Specifications include, but are not limited to: The vendor shall clean grease traps at the Fairfax, Arlington, Front Royal, and SciTech Campus quarterly during the following months: July, October, January, and April. The vendor shall clean the grease traps at The Southside Dining facility monthly from July through June. In addition, the vendor will completely empty the 10,000-gallon grease trap and clean it twice yearly during the winter break and during the summer when the building is closed. The vendor also shall clean the grease traps at the Johnson Center, Ike's, Mason Club/Pilot House, and Student Union I five (5) times per year during the months of September, November, and January, March, May. The vendor will provide a twenty-four (24) hour advanced confirmation call to Mason for the above services.