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(9) <br />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 />MEDIAN AND RIGHT OF WAY LANDSCAPING MAINTENANCE — RFP #25-058 <br />25 <br />