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. A grading and pavingplan showing all necessary spot grades and dimensions needed to construction the <br /> Project will be provided in the Definitive Subdivision Plan. <br /> i. Wastewater system inverts,manhole grades,pipe lengths and utility crossings. <br /> Provided in the Definitive Subdivision Plan. <br /> j:. Watermain Size. <br /> Provided in the Definitive Subdivision Plan. <br /> C. Sheet SK-.3 <br /> 1. Profile Plan shows no existing and proposed grades for the road centerline. <br /> Complete roadway profiles will be provided for roadway construction in the Definitive Subdivision Plan. <br /> 2. The existing grade at Route.130 is not shown. <br /> Route 130 grades are shown on the Plans. <br /> 3. Profile details <br /> Details required to.build Lettie Lane will be provided in the Definitive,Subdivision Plan. <br /> 4. . Roadway grade waiver <br /> All roadway grades shown on the Plans are in conformance with the Mashpee Zoning Bylaw with the <br /> req a riredlandinggrades oft%%for thefirstforty feet and 4%for the next thirtyfeet. No grade waiver-is <br /> required., <br /> IV. Further Comments, <br /> A. Drainage design and snow removal. <br /> Drainage design concerns were discussed at our Meeting with Mr. Rowley on Febnlaiy 27, 2004, HW <br /> believes that we have addressed all of Mr. Rowley's concerns in regards to drainage by mean of this <br /> response letter,.additional calculations, the revised drainage narrative,anddherevised Plans. <br /> B. Catchbasin interval requirements in accordance.with Town Rules &Regulations. <br /> Catchbasin intervals are in conformance with the Towns R&R's (see Site Plat). - <br /> C. Recommend including frozen ground condition leaching pits in bioretentioa facilities: <br /> Completed as requested,see sheet 5 of the Plan. <br /> Response Letter - - Horsley.Witten Group - <br /> Main Street Village(Lettie Lane)Mashpee;.MA 7 - March.5,-2004 _ <br /> Horsley Wakken Group fi** <br /> -.,uma - <br />