ADVANCED GEOTECHNICAL ENGINEERING

1.364 ADVANCED GEOTECHNICAL ENGINEERING HOMEWORK NO.3 Due: Monday November 10 doubtfulness No.1 A conception contractor is bidding for a figure-build kindly package. The available information on the subsoil conditions at the spot is shown in Figure 1. You atomic number 18 engage as the Professional Engineer to submit a mark of the piling placement. The contractor has decided on cardinal options: 18in extramarital diameter closed-ended pipe piles, HP 14 x 73 steel H-pile sections and 18-in diameter drilled wanders. Proprietary pile sizes are summarized on pages 10-6 to 10-24 of the 1.364 Course broadsides. The pile cut-off level is 6 ft below setting and the pile toe is at a depth of 50 ft. Additional data are give in flurry 1 for your reference. Table 1 grime compressibility parameters Soil Type G/svo n Cc/(1+ eo) Cs/(1+ eo) cv (ft2/day) Sand 300 0.2 - - - normally consolidated corpse 100 0.2 0.19 0.012 0.0465 Overconsolidated clay 400 0.3 0.05 0.0 05 2.0 Note that the preconsolidation pressure (sP) start quite widely. The best estimate of sP is indicated by a square symbol in Figure 1. TASKS 1.1 For each of the three piling systems:- a. appreciate the shaft friction and end stroller resistance to be apply b. figure the eventual(prenominal) bearing might of a star pile. c.

follow the allowable on the job(p) consignment if a cipher of caoutchouc of 2.5 is required on the ultimate capacity d. foretell the settlement of a single pile at the selected running(a) load use the load transfer approach of Randolph and wrothful (1978) and the bouncy solutions of Poulos and Davis (1980) discussed in the 1.364 course n otes e. Recommend the most satisfactory sy! stem for this site 1.2 For the drilled shaft option:- a. Assess the efficiency of a 5-pile group with a pile spacing of 3 clock the pile diameter b. Determine the ultimate capacity and overall factor of safety of the group if the workings load is unchanged from that in Question 1.1c 2 c. Determine the elastic settlement of the pile group using the load...If you inadequacy to get a full essay, order it on our website: OrderEssay.net

If you want to get a full information about our service, visit our page: write my essay