Specifications include, but are not limited to: The provision of Janitorial Services at the MDT Billings Office. A satisfactory or acceptably clean floor including stairways, landings, etc. will not have dust streaks, marks, dirt in corners, below radiators, behind doors, or under furniture and equipment. Furniture or other equipment moved during cleaning will be replaced. 2.1.1. Sweeping or dust mopping will not disfigure wall bases, equipment doors, and furniture. After sweeping or dust mopping, the room will appear orderly and well attended. Do not use oil-emulsion, an oil base, or a treated mop. 2.1.2. Damp mopping is accomplished by the use of cotton mops, detergent solution and clean water. Floors including stairways and landings will be mopped to remove dirt that remains on the floor surface that could not be removed by sweeping. A satisfactory or acceptably damp mopped floor presents a clean appearance and is free from streaks, smears, dirt residue, heel and shoe marks, and water. Application of water sufficient to stand on the floor or seep into flooring joints will not be acceptable. 2.1.3. Wood Floors: Damp mopping is preferred, and wet mopping and scrubbing will be used only when the floor is very dirty. Avoid letting water stand on floors. No alkalis will be used in the cleaning of wood floors. All sealed or varnished wood floors will be finished with water emulsion floor finish and buffed.