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I 02200 Pqe 10 <br /> EARTHWORK <br /> IF. Wherever�trenrh b�cahted N�Paved�°+�''n'��''�ur cWra`e badn,dam,or other arca wfiere <br /> minp�tttdameng wuld be devimenW �nd Mhere th��cey�d mauda4 do not meet backtill <br /> Ispedficadont.Convector shatl plaa swcdud 81!or kan concrete as backfill in the vench. <br /> G. Wherc a blanket of dprap b required on toP d th� tre� b°��� C°nvacwr chell plece the <br /> backfill w the devadons ahown on the Dn�ringa or to the deva8oe dtrectad bY the Engineer. <br /> I Level the baddill to provide e unifortn(oundadon for the overly[eg mete�isl. Pdor to pladng Ihc <br /> overlyfng matedal, prepsre the subgrnde at rcquircd fn Par.Braph 3A5 or es requireA by the <br /> Engineer. <br /> IH. In traHic areu,the Convactor ehell uu swctunl till es bsddill. <br /> I 3.11 BACKFII.L FOR UI'II.Tf�ES <br /> A. Conuactor ahtll place pipe beddln6 mated� belm+, eround e�d over buded udlity Ilnes fn a <br /> I menner not a�Usturh or damage WWlatlon. Extend fi� a minfmum of 6 inehea under and 12 <br /> inrha over Iina. :lace All In unVorm Iitm ooncurtently on either side d the buried uUliry. Place <br /> in Iifu not aaeedtng 6 inches in looae th�cimes+• Moisturc condldon W 2 to 396 wet of optlmum <br /> moisnue content and compaM to at leatt 9096 of maximum dry derufry (ASi'M) D1557) (9596 <br /> I wder awctura and roedweyu)• Uu s 1-irrch-�+Ide epprwed p�ssdc vami�6�ap�a mark buried <br /> ferrous linea. Uu�1•inch-wfde epproved meWllc plaadcvaming tape eo merk buded nontertouc <br /> Iina. Poaidon upe contlnuously 2 ket �bove top ot Iina Baclddl to grede u apedfied by the <br /> IDrawings. <br /> 3,12 MECHANICAL COt�ACi'�ON FOR PIPE TRENCH BACKFQ.L <br /> I A. Convutor ahdl compact`eneral RII uud �s bacidill meterial to 9096 mudmum densiry(ASCM <br /> D1557) and swctural fill used u ba�ll w 9596 marimum densiry (ASI'M D•1557), using the <br /> procedurea and cpedficatlons oudined hereln unless modifled In wridng by the Engineer. <br /> Ig, Convactor ahell provide the proper aiu and rype of comPa�don WWPmmt end ulect the proper <br /> method ot udll�ng It to attafn the requfred compactlon density. As requlred �n Peregreph 1.05, <br /> I spedfiutloro on a 'psctlon equipment w b�used shall be aubmitted W the Engineer(or review <br /> at least 14 deys prior w fu Intended use. lettlng tor oompectlon �he� no�be P��t�ed� unless <br /> approved by the Engineer. <br /> I3.13 FINE AND COARSE GRAVEL. <br /> p, Plece dralnege arevel beneath nwcNrea end in the peat wetland ueu, to the Iines end gredes <br /> t shoan on the Drawdnga or u requircd In wridng by the Engineer. <br /> I B eapcxied a�ubgrufe wils to at I u 95 of ine�dmum dry deruiy(ASI'b1 Dl 57��s depth of 12 <br /> ! In�ha. <br /> I <br /> C. Place drainsge anvel in ma�dmum 8-Inch loase Iift thidmw,moisture oonditlon W wilh�n 296 of <br /> I opdmum moisture, md comPect eo not Im th�n 9S%of ma�dmum dry densfry (ASTM DI557). <br /> Moisture condidoning of drainage gravel may be omitted if►equired dentidea can be obtained. <br /> � 3.14 GRAVEL SURFACING <br /> A. The Convactor shall place surfaa ar�vel u Iedlcated on the Drwfn�s. Whui a compaded layer <br /> Iof 6 incha Is indicated, the material m�y be p�+ad In �sing�e layer. When e aompacted layer <br /> BDBP <br /> I090190 <br />