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Phil Johnson'Ballfields 33.46.16.19 <br /> City of Everett Parks&Community Services ATHLETIC FIELD DRAINAGE <br /> D. Aggregate backfill Sample. <br /> E. 12"Section of drainage pipe(all sizes). <br /> F. Product cut sheets or all structures,pipe,bedding,adhesives,mortar to include pipe <br /> submittals with perforation information on all pipe sizes. <br /> 1.08 QUALITY ASSURANCE(Tests and Inspection Requirements) <br /> A. Landscape Architect shall inspect and approve all subgrades prior to installation of any <br /> field drainage. <br /> B. Landscape Architect shall inspect all installed bedded collector and lateral lines with laser <br /> set by the contractor prior to final burying. <br /> 1.09 DELIVERY,STORAGE AND PROTECTION <br /> A. Contractor shall protect all pipe,catch basins,and materials from weather and other <br /> construction materials. <br /> 1 1.10 FIELD VERIFICATION <br /> A NA <br /> 1.11 WARRANTY <br /> A. Shall be 1 year from final acceptance; on all parts and workmanship. <br /> I <br /> PART 2—PRODUCTS <br /> 2.01 COLLECTOR DRAIN PIPE(if required upon inspection) <br /> A. Shall be HDPE,N12,gasket pipe,or approved equal. <br /> B. Size as per drawings. <br /> C. Perforation shall be slot perforation,and shall be pattern type B <br /> D. Perforations shall be approx. 3mm in width,and 22mm in length. <br /> E. Collector drainshall be bedded in pea gravel for 6"above crown of pipe and balance of <br /> trenching to be bedded in permeable base course aggregate per section on all sides and <br /> I base. <br /> 2.02 FIELD UNDERDRAIN PIPE <br /> A. Field underdrain pipe shall be perforated,corrugated,ADS 4"tubing in conformance <br /> with ASTM F 405 size as shown on Drawings as manufactured. <br /> Page 3 of 6 2/4/2019 <br /> Job#2019-054 <br /> Div 33 <br /> Provided to Builders Exchange of WA, Inc. For usage Conditions Agreement see www.bxwa.com - Always Verify Scal <br />