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SECTION 25 1.9~ ROTJLING OF SU""\GRADE The ro1line of the subgrade to obtain compaction may be required at the discretion of the engineer. vnlen it is required, the contractor shall furnish the necessar~ labor and equipment and perform such work to the satisfaction of the Village Engineer. SECTION 26 CONSTRUCTION OF FILLS Uhere it is necessary to construct a fill ",hich j.s more than one foot in depth, the material shall be placed in lifts of not to exceed 6" and eael; . lift irill be compacted in a manner satisfactory to the engineer. The use of moving equipment may furnish this necessary compaction but in case it does not because of the particular type of material being used, other mechanical means of compacting the fill shall be furnished and used by the contractor. SECTION 27 BERH CONSTRUCTION . The berm or sidewalk bench shall be con3tructed as shown on the plan in all cases and the contractor ivill be requirod to exercise the same care in bringine this portion of the street to the proper grade and cross section as requirod for tlle roadway itself. For the purpose of final ~tppearance, emphasis will be placed upon the construction of a straight line at the top of the gutter and at the spring line Hhich irill usually be 30.0 feet from the center li11e. Ir grading this berm, the contractor shall mike a] lo"rances in the grade for any..topsoil which is to be placed. SECTION 28 CULVERTS AND DRAINAGE flII culvert material. shall conform with the current material specU'ica- tions of theS'tate Highway Department for that particular type of culvert. All of the material and labor incidental to the placinb of these culver ts and the con~truction of the necef3sary ditches "Jill be in accordance with the plans and specifications approved by the Villace Engineer and will 1.,e furnifjhcd b~r t.he developer. SECTION 29 REPLACING TOPSOIL After the grading has been completed, the topsoil wHl be taken from the stockpiles and spread over the slopes and the boulevard as uniformly as possible. SECTION 30 /. FINISHING After the driving surface, i.e. the 30.0 foot "Jidth between gutter~, has been proper]y excavated and backfilled where necessary to provide the m.inimun thickness uf ten inc118s of selected material, preferablYl gravel or sand vJith sufficient binder soil to assu~e compaction, tho entire road- ~JaY shall be finished and shaped inexact accordance VTith the plfans and these specifications. Handwork shall be per formed vJhcre necessary. , I GRAVEL SURFACING 't.Jhen the surface of the street has been finished in accordance with para- graph No. 18, the Village Council may require additional gravel material to be placed on the driving surface previous to the application: of asphal- tic road oil. The quantity of gravel material to be placed on the driving surface may vary depending upon the type of soil in the subgrade. The en- gineer shall decide upon the quantity of gravel to be placed on any road or part of any road or street. The gravel material used for this purpose shall be crushed gravel and it snaIl 'confo~ with the standaDd specifications of the Minnesota State Highway Department Section 3138, Class 1. (7) SECTICN 31