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DIVISION 02 Section 2711 Foundation Drainage Systems ' <br /> ' <br /> SECTION 02711 ' <br /> FOUNDATION DRAINAGE SYSTEMS <br /> PART 1. GENERAL ' <br /> 1.01 CONDITIONS OF THE CONTRACT ' <br /> A. The Conditions of the Contract(General,Supplementary,and Other Conditions) <br /> and the General Requirements(Sections of Division 1)apply to the work of this section. <br /> 1.02 SUMMARY , <br /> A. Work includes installation of foundation drain piping system of 4"corrugated,perforated ' <br /> polyethylene piping around struchue on East and North sides,and to outfall as directed. <br /> Drainpipe from point identified as CB.3 (on sheets 2/28 and 9/28)to pipe apron is to be <br /> 15'dia.Corrugated polyethylene pipe. <br /> B.Related Sections: � <br /> 1. Division 2 Section-"Earthwork." ' <br /> 1.03 SUBMITTALS <br /> A. Submit product data for the following: ' <br /> 1. Corrugated,perforated polyethylene piping. <br /> ' <br /> PART 2. PRODUCTS <br /> 2.0 MATERIALS , <br /> A. Pipes and Fittings:The applications of the following materials are indicated in <br /> Piping applications pazagraphs. ' <br /> 1. Perforated,Polyethylene(PE)Fipe and Fittings:ASTM F 405,corrugated, for <br /> coupled joints. , <br /> a. Couplings: Manufacturer s standard,band type. <br /> 2. Meeting MNDOT specification-2000 edition. ' <br /> 3. Provide with filter sock entire length. <br /> 2.02 SOIL MATERIALS <br /> A. As follows: ' <br /> 1. Impervious Fill:Clayey gravel and sand mixture capable of compacting to dense <br /> state. , <br /> 2. Filtering Material:Evenly.graded mixture of natural or crushed gravel or crushed <br /> stone and natural sand,with 100 percent passing 1-1/2-inch(37.5 rnm)sieve and 0 <br /> to 5 percent passing No.50(0.3-mm)sieve. , <br /> Page 02711 - 1 <br /> HENNEPIN COUNTY Orono Salt Storase <br /> March 22,2002 Project No.:0031569 Contract No.:0751R2 ' <br />