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<br /> 1,-----a 625.4.1
<br /> requirements 625.2.2 Salvaged topsoil, Salvaged topsoil shall c:ons;st of the natural slum, sand~'
<br /> loam.silt Ioatn,silty dol. 1001 in or clay loam ht,tnu.s-hearing soils avdifable from the over.
<br />?iful materials. lying portions of the areas contemplated by the plans or contract to he occupied by the
<br /> completed roadwav
<br />;el with wale,. 625.1 Constitructri,n Methods.
<br />•ibutor device
<br /> S shall have a 625.11 Preparation of Roadway for Topsoiling. .All arras designated to be covered •
<br />:hut-off valves with topsoil shall be undercut or underlined to such a degree that when e v'rred to the
<br /> required depth with topsoil the finished work wit be. it accordani,C win the required
<br /> i incorporated lines. grades. slopes and cross sections.
<br /> Such work will be considered subsidiary to the items of T1 nsc;il or Sr+IvaeJ Tons,-,0
<br /> w.s nteleted or
<br /> and no additional compcntiairon will he made therefor.no:'will allowance he made rh<-•r,2_
<br />:he equipment
<br /> rgrade or base f;7-in the final measurement for Quantities of the.several I:nr: r,r c1:a ,t•;or F
<br /> o25.3.2 Processing Topsoil or Salvaged "in .
<br /> $ Topsoil. All areas from .r.ti h tors,-,11 is jive,_ .
<br /> by volume. in cured shall be cleared, if necessary, by means of mowing weeds or r,t her vegetation to a I
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<br /> by volume height of approximately six inches and freed from any litter such as brush. rock or for- '
<br /> 1 or permitted cifitt material of'i�bjectionaable size or quantity
<br /> •,air pc by ap- The humus-hearing ,oil shall then he stnppcd off to such depth .,s available or ,{s 1?
<br /> ii to excess of necessary to produce sut;icient volumes to cover the designated areas to the required
<br /> depths, inking all practicable care to avoid incorporation of any of the render lvir,g stern.-
<br /> soil Ih<,ewith.
<br /> paid for at the The topsoil thus stripped from these areas may be stockpiled On:,rly;onvcnient place , I1
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<br /> Ube full cum-
<br /> i. on the right-of-way so that It can he reclaimed and spread on the areas designated, or it
<br /> i for all labor, may be placed directly on the desii;nated are provided they have been prcl,:;rrc.l t., ,;l
<br /> rk rexeive the Same",
<br /> g and applica-
<br /> Any appreciable volumes excavated In excess of the stets !unt> FC 'tilers; iu F' l
<br /> easureincnt or
<br /> these requirements shall be disposed of hv-the contractor with no additional c/amp enisa- �i!
<br /> titan.and in the case of Salvaged Topsoil,deductions from the pert inrnl hxc i.at,, n'tents
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<br /> will be made at the applicable contract unit prices for such Excavation items in amounts �I
<br /> required to supplant the excess topsoil material thus wasted
<br /> PSCIIL 625.3.3 Placing. After the areas upon which the .topsoil is to he placed have been F
<br /> i ptciraretl arid finished Era the required line;; grades, slopes and cross section, the topsoil a
<br /> It shall be placed and spread thereon to a uniform depth as.shiiss Ti on the plans or required
<br /> r, in the contract,or if none is so shown,10 a depth of three inches or such greater depth ;.4!, II
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<br />•bearing soil, %', designated by the engineer.
<br />'rom locations 1 All clods and lumps shall he broken down by means of harrow;.discs or other apple-
<br /> i the placing, ,r, priate cyuipmcnt to provide a uniformly textured soil
<br /> in the contract In urban or other areas where a lawn iype turf is desired, 1001 percent of the tons:,11
<br /> 1.tt shall pass a one-inch sieve and at least 90 percent shall pass the No 1(}sieve t
<br /> psoil from the "%' Rocks, twigs,rinds that will not break down and other foreign material shall h re-
<br /> movcd.and the entire surface shall be dressed to present a uniform appearance Rollins;
<br /> is and to such will not he required
<br /> reclamation, Where light sand
<br /> required tththe ''..:..t. IWt71 y soils are covered with heavier clay hearing loans as topsoil:, ibe
<br /> ypcs ol'soils shall be mixed or blended t.,;t more or less homogeneous m,xtJ, h,
<br /> meuns of discs, harrows or other appropriate equipmrnr
<br /> • t 62,.-4 Method of Measurement.
<br /> silt loam xdtY 625 1
<br /> plant life and 4,1 Topsoil. 1olvso:! will he rncasurtd by the square used of by tl,r cuhl. uteri a:
<br /> Provided in the contract ll G
<br /> When measured by the square vivid. the qua ntity to he II 1
<br /> the lirtual measured fi r navnhcnt chain be !
<br /> nurrrher of syuarc yards of aiea t1rpsoiled to the depth p ailed vs thin the
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