Specifications include, but are not limited to: 2.3.1 The contractor must furnish and maintain, in good repair, all equipment including, but not limited to mops, brooms, buffers, vacuums, and any other equipment necessary to provide the services required herein. a. All equipment provided by the contractor must be commercial grade. b. The contractor must supply vacuum cleaners that meet requirements of the Carpet and Rug Institutes “Green Label” Vacuum Cleaner Criteria and are capable of capturing ninety-six percent (96%) of particulates 0.3 microns in size and operate with a sound level less than seventy (70) decibels (dBA). (Information on CRI Green Label certification can be found at www.carpet-rug.org.) c. Vacuums must be equipped with the proper filter or bag. The filters must be changed or cleaned consistent with the manufacturer’s recommendations. Vacuum bags or canisters shall be inspected at least every two hours and changed or replaced when half full or when indicated by a bag sensor, if vacuum is so equipped. d. Whenever day cleaning services are required during business hours, the contractor shall utilize a vacuum system with “Hush Mode” capabilities similar or equal to the Hoover U5262-900 EmPower Upright Bagless vacuum cleaner with Hush Mode. e. In the event pile lifting is required, the pile lifter must be a commercial quality "pile lifter" pile brush, equipped with a rotary brush and an industrial type two (2) motor commercial vacuum equipped with high efficiency filtration bag (Certified Pile Lifter, Minuteman CC-3 Pile Lifter or comparable). f. The contractor or the contractor’s personnel shall not plug equipment into state-owned power strips or surge protectors. g. The contractor must complete normal cleaning operations and required services, even in the event of contractor’s equipment failure. 2.3.2 Floor Safety Requirements – The contractor must provide a sufficient number of floor safety signs and barriers to alert building tenants about any slip/trip/fall hazards (e.g. any spills, wet floors). The floor safety signs must be placed at each end of the wet area and at fifteen (15) foot intervals for larger areas (mopping, etc.) The floor safety signs must be removed when the potential hazard for a slip/trip/fall has been resolved. To prevent overexposure to the building’s tenants, the contractor shall not use floor safety signs when situations do not warrant a slip/trip/fall all hazard. The contractor should provide a minimum of two (2) floor safety signs per building entrance and an additional four (4) floor safety signs to be used in the event a spill occurs.