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Figure 1
(a) Plan of strengthened end bearing GP (b) Sectional elevation at 1–1 of a single strengthened end bearing GP, subjected to load F, revealing strengthening effect. (c) Problem description sketch, development of interfacial shear stresses on soil due to a single strengthened end-bearing GP.
Figure 2
Basic mirror image methodology for GP.
Figure 3
Variation of displacement affecting component for the top of GP, DT, with strengthening factor for the top, χt, or strengthening factor for the bottom, χb. Impact of the relative stiffness of GP, Kp; PLST of GP, ηt; PLSB of GP, ηb; and relative stiffness of bearing stratum, Ebs/Ess, on a single partially strengthened GP(Lg/Dg=10, ηt or ηb=10%).
Figure 4
Variation of displacement affecting component for the top of GP, DT, with strengthening factor for the top, χt, or strengthening factor for the bottom, χb. Impact of the relative stiffness of GP, Kp; PLST of GP, ηt; PLSB of GP, ηb; and relative stiffness of bearing stratum, Ebs/Ess, on a single partially strengthened GP (Lg/Dg=10, ηt or ηb=20%).
Figure 5
Variation of displacement affecting component for the top of GP, DT, with strengthening factor for the top, χt, or strengthening factor for the bottom, χb. Impact of the relative stiffness of GP, Kp; PLST of GP, ηt; PLSB of GP, ηb; and relative stiffness of bearing stratum, Ebs/Ess, on a single partially strengthened GP (Lg/Dg=10, ηt or ηb=30%).
Figure 6
Variation of displacement affecting component for the top of GP, DT, with strengthening factor for the top, χt or strengthening factor for the bottom, χb, such that χt= χb. Impact of the relative stiffness of GP, Kp; PLST of GP, ηt; PLSB of GP, ηb; on a single partially strengthened GP (Lg/Dg=10, Ebs/Ess=100).
Figure 7
Variation of displacement affecting component for the top of GP, DT, with strengthening factor for the top, χt, or strengthening factor for the bottom, χb such that χt= χb. Impact of the relative stiffness of GP, Kp; PLST of GP, ηt; PLSB of GP, ηb; on a single partially strengthened GP (Lg/Dg=10, Ebs/Ess =100).
Figure 8
Variation of displacement affecting component for the top of GP, DT, with strengthening factor for the top, χt or strengthening factor for the bottom, χb, such that χt=χb. Impact of the relative stiffness of GP, Kp; PLST of GP, ηt; PLSB of GP, ηb; on a single partially strengthened GP (Lg/Dg=10, Ebs/Ess =100)
Figure 9
Variation of displacement affecting component for the top of GP, DT, with strengthening factor for the top, χt, or strengthening factor for the bottom, χb. Impact of the relative length of GP, Lg/Dg; PLST of GP, ηt; PLSB of GP, ηb; and relative stiffness of bearing stratum, Ebs/Ess, on a single partially strengthened GP (Kp=50, ηt=ηb=20%)
Fig. 10
Variation of PLTB of GP, (Fb/F)×100 with strengthening factor for the top, χt, or strengthening factor for the bottom, χb. Impact of the relative stiffness of GP, Kp, and relative stiffness of bearing stratum, Ebs/Ess, on a single partially strengthened GP (Lg/Dg=10, ηt or ηb=10%)
Figure 11
Variation of PLTB of GP, (Fb/F) ×100 with strengthening factor for the top, χt, or strengthening factor for the bottom, χb. Impact of relative stiffness of GP, Kp, and relative stiffness of bearing stratum, Ebs/Ess, on a single partially strengthened GP (Lg/Dg=10, ηt or ηb=20%).
Figure 12
Variation of PLTB of GP, (Fb/F)×100 with strengthening factor for the top, χt, or strengthening factor for the bottom, χb. Impact of the relative stiffness of GP, Kp, and relative stiffness of bearing stratum, Ebs/Ess, on a single partially strengthened GP (Lg/Dg=10, ηt or ηb=30%).
Figure 13
Variation of PLTB of GP, (Fb/F)×100 with strengthening factor for the top, χt, or strengthening factor for the bottom, χb, such that χt= χb. Impact of the relative stiffness of GP, Kp; PLST of GP, ηt; PLSB of GP, ηb; on a single partially strengthened GP (Lg/Dg=10, Ebs/Ess=100).
Figure 14
Variation of PLTB of GP, (Fb/F)×100 with strengthening factor for the top, χt, or strengthening factor for the bottom, χb, such that χt= χb. Impact of the relative stiffness of GP, Kp; PLST of GP, ηt; PLSB of GP, ηb; on a single partially strengthened GP (Lg/Dg=10, Ebs/Ess=100).
Figure 15
Variation of NSS, τ*E= τ(πDgLg)/F with normalized depth, z*g=zg/Lg. Impact of strengthening factor for the top, χt, or strengthening factor for bottom, χb, on a single partially strengthened GP (Lg/Dg=10, Kp=100, ηt=20%, ηb=20%, Ebs/Ess=100).
Figure 16
Variation of NSS, τ*E= τ(πDgLg)/F with normalized depth, z*g=zg/Lg. Impact of strengthening factor for the top, χt, or strengthening factor for bottom, χb, on a single partially strengthened GP (Lg/Dg=10, Kp=100, ηt=30%, ηb=30%, Ebs/Ess=100).