Specifications include, but are not limited to: The Contractor shall sweep the entire paved surface of each street assigned to him. This includes its intersections, so as to leave the street clean and free of all road debris that would normally be expected to be picked up by a mechanical broom-type sweeper without excessive damage to the sweeper, such as wood, leaves, paper, plastics, and, bottles, glass, cans, metal fragments, stones, pavement fragments, and similar materials. All sweeping shall be performed on a pre-approved city route. Sweeping may be done at any time traffic permits Tuesday through Friday between the hours of 7:00 AM to 3:30 PM (excluding City holidays). Contractor must provide a minimum of two (2) sweepers. Once sweeping begins on a street it shall be swept to completion. No “jumping around” permitted. Once sweeping begins, the Contractor must continue working within the City of Attleboro (weather permitting) until the pre-approved route is complete. The Contractor shall ensure that all catch basin grates and inlets are free and clear of debris. The Contractor shall not be responsible for removing broken pieces of curbing, large boards, tree limbs or similar materials that would not be deemed to be collectable by a mechanical sweeper without causing excessive damage to the sweeping mechanism. The contractor is not allowed to operate any hydrants within the City of Attleboro. Prior to street sweeping operations, pre-selected hydrants will be identified in the streets areas where the sweeping will take place. The contractor’s sweepers will be refilled from the hydrants with the DPW approved back-flow preventer and only operated by DPW personnel. DPW personnel will calculate the daily usage of water.