Example 1
Calculate the ultimate bearing capacity of a 12m pile with a diameter 1.3m driven into a soft clay with sat=17kN/m3. The unit weight of the pile 27 kN/m3. The water table is 1m below the ground. The undrained shear strength of the soil is shown
Answers to Tutorial questions (Class 7)
1.1. A single pile with the diameter of 0.5 m and is imbedded into clayey soils with depth of 6m. There are two layers of different soils. The upper layer of the soil is 2 meter thickness and its undrained strength
Answers to Tutorial questions (Class 8)
2.1 As shown in the sketch, a group of seven piles is arranged in a circle. All the piles are floating concrete piles with a diameter of 1.2m and cast in place with 12 meters imbedded into sand. No water exists with
Tutorial questions 3
1 A hollow steel pile of circular cross section has a radius of 0.5 m. It is driven to a depth of 15 m into a layer of sand with a relative density of 0.6 and unit weight of 18 kN/m3. There is no sign of water in the layer. The rock b
Civl 462/909 Class 12: Tutorial questions I The soil conditions adjacent to a sheet pile wall are given in Fig. A surcharge pressure of 50kN/m2 being carried on the surface behind the wall. For soil 1, a sand above the water table , c=0; =38 and = 18 kN/m
Civl 462/909 Tutorial questions i) The back of a 10.7 m high wall slopes away from the soil it retains at an angle of 10 to the vertical. The surface of the soil slopes up from the top of the wall at a surcharge angle of 20. The soil is cohesion less with
Answers to Tutorial questions 2
1 As shown in the sketch, a group of seven piles is arranged in a circle. All the piles are floating concrete piles with a diameter of 1.2m and cast in place with 12 meters imbedded into sand. No water exists within the lay
Answers to Tutorial questions 1
1. A single pile with the diameter of 0.5 m and is imbedded into clayey soils with depth of 6m. There are two layers of different soils. The upper layer of the soil is 2 meter thickness and its undrained strength is 30 kPa.
Geomechanics 2 Civl 462 Tutorial Sheet - 5 1. A reinforced concrete foundation of dimensions 20 m X 40 m exerts a uniform pressure of 200kPa on a semi infinite saturated soil (E=50 MPa). Determine the value of immediate settlement under the foundation. (a
Geomechanics 2 Civl 462 Tutorial Sheet - 4 1. A footing 3 x 3m is to be located at a depth of 1.5 m in a sand deposit, the water table being 3.5 m below the surface. Values of standard penetration resistance were determined as detailed in Table 1. Determi
Geomechnics 2 Civl 462 Tutorial Sheet-3 1. A strip footing is to be designed to support a dead load of 500 kN/m and an imposed load of 300 kN/m at a depth of 0.7 m in a gravelly sand. Characteristic values of the shear strength parameters are c=0 and = 40
Geomechnics 2 Civl 462
Tutorial Sheet-1
Q.1: A clay has properties Cc = 0.4, Cr =0.05. Determine the final void ratio for the
following situation:
a. Initially =50 kPa, e =1.2, pc = 100 kPa, Finally = 90 kPa
b. Initially =50 kPa, e =1.2, pc = 100 kPa, Fin