Specifications include, but are not limited to: Section 1. RECREATION, PARKS AND CULTURAL AFFAIRS (RCPA): This scope of work is for spraying for aquatic weeds and installation and repairs of surface aerators of stormwater detention facilities (ponds) in DeKalb County Recreation, Parks and Cultural Affairs. The ponds sprayed and repaired/maintained are retention ponds (designed to permanently hold water), or lakes.; I. Spraying: Spray the pond with approved herbicide listed in the bid schedule below. Herbicide should be applied in such a way to not destroy wildlife or fish located in or around the pond and should be applied in separate treatments for application.; II. Installation or repairs needed for surface or deep-water aerators: Many DeKalb County ponds/lakes have surface aerators or deep-water aerators installed. The pond maintenance/repairs to the aerators includes the following: replacement of light bulbs, installation of Aquamaster fountain, and the cleaning of Aquamaster fountains. The expectation is to complete the repair or maintenance correctly and efficiently.; Section 2. PUBLIC WORKS – ROADS AND DRAINAGE (R&D): This scope of work is for the cutting, cleaning, spraying and repair/maintenance of stormwater detention facilities (ponds) in DeKalb County. The ponds to be cut, cleaned, sprayed and repaired/maintained are either detention (not designed to permanently hold water) or retention ponds (designed to permanently hold water). I. Cutting and Cleaning: A. Cutting: 1. For all cutting, grass and unwanted vegetation must be cut to between 6 and 8 inches tall and the clippings/trimmings must be removed from the pond and properly disposed of.; 2. If the pond is a detention pond the entire pond within the boundary of the pond should be cut and cleaned.; 3. If a detention pond is holding water and the water has not infiltrated the ground, evaporated, or flowed out of the pond, the smaller area between the boundary of the pond and the boundary of the pool of water should be cut and cleaned.; 4. If the pond is a retention pond the smaller area between the boundary of the pond and the boundary of the water retention area should be cut and cleaned.; 5. The 5’ buffer area around the pond should also be cut and cleaned. The 5’ feet begins from the fence if there is a fence, otherwise it begins from the boundary of the pond. However, if the 5’ buffer extends into the homeowner’s yard, the buffer should end at the edge of the homeowner’s yard. The cutting and cleaning of the buffer includes, but is not limited to, removing all vegetation from the fence, cutting grass, shrubs and bushes, cutting small trees, and removing any and all debris.; 6. If the pond has a fence, all vegetation should be removed from the fence.; B. Trees: 1. All trees in the pond should be cut down to the ground. The remaining stump should be treated to prevent re-growth. The limbs, branches and mulch from the trees should be removed from the pond.; 2. For ponds located within DeKalb County Recreation, Parks and Cultural Affairs property, any tree over 4” in caliper will be left in place.; C. Cleaning: 1. All leaves, brush, sticks, bushes, vines, briars, unwanted vegetation (such as invasive and nuisance species), logs, branches, trash, and dead vegetation must be removed from the pond and the 5’ buffer around the pond. The yard debris should be properly disposed of. This includes any of the aforementioned items that were in the pond prior to the Contractor beginning their work.; 2. All accumulated trash and debris must be removed from all areas of the pond including the 5’ buffer around the fence or perimeter of the pond, the base, side slopes or embankment, top of the slope or embankment, trash rack, retrofit and openings of the inlet and outlet structures. This includes any trash and debris that was in the pond prior to the Contractor beginning their work.; IV. Pond Maintenance and/or Repair: DeKalb County ponds often require maintenance and/or repair above and beyond cutting and cleaning. The expectation is to complete the repair or maintenance correctly and efficiently. The pond repair/maintenance schedule lists the various types of maintenance normally required.; Repairs to the stormwater structure in the pond may include, but are not limited to, the following: A. Lid adjustment or replacement.; B. Grout inside the structure.; C. Invert the bottom of the control structure.; D. Backfill a structure or area.; • Backfill around a structure or in an area in the pond that needs additional dirt.; E. Seal a structure.
