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3. It shall be the Contractor's responsibility to determine the most appropriate times of year to apply herbicides. 4. It shall be the Contractor's responsibility to independently monitor all contract areas and perform touch-up spraying. Monitoring shall as a minimum include a weekly physical inspection of all spray areas. Touch-up spraying shall be required at any time that weed growth occurs. Thirty (30) days after application, if any weeds remain, Contractor shall remove by hand or have a second application applied at Contractor's cost. 5. The Contractor shall use the necessary equipment in order to accomplish the work in a satisfactory manner. The Contractor shall arrange operations so that the herbicides will not be distributed beyond the limit of property sprayed. The Contractor shall apply the herbicides using nozzles and pressure necessary for a proper application. 6. The Contractor shall supply water for the chemical mix. No reclaimed water may be utilized. Well water from City Parks is encouraged for use for spraying at no extra cost. (Washington Manor, San Leandro Ball Park, Thrasher, Cherry Grove, and Halcyon Parks) 7. The materials used by the Contractor must be of such composition and of sufficient strength to kill weeds, but may not sterilize the soil for a period in excess of one year following application. The chemicals used shall not be toxic or harmful in any manner to animals or human beings when used in prescribed manner. The materials used shall not harm desirable vegetation such as trees or turf. The materials used shall not be flammable or leave an oily residue that will discolor or leave a slippery film on sidewalks and curbs. The City may at any time during the spraying operation take samples to check materials being used. Upon request, the Contractor shall provide the City with information regarding chemicals applied to specified locations. In addition, the Contractor shall upon request provide the City with specimen labels of chemicals applied. In the event the treatment is not effective, the contractor will be required to remove all growth from the area within the limits of the spray application. Material The Contractor shall supply all new and replacement material for all new construction or replacements necessary as per City Standard Construction Drawings. All replacements, whether due to disease, pest infestation or Contractor negligence shall be Contractor responsibility and considered part of the bid item without separate payment made therefore. Fertilizers shall conform to the California Food and Agricultural Code. Commercial fertilizers shall be complete fertilizers furnishing the required percentages of RFP 55025 CITYWIDE LANDSCAPE MAINTENANCE Page 67 of 70