials in the wetwells at the five (5) noted pumping stations listed herein and at the manner and frequency provided. Contractor shall dispose of the grease and floatable materials only at an appropriate disposal location. The cleaning and removal operations shall also include the removal of grease attached to the wall along the perimeter of each well. A) North Main Pump Station – Laconia, NH Annual cleaning. Wetwell dimensions: 2 at 17’x23’; approximately 18’ feet below finish grade; approximately 700 gallons of grease and floatables per cleaning event. Items 1A 1B, 1C, and 1D will be scheduled concurrently when annual cleaning is performed. B) Jewett Brook Pump Station - Laconia, NH Annual cleaning. Wetwell dimensions: 2 at 9.0’x11.5’; approximately 16 feet below grade; approximately 180 gallons of grease and floatables per cleaning event. Items 1A 1B, 1C, and 1D will be scheduled concurrently when annual cleaning is performed. C) Belmont Pump Station – Belmont, NH Semi-annual cleaning. Wetwell dimensions: 2 at 8.5’x5’, approximately 14 feet below grade; approximately 50 gallons of grease and floatables per cleaning event. Items 1A 1B, 1C, and 1D will be scheduled concurrently when annual cleaning is performed. Scheduled with item 1D when semi-annual cleaning is performed...
