Specifications include, but are not limited to: Group 1 - East Levee Sumps and Group 2 - West Levee Sumps, Group 3 - Rochester Levee, Group 4 – Creek Sumps and Channel Sumps This item includes mowing, litter removal, line trimming, and removal of clippings from street pavements, curbs, gutters, sidewalks, including around pipe fencing or any other improved surface. No chemicals are to be used in or around the sumps. This work shall be performed on Dallas Flood Control system. See attached lists of property locations – NOTE: list is subject to change. (Attachment #3 Sumps, Creeks and Channels) The System has been divided into four groups Group 1 - East Levee Sumps and Group 2 - West Levee Sumps, Group 3 - Rochester Levee, Group 4 – Creek Lot and Channel Sumps. Each mowing section is subdivided into route items. Each route item may consist of one or more Sump areas.