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From page 116... ...
. T h e f o c us of D esi g n E x a m pl e 3 w as o n t h e d et er mi ni n g t h e i nfl u e n c e of str e n gt h g ai n r es ulti n g fr o m Fi g ur e E 1.
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From page 117... ...
. T h e i niti al pr e-c o ns oli d ati o n u n dr ai n e d s h e ar str e n gt h v al u es w er e d et er mi n e d b y c o n v erti n g t h e pr o vi d e d Bri a u d a n d T u c k er ( 1 9 9 7)
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From page 119... ...
w as d et er mi n e d usi n g T erz a g hi's eff e cti v e str ess e q u ati o n wit h t h e gr o u n d w at er t a bl e ass u m e d t o b e at t h e ori gi n al gr o u n d Fi g ur e E 2. R el ati o n s hi p b et w e e n m a xi m u m fri cti o n a n d s urf a c e as s h o w n pr e vi o usl y i n Fi g ur e u n dr ai n e d s h e ar str e n gt h ( m o difi e d fr o m Bri a u d a n d T u c k er, E 1.
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From page 120... ...
S H A N S E P A n al ysis A S H A N S E P a n al ysis w as p erf or m e d t o d et er mi n e t h e a m o u nt of i n cr e as e i n t h e s h e ar str e n gt h of t h e s oil r es ulti n g fr o m c o ns oli d ati o n of t h e s oil b ei n g s u bj e ct e d t o t h e e m b a n k m e nt l o a di n g. A m o difi e d f or m of t h e S H A N S E P e q u ati o n is pr es e nt e d as E q u ati o n 5.
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From page 121... ...
as s h o w n i n Fi g ur e E 4, ο³ z = v erti c al c o ns oli d ati o n str ai n, ο³ = v erti c al s ettl e m e nt of i n di vi d u al s u bl a y er; ο³ ο³ (fr o m b ott o m t o t o p) = s ettl e m e nt pr ofil e ( Fi g ur e E 3)
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From page 122... ...
1 0 ππ π§π§ ,ππ οΏ½οΏ½οΏ½οΏ½οΏ½ ππ π’π’ ,ππ ππ π’π’ ,ππ = οΏ½ οΏ½ β οΏ½οΏ½οΏ½οΏ½οΏ½ ππ π§π§ ,ππ E q n. 1 1 ππ π§π§ ,ππ οΏ½οΏ½οΏ½οΏ½οΏ½ T h e fi n al u n dr ai n e d s h e ar str e n gt h v al u es t h at w er e o bt ai n e d fr o m t h e S H A N S E P a n al ysis w er e t h e n us e d t o d et er mi n e t h e u nit si d e r esist a n c e a cti n g al o n g t h e pil e.
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From page 123... ...
1 4 πΌπΌ π΅π΅ = π΅π΅ πΌπΌ πΌπΌ ππ E q n. 1 5 St e ps 5 a n d 6: D e v el o p t h e d e pt h -d e p e n d e nt l o a d pr ofil e, c o m p ut e e n d b e ari n g a n d a d e pt h -d e p e n d e nt r esist a n c e pr ofil e T h e l o a d a n d r esist a n c e pr ofil e gr a p hs w er e d e v el o p e d b y d et er mi ni n g t h e c u m ul ati v e l o a d i n t h e pil e, as a f u n cti o n of d e pt h, fr o m t h e t o p of t h e pil e t o t h e b ott o m of t h e pil e f or t h e l o a d c ur v e a n d fr o m t h e b ott o m of t h e pil e t o t h e t o p of t h e pil e f or t h e r esist a n c e c ur v e.
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From page 124... ...
2 9 7 6 1 2 9. 4 3 6 4 ο³ z, o ' = i niti al v erti c al eff e cti v e str ess, s u, o =i niti al u n dr ai n e d s h e ar str e n gt h, ο³ s u, o /ο³ z, o ' =i niti al c/ p r ati o, O C Rpr e = pr e -e m b a n k m e nt o v er c o ns oli d ati o n r ati o, ο³ z,f ' = fi n al v erti c al eff e cti v e str ess, ο³ 'm a x = m a xi m u m p ast pr ess ur e, O C R p ost = p ost -e m b a n k m e nt o v er -c o ns oli d ati o n r ati o, s u,f /ο³ z,f ' = fi n al c/ p r ati o, su,f =fi n al u n dr ai n e d s h e ar str e n gt h 124
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From page 125... ...
2 8 1 2 9. 1 9 z = l a y er mi d p oi nt d e pt h, ο³ z,f ' = v erti c al eff e cti v e str ess, su,f = u n dr ai n e d s h e ar str e n gt h, ο³ = t ot al str ess si d e r esist a n c e p ar a m et er, fn = n o mi n al u nit si d e r esist a n c e, F s =s u bl a y er si d e r esist a n c e.
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From page 126... ...
0 5 5 0 m t h at w as c al c ul at e d f or D esi g n E x a m pl e 1. T h e i n cr e as e d s h e ar str e n gt h i n t h e s oil s urr o u n di n g t h e pil e a n d t h e a d diti o n al a m o u nt of pil e c o m pr essi o n w er e o bs er v e d t o c o ntri b ut e t o t h e i n cr e as e i n c al c ul at e d dr a g l o a d .
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From page 127... ...
0 0 0 5 0. 0 2 3 1 c o m pr essi o n, 2.
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From page 128... ...
F or t h e str u ct ur al str e n gt h li mit st at e, t h e d et er mi n e d dr a g l o a d ( 5 8 2 k N) w as m ulti pli e d b y t h e dr a g l o a d f a ct or (Ξ³ D R = 1.
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From page 129... ...
T his i n cr e as e i n dr a g l o a d r es ult e d i n a c h a n g e i n t h e l o c ati o n of t h e n e utr al pl a n e w h e n o bt ai n e d fr o m t h e s oil s ettl e m e nt -pil e s ettl e m e nt c ur v e. T h e g e o m etr y of t h e pil e s h o ul d h a v e b e e n m o difi e d t o e ns ur e t h e l o c ati o ns of t h e n e utr al pl a n e t h at w er e o bt ai n e d i n St e ps 8 a n d 1 2 w er e wit hi n 5ft ( 1.
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