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<br /> <br /> <br />ANGLE OF <br />REPOSE <br />.(_ 310 <br />32° <br />33° <br />- 340 <br />35° <br />36° <br />_3~e <br />3 B° <br />39° <br />-40° <br />41° <br />_q2° <br />I G4~ ' <br />SAFETY FACTOFS FOR RIPHAp <br />PROTL'CTION <br />rrilh <br />Do~h•n;lopo Vclot~ty Anglo <br />(~) F.quol to Zcro <br />SIDE PIVOT S'(ADILITY SAFETY <br />• SLOPE LINE ;;Utdf3ER FACTnR <br />4:1 <br />3: I <br />z-Ina <br />2:1 <br />I - I/2:1 <br />Adopted from: <br />SAFETY F:~CTCRS FOR <br />i<IPRAP FkOTECTIOI.I," <br />Sfevtn~,l.!.A., Sir~;cnS,D.E. ani <br />Lewis, G. L., CSU Publ. <br />CEP73-74L4AS-CAS-GLL63 <br />Celo. Slc~n Uniz., FI. C.:'I:ns, <br />Cola., 1974. <br /> <br />Fig. III-4 <br />?g <br />¢@:. ~-.. -~..,e .:... ....: .. ...' .:. ...... ..... ..:, ... <br />- _- _-----_- -- - -- I ~. _ u._ <br />0.4 <br />0.5 <br />0.6 <br />o. ~ <br />O.B <br />0.9 <br />I.O <br />1.5 <br />0 <br />d <br />YlCH 7/17/7_ <br />i <br />-I <br />