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SITEWORR SP6CIFICAT �S <br />DEVERLY PARK SUBSTATiON <br />DWG. N0. 0-4171 <br />REV. 0 <br />PAGE 7 <br />foundation oatetial vhete required shall pr.ecede the <br />pla�:ment of all pipe. Bedding ehall be placed in two <br />or more lifte. The first lift shall provide four (4) <br />inches of compacted thichness under [he plpe and shall <br />be placed, sprecd, and compacted befote the pive ie <br />ins[alled so [hat the pipe Ss uniformly supported along <br />the barrel. Subsequent '.ifte of nipe bedding, of not <br />more [han s1a (6) inchee thickness, shall be placed and <br />compac[ed al�ng [he sides of [he pipe to a total addi- <br />tional thick7ess eqaal t•� one fialf the outside diameter of <br />the pire. Care shall be taken [c insute that t,�e bedding <br />material is brought up simul[aneo�isly on both sides of the <br />pipe and that it :s thotoughly �orked under the pipe <br />haunches prior to compac[Sr.g. CarP shall also be taken to <br />insure tha[ [he pipe le proFerly aligned before j�in[s are <br />forced home and [hat joints r.re not contaminated With mud, <br />sil[, gravel ot other foreig�. material prlor to or during <br />placement. Placement of bac}fill tn [tenches shall be <br />compa[ible vith the requirem.nts for station subbase and <br />base course. <br />C. Drainage collection catch baeins shall be City of Everett <br />type "A" or "B" in accordance aith CS[y of Everet[ <br />Standard Plan b402 and 403 tespectively, as specifled on <br />the plan. They shall be installed :o [he true line and <br />grade specifi.ed on [he Dralnage Plan, and in accordance <br />vith the tppical "Type A" catch basin detail. <br />The vaul[ <br />specified <br />true line <br />accordance <br />containing the oil con[ainmen[ valve shall be as <br />on the dravings. It shall be lnstalled to the <br />and grade shovn on the Drainage Plan and in <br />vith Detail 3. <br />9. EROSION/SEDIMENTATION CONTROL <br />A. �nsurfaced graded areas shall be seeded as a means of <br />erosion control immediately folloWing completlon of <br />eatth wotk. <br />B. The seed bed shall be prepared by chaining or o[hervise <br />loosening [he eurface of the soil [o a dep[h of <br />approximately one (1) inch and apply:ng 15-5-0 fer[ilizer <br />at [he tate of 400 lb/acte ot as per [he manufac[urer's <br />recommendation. <br />All areas except the s[a[ion yard, drivevays, draining <br />courses, a strip five (5) feet wide around [he perime[er <br />of [he s[a[ion fence, and any o[her azeas specified to be <br />covered vith crushed surfacing or paving shall be seeded <br />at [he prrscribed rates vith the folloving seed m:x: <br />colonial bent, 10 lb/acre; creeping red fescue, 40 <br />lb!acre; perennial rye, 40 lb/acre; Dutch white clover, 10 <br />lb/acre. <br />DC-4518.5 <br />