A canal is excavated to a depth of 4 m belowground level in a soil having C = 15 kN/m²,= 18°, Ysat = 20 kN/m³. The side slopes ofthe canal is 45°. Take Yw = 10 kN/m³.Taylor's stability number method is used todetermine the factor of safety of the slope.The stability number (Sn) is given below.For = 18°, S₁ = 0.075For9⁰, Sn = 0.125If the canal is suddenly emptied, the factorof safety of the slope is

Answered: Image /qna-images/answer/11fbd201-29f2-4460-933b-a6dbf13737b4.jpg

A canal is excavated to a depth of 4 m below ground level in a soil having C = 15 kN/m², 3 = 18°, Ysat = 20 kN/m³. The side slopes of he canal is 45°. Take Yw = 10 kN/m³. Taylor's stability number method is used to Hetermine the factor of safety of the slope. The stability number (S₂) is given below. For o 18°, Sn = 0.075 For o=9°, Sn=0.125 f the canal is suddenly emptied, the factor of safety of the slope is

A canal is excavated to a depth of 4 m below ground level in a soil having C = 15 kN/m², 3 = 18°, Ysat = 20 kN/m³. The side slopes of he canal is 45°. Take Yw = 10 kN/m³. Taylor's stability number method is used to Hetermine the factor of safety of the slope. The stability number (S₂) is given below. For o 18°, Sn = 0.075 For o=9°, Sn=0.125 f the canal is suddenly emptied, the factor of safety of the slope is

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

1: An embankment is to be constructed by making use of sandy clay having the following properties: c' = 35 kN/m², o' = 25° and y= 19.5 kN/m³. The height of the embankment is 20 m with a slope of 30° with the horizontal as shown in below Figure. Estimate the factor of safety by the method of slices for the trial circle shown in the figure. 20 m 77 ww 25° A 30° 35° c'= 35 kN/m² p' = 25° y = 19.5 kN/m³ 25 m
A cross-section of a channel is given in Figure 3. Determine the long-term stability of the bankusing the Fellenius, and Bishop's method of slices. Note: In this type of problems, it is usually assumed that the clay above the water table(phreatic line) is fully saturated; therefore, ysat is used. R=25.6m 1c.4m Soil @ 9 3m 8-19 B k c'-197 kH/m2 13 7m 3.2 g 59tm Soile 8: 19.8kNl, c 2.67KN/ 33° BEDROCK I1.46 m to 1786m IB.6 m Figure 3
Design an irrigation channel to carry 45 m^3/Sec of discharge. The channel is to be laid at a slope of 1 in 4000. The critical velocity ratio for the soil is 1.1. Use kutter's rugorsity Coefficient as 0.025.
Please solve a and b i need urgently. 1) A cross section of a canal is shown in Figure .The center of rotation of the sliding mass is at coordinates x = 113 m and y = 133 m. The rock surface is tangent to the slip plane. Assume the soil above the groundwater level is saturated. Use Bishop’s method. The properties of the soil are as follows along with the image. a) Determine the factor of safety for the existing condition level in the canal. b) Determine the factor of safety for a rapid drawdown of the water level in the canal.
Hw Trapezoidal section Q = 120 m³/s S = 12 cm/km , Side slope 2:1, n= 0.0182 Compare the dimensions for two cases: 1. B/y = 4 , %3D 2. best hydraulic section
Prob.5. A new canal is excavated to a aepth of 5 m below ground level, through a soil having the following characteristics - Cu=15 kN/m², p=15%, e = 0.78 and G = 2.72. The slope of banks is 1 in 1. Calculate the factor of safety with respect to cohesion when the canal runs full (Sn = 0.083). If it is suddenly and completely emptied (Sn = 0.122), what will be the factor of safety ?
2: An embankment shown in the figure is constructed. compute the vertical stress increment under Points A. B. and C at z = 10 m Use vertical stress Increment under an embankment loads? 10 m 12 m 10 m Y₁-192 kN/m² Take value of 15 from chart s6v=9[s
Example 23.7. A new canal is excavated to a depth of 5 m below ground level, through a soil having the following characteristics: c = 14 kN/m; = 15° e = 0.8 and G = 2.70. The slope of banks is 1 in 1. Calculate the factor of safety with respect to cohesion when the canal runs full. If it is suddenly and completely emptied, what will be the factor of safety ?
A cut slope was excavated in sand. The slope is shown in following attachment . To find the properties of the sand, representative samples were taken for the soil and tested in atriaxial apparatus. A consolidated drained triaxial test was conducted. The result is given below:Chamber pressure = 103 kN/m2Deviator stress at failure = 234.6 kN/m2We know the unit weight of the sand is 16 kN/m3.Use the ordinary method of slices (use 7 slices) and estimate the factor of safety against sliding forshown slip surface and comment on the calculated factor of safety.Please note that:1. The figure is not in scale. You may resketch it in scale and calculate the factor of safety2. The slip surface is circular and passes through the toe of the embankment
A rectangular channel with a width of B = 2 m drains water with a discharge of Q = 2,4 m3/s. The depths of water at an adjacent point are 1,5 m and 1,4 m. If the Chezy coefficient is 50 and the slope of the Io channel base = 0,0004, calculate the distance between the two faces. Continue to normal depth with the direct step method.
A level site underlain by fully saturated clays is cut over a few days as shown in the figure below. The water table is located at the ground surface across the site. Determine the resisting
Problem-7 A canal is proposed to be made in a soil having cohesion of 30 kN/m², Q' = 0 and void ratio of 0.86 and specific gravity of 2.67. If there is a sudden drawdown of water in the canal then find the maximum depth (in m) for cutting of side slope of 1:1. The factor of safety is to be 1.5. Take stability number = 0.119.