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<br />rn <br />Conceptual Design of Roadway <br />Geotechnical Design Parometers <br /> Paved Travel Lane Travel Lone Paved * (Preferred for heovy-trucks) <br /> Shoulder Sh oulder* <br /> z rr_~ <br />5 R. MIN. ~4 tf 72 ff. 12 ft. 4 ft~ Topsoil + Revegetation <br /> <br />µ <br />on°u" % 29,y G <br />OQaio <br />s <br />s <br />a ti.~v ux. <br />N ~v m sn.. r~ <br />s <br /> <br />Invert or ditch below N.rv 3 <br />1V d) <br />6e <br />Silty Clay (A <br />-6) <ompaded to 959, standard proctor <br />R <br />ensl y mo <br />~'1P ~ ~ <br />rpr <br />bottom o/subbase (P'cfe -vogue l9 e ereoJ <br />where possible. <br /> 24° min. recompocted subgrade (silty Clay) <br />Layered Fl exible CUf SECtI0Y7 or <br />RaVem ent (See Flg are S) 36" min. overexcavote and replace with (silty Cloy) <br /> in weathered shales <br />Scale (Ff.) <br />Paved Travel Lone Rovel Lane Paved <br />0 5 70 Shoulder Shoulder <br />2 rr- 72 ft. 72 ff. <br />Topsoil + Revegetation ~ ~ ~ ~4 tt~ ~ ~4 vP~ ~ Topsoil +Revegetation <br />29 9% <br />tla. an: rterred) ~ Compacted Embankment (pe` ~ <br />~" ~ Cpre Silty Clay (A-6) compacted tc 957, standard proctor reredJ <br />R-value 79 <br />I ! Sub de stn ed or or ' <br />gro pp ganm moteripl (upper 1Y) <br />scarified and compacted l0 959, slantlord proctor density <br />L oyered Flexible ~ continuously be"a, au mlo e,lsrnq Slopes steeper mon aHnv <br />Pavement (See Figure 5) FI~~ S2CtI0Yl R""`" <br />CDOIi 1999 Pavement uanuM <br />CDOL 1999. Design Guide VOI. 1 <br />Pue010 COUnIy, 1999. FuncliOnvl Clvssl(ICVIIOn PIOn <br />PueNO COUnI 1999, Roodwoy peaign and ConalmcNVn Sbndvrds <br />Rb GnnOe PoRIenO CementCwporeAm Rb Grerde Porllarb Cemenl •fq~RW N'+.o.u <br />MICHAEL W. WEST eweebleryor Gl~po c.m.nm, e. cwl„en,u a.e ROn: c~r.n ~COrIRpa Vy ~e w~~~~r"'"'" <br />& ASSOCIATES, 1NC. <br />~E~EB!!ED <br />MAR,'1 `3 2002 <br />Division of Minerals end Geology <br />TI <br />a <br />C <br />fD <br />w <br />D <br />(D <br />to <br />0. <br />D <br />N <br />N <br />O <br />7 <br />N <br />