ITB 18-03-02 Parks and Recreational Facilities Landscape Maintenance Services

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City of Sunny Isles Beach | ITB 18-03-02 Parks and Recreational Facilities Landscape Maintenance Services 46 maintain irrigation systems to the City’s specifications and be approved by the City. 3.6.2 ON-GOING MAINTENANCE Required on-going maintenance as follows: Weekly: Contractor is to visually inspect all irrigated areas once per week to identify potential leaks as evidenced by water related plant stress, surface water, dry spots, correct spray patterns, prevention of overspray on pavement, head clogging and retracting, broken or damaged equipment, and paved surfaces and walls affected by irrigation spray. Monthly: Turn system on with controllers and check program. Adjust program as needed for seasons, new plantings, and weather conditions. Verify that system is running 20 minutes on and 20 minutes off, per cycle, to prevent ‘wethose’ hydration (decrease leak rate). Suggested frequency of watering (will vary based on rainfall) is 5 cycles per day/5 days per week during dry season and 4 cycles per day/3 days per week during wet season. Visually inspect valves, filters, and backflow preventers for malfunction or damage and repair as needed. With system running, visually inspect for PVC pipe breaks or ‘wethose’ needing repairs. Always make repairs to all PVC or ‘wethose’ pipe after flushing the pipe. After repairs are complete, turn the system on to verify that no additional work is required. The Contractor shall also conduct meter readings to verify viability of systems at least once per month Quarterly: In addition to monthly maintenance schedule, open flush ports and let water run a minimum of 3 minutes. Check filter elements for excess residual and replace if needed. Annually: In addition to monthly maintenance schedule, replace filter elements and controller batteries. Chemically flush system using ‘Disolve’ (this process will remove iron, calcium, and other buildup on the inside of the ‘wethose’ and PVC pipe). Accidental: Accidental damage to system – Follow the monthly procedure and be mindful to always flush the system before and after making repairs. 3.6.4 CONVENTIONAL IRRIGATION SYSTEMS Requirements for Conventional Irrigation Systems within project limits: The Contractor is to familiarize himself with the existing irrigations systems and is responsible for the repair of all components to insure a continually efficient irrigation system. This includes the adjustment of the controllers to ensure the correct amount of precipitation necessary for viable vegetative growth, always following any South Florida Water Ma nagement District drought guidelines. Contractor is to perform monthly wet tests, or more frequently as