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• City/District 4-J Park Maintenance Standards MODE II-YSP February 8X,8000 The following standards are based on the park maintenance standards published by the National Recreation . i ~ and Park Association (NRPA), Mode II: High level maintenance -associated with well developed park areas with reasonably high visitation. As allowed for by the NRPA's standards, some adjustments have - been made to better fit local conditions and situations. The Mode lI YSP standards, below, will apply only " to the identified Youth Sports Parks. Turf care - Youth sports parks will contain two types of turf areas: sports turf, defined as the grass j playing surface of designated sports fields, and park turf, irrigated turfgrass outside the boundaries of sports fields. These two types of areas will be maintained to different standards: Sports tunf'- Mowed a minimum of and once every five working days. Aeration as required, but not less than twa times per year. Over-seeding practiced to maintain turf stand and vigor, based on sport and level of play. Re-seeding or sodding when bare spots appear. Top- dressing as required to maintain adequate playing surface. Weed control and/or spot " renovation practiced when weed present.visible problem, interfere with play, or when - weeds represent 5% of the sports turf surface of any field(s), as a goal, but no more than 10% in any case. Park Turf - Mowed once every five workng days. Aeration as required, typically to relieve visible turf _ stress due-to soil-compaction.-Over seedmg ma_ be racttces.#o re anvi orate-weak-or#hin.__ . Y- ~ turf stands. Re- or ~ when bares . _ seeding sodding pots appear. Weed control andlor spot renovation practiced when .50% of identifiable small area is weed infested or when weeds represent 25% of park turf surface. Fertilizer - Adequate fertilizer level to insure that.all park turf and landscape plant materials are healthy and growing vigorously. Amounts depend on species, length of growing season, soils, and rainfall. Rates should correspond to the recommendations or the Oregon State university Department of Horticulture and/or the County Extension Service, or an equivalent recognized authority. Sports turf - In addition to the above, sports turf may requireJreceive additional or supplemental fertilizer application or soil arnendn?ents due to high user traffic or the sports/season played and resultant need to keep grass vigorously growing earlier or later than normal for park turf; above.. Rates should correspond to the recommendations of the Oregon State University Department of Horticulture and/or the County Extension Service, or an equ~ en ecogn authority:... _ Irrigation - All sports turf, park turf, and landscape planting within the Youth Sports Parks will be irrigated by an automatic irrigation system connected to a centralized, automated control - system linked to a weather station that automatically adjusts irrigation rates based on local weather and evapo-traspiration rates. - •~Q--~ OO~rG7 1