Specifications include, but are not limited to: All mowing equipment shall be equipped with sharp blades that do not tear the grass but cleanly cut the grass. All grass shall be mowed to two-thirds of its pre-cut height and to a maximum height of three (3) inches. All structures, trees, poles, tables, signs, fences, parking lot islands and curbs, and shrub beds are to be trimmed closely. Trimming shall be accomplished concurrently with mowing. There may be some weed eating required in areas not accessible by mowers. The mowed area shall be free of clumped grass and not show tire tracks or ruts from mowing equipment. Mowing shall not discharge grass clippings onto paved areas or into treatment tanks. Any materials, which may be blown or discharged on to such areas, shall be removed immediately. Trash and litter shall be removed from areas to be mowed before mowing and placed in existing trash containers or taken off site if no trash containers are available. Trees and shrubs shall not be damaged by mowing or trimming operations. Grass clippings may be mulched and removal from area mowed shall not be required. All sidewalks, poles, signs, guardrails, curbs, and steps shall be mechanically trimmed. Chemical edging by Contractor shall not be permitted.