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CITY OF SANTA ANA <br /> spray/runoff <br /> b. A visual inspection of all irrigated areas shall occur, more often, but not less than <br /> one time per week. <br /> i. All areas receiving marginal coverage shall be irrigated by a portable <br /> irrigation method. The Irrigation Technician shall furnish all hoses, nozzles, <br /> sprinklers, etc., necessary to accomplish this supplementary irrigation. <br /> ii. Care shall be exercised to prevent waste of water, erosion, and/or <br /> detrimental seepage into existing underground improvements or structures <br /> 3. The Irrigation Technician shall turn off irrigation system during periods of rainfall and <br /> times when suspension of irrigation is desirable to conserve water while remaining <br /> within the guidelines of horticulturally acceptable maintenance practices as <br /> determined by the Projects Manager or designee. <br /> a. When the Projects Manager or designee acknowledges the necessity to turn on <br /> the water once again,all controllers shall be activated within twenty-four(24)hours. <br /> b. After 24 hours, the Projects Manager or designee at his discretion may elect to <br /> activate the controllers with City forces and deduct estimated time plus overhead <br /> from the Contractor's monthly invoice. <br /> 4. Contractor shall submit a monthly irrigation report to the Projects Manager or <br /> designee. <br /> a. The report shall be of the format required by the Projects Manager or designee <br /> and shall include, but not be limited to: <br /> i. Controller location, <br /> ii. Address, type of controller, <br /> iii. Number of stations, <br /> iv. Schedule, and run times for each station, turf, ground cover or shrub <br /> irrigation, <br /> v. Condition of site, and <br /> vi. Repairs made for each station. <br /> 5. Irrigation Technician shall maintain a log at each controller location. <br /> 6. Irrigation Technician shall provide efficient use of water at all times. <br /> a. The controllers shall be programmed and monitored to maintain adequate <br /> moisture, optimal for growth and appearance, while eliminating excessive runoff. <br /> i. Adequate soil moisture shall be determined by: <br /> 1. Visual observation, plant resiliency, and turgidity, <br /> 2. Rxamining cores removed by soil probe, <br /> 3. Moisture sensing devices, and <br /> 4. Programming irrigation controllers accordingly <br /> ii. Considerations must be given to: <br /> 1. Soil texture, <br /> 2. Structure, <br /> 3. Porosity, <br /> 4. Water holding capacity, <br /> 25 <br /> MEDIAN AND RIGHT OF WAY LANDSCAPING MAINTENANCE—RFP#25-058 <br />