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Rifle Gravel Pit#1 Project No.21-010R-C2 <br /> Garfield County,Colorado <br /> w�am xr.uw <br /> sr..rrsrr ww PWns� W�1 suwos�lw IM Wtl <br /> s. ❑ xzo uowreviome zm ss <br /> c.,.es� ■ zzs x.x wwtwmme zm <br /> w..r ■ xza x.s sw.+.o�iomm c <br /> [Fedor of Safety=1971. I""""0bib�`w a+w ■ xx[ wd,rWe� ,oN xe <br /> mml'us,so' i <br /> 'rev�r N r <br /> -_ i rrw...rmwwwpaww <br /> rn ..�»ter..: <br /> Figure 2 — Slope stability for east section (Section B) <br /> Figure 3 depicts the slope stability model for the north section (Section C). The model suggests <br /> a FS of 2.1 which is well above the minimum typical standard of 1.5. In addition, the theoretical <br /> failure surface is at least 75 feet from the nearest existing permanent facility. <br /> r. .,.. — z <br /> 9 ❑ , x00 x, <br /> aw.w.>. ■ ,x, x00 to <br /> w..r ■ xto ,., xd.�... a ,x <br /> 'Factor of safety=2 081 <br /> wing w ma.*acmer.,rr <br /> yT I� <br /> h.e.me.rx»>r H N ax.' <br /> a <br /> x a. <br /> I <br /> - 1 <br /> Figure 3 —Slope stability for north section (Section C) <br /> 4 a� <br />