A clay soil specimen when tested in unconfined condition gave an unconfined compressive strength of 100 kN/m^{2}. A specimen of the same clay with the same initial condition is subjected to a UU triaxial test under a cell pressure of 100 kN/m^{2}. The axial stress (in kN/m^{2}) at failure would be

Four bolts share the load P as shown in the figure. The shearc strength of bolt is 30 kN and tension strength of bolt is 40 kN. Which one of the following is the value of P ?

The object of chain and cross-staff survey is to 1. locate the boundaries of an area. 2. plot the figure to a scale. 3. find the area of the plot. 4. find the reduced levels of the plot. Which of the above statements is/are correct ?