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CITY OF SANTA ANA b. The Contractor shall have an assistant assigned to watch -out for the general public and, if any person attempts to enter the area where IPM/pest control products are being applied, to protect them by stopping their entry into the application zone. Should a person(s) from the general public ignore the assistants warnings, the assistant shall cause the QAUQAC Applicator to cease operations until the DR can be contacted for assistance. c. Following completion of the QAL/QAC Applicators applications, the Contractor's Assistant shall continue to protect the general public by warning them not to enter the pest control application zone until the re-entry zone time frame has passed. 5. Integrated Pest Management (IPM) & Pest Control Services a. Weed Abatement All casual and priority/sports turf areas shall always be free of weeds. Weeds shall be removed by hand and/or approved mechanical, organic or herbicide methods. The Contractor shall apply post -emergent herbicides a minimum of one (1) time per month to abate all weeds to turf areas being careful to not damage or eradicate non -target plant material. The Contractor shall be responsible for the replacement of any non -target plant material of like quantities, size and species per the DRs direction. In addition, the DR may dispatch City staff or other contractor's to remove/eradicate weeds that reach one (1) inch or greater or when weeds exist in turf areas and are not removed/eradicated immediately. In such instance, the cost will be deducted from the Contractor's monthly invoice. ii. The Contractor may elect to apply pre -emergent herbicides as a strategy to reduce the germination of weeds at park properties. Should the Contractor elect to apply pre -emergent herbicides to control the germination of weeds, they shall get written approval from the DR prior to applying specific products. Note, should pre -emergent herbicides harm plant material, the Contractor shall remove the damaged plant material and replace the affected area with like quantities, sizes and species of plant material to the satisfaction of the DR. b. Sport/Priority Turf Management Support Perennial Rye Grass Eradication - Beginning in April all sport/priority turf shall have post -emergent herbicide Revolver (16-17 oz./acre), non- ionic surfactant, a turf marker and ferrous oxide pre -mixed in a tank to eradicate perennial rye grass, poa annual and other turf species indicated on the product label. Following the initial application, the Contractor shall continuously apply post emergent herbicides to eradicate all turf and broadleaf weeds. c. Disease and Pest Control RFP 23-151 City of Santa Ana Page 22 of 99