A) Only adding a wide surface load of great pressure (e.g. embankment). B) Only drilling a vertical pipe throughout a clay layer. C) Only drawing down the water table by dewatering through the vertical pipe.

A) Only adding a wide surface load of great pressure (e.g. embankment). B) Only drilling a vertical pipe throughout a clay layer. C) Only drawing down the water table by dewatering through the vertical pipe.

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter9: Consolidation

Section: Chapter Questions

Problem 9.3P

See similar textbooks

Related questions

Q: 61. The repair and rehabilitation of damaged or spalled concrete is done by removing the A. O Loose ...

A: The repair and rehabilitation of damaged or spalled concrete is done by removing the ____ A. Loose c...

Q: A 24 hour storm occurred over a catchment with 1.8 km2 area and the total rainfall observed was 10 c...

Q: determine the largest centrally applied vertical load P it can support.

Q: Explain the relationship between head loss and discharge in parallel and series pipes systems. Need ...

Q: Draw the FDBS of member ADB and BEC 1m 1m В Oc E 1 m D 1.6 m

Q: If the diameter of a thin hollow homogeneous elastic tube is doubled while retaining the thickness, ...

Q: Determine the internal forces for members BC, CF and CG. 2 kN 2 m VB 2 m C 2 m D A SN kN 3 m F E

Q: 2. Determine the moment about Point A created by the three forcesr 15° 3' 300 Lb 250 Lb in 70 4" 20 ...

Q: The motion of a particle is defined by the relation x = t – 9t² + 24t – 8, where x and t are express...

A: For the given particle,

Q: Bridge girders located in zones of very severe exposure conditions suffer

A: To find: What bridge griders suffer.

Q: 1. A balloon rises from the ground with a constant acceleration of 4 ft per sec?. Five seconds later...

A: The values given in the question are as follows: Constant acceleration of balloon(a)=4 ft/sec2 Initi...

Q: A prismatic cantilever prestressed concrete beam of span length, L = 1.5 m has one straight tendon p...

Q: Find the Y coordinate of the centroid of the composite line shown. ЛУ 2 in 3 in 4 in 2 in 45° 2.65 O...

Q: 1- Calculate degree of indeterminacy for each of the structures below and show whether they are stab...

Q: Discuss rigid methods

A: Rigid method is used for designing mat foundation in which it is assumed that mat foundation is infi...

Q: A concrete column carries an axial load of 450 kN and a bending moment of 60 kN-m at its base. An is...

Q: Explain the relationship between head loss and discharge in parallel and series pipes system. Answer...

Q: A horizontal beam AB is supported by an inclined strut CD and carries a load P = 2700 lb at point B....

A: Given load P=2700 lb , E=10×106psi, σy = 40ksi , total length L = 4+4 = 8ft The free body diagram is...

Q: Solve for the critical value of P under LRFD Method. Use Fy = 275MPA, Fu = 400MPA and thickness equa...

Q: At halftime of a football game souvenir balls are thrown to the spectators with a velocity vo as sho...

Q: ed beam shown is 5.6m long. A man of weight 'W' is standing at the middle of the beam. Neglect the w...

Q: A simple curve is connected by tangents that make an angle of 64°. A point “e” along the curve is 22...

Q: 3) Two U-beam designs (shown below) have been submitted for a project, and your engineering firm is ...

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for y...

Q: =515mm E'=25MPA =320MPA lu=420KN-m etermine As USE NSCP 2015, As = || sq.mm.

A: Given:- b=305mm d=515mm f'c=25MPa fy=320MPa Mu=420kNm To find:- a)NSCP2015-As b)NSCP 2001-As

Q: 4 KN A 3m

Q: A long chord of a compound curve is 150 m long and the angle it makes with the longer and shorter ta...

Q: 17.21.) Solve Problem 17.17 for the loading shown in Fig. P17.17 and a settlement of 50 mm at suppor...

Q: erminal? *

A: 1. No Electrons flow from negative terminal to positive terminal. Conventional current behaves as if...

Q: Draw the FDBS of member ADB and BEC 1m 1m B Oc E 1 m D 1.6 m A

Q: Use "Horton -Einstein" equation and calculate equivalent roughness for the following channel. Consid...

Q: 50 kN/m 20 kN/m D F 2m 2 m 2 m - RA Ro Figure P-408

Q: Question 4 1.0 metre ye16RN/m Ground Water Table O= 37 degrees 2.5 metres Ysat = 18.39 kN/m Assume t...

Q: List three applications that, in your judgment, would need optical quality glass. List specific comp...

A: Glass- Glass is a common inorganic hardness that reflects this or that flexibility, as well as durab...

Q: gular channel

A: Given:- width=4m width=2m depth=1m To find:- flow and depth in the 4m section

Q: The formulas for depreciation method A is almost the same with depreciation method B except that in ...

A: Mainly Depreciation can be calculated by using 5 methods .. Straight line method Double declining ...

Q: Find the valu of 'X' if the width of the roadway is 6m for cut and 4.8m for fill. Side slope is 1:1....

A: Data given Side slope = 1:1 Width of road way for cut = 6m Width of road way for fill = 4.8 m Soluti...

Q: The figure shows a series of varying metals rigidly attached to each other. Axial loads and their po...

Q: With the measurements in the following table, calculate the soil moisture flux q (cm/day) between -2...

Q: One hundred (100) grams of water are mixed with 150 grams of alcohol (p = 790kg/m³) what is the spec...

A: Given: The mass of water is 100 g. The mass of alcohol is 150 g. The density of alcohol is 790 kg/m3...

Q: P (kN) 2P (kN) P (kN) 2m 2m 2m 2m

Q: Design the positive moment of the beam shown below, determine the number of 20mm diameter bars and t...

Q: Construct the frequency distribution table and find (a) QI (b) Q3 (c) Pgo (d) PIO (e) Determine whet...

Q: A simply supported prismatic concrete beam of rectangular cross-section, having a span of 8 m, is pr...

Q: CONCRETE 3. From the following figure, find the concrete materials re- quired for the columns 9.00 m...

A: To Determine Concrete materials required for the columns using class A concrete (volume method)

Q: i) A system for an ordinary toilet tank filling is shown in figure below. The ball floats on the wat...

A: The block diagram for the system as below,

Q: Given that F1 = 975 N, F2 = 900 N, F3 = 550 N and a = 30° determine the magnitude of the resultant f...

Q: 4. A river is 30 m wide and has a rectangular shape. At a bridge location the flow width is restrict...

A: Given Data : river width = 30m flow width = 25m Q= 450m3/s

Q: A simple curve has a radius of 220 m and angle of intersection of 128°. The curve is to be shifted b...

Q: 7. Leaks in the pitched roof may be caused due to: A. O Improper slopes B. O Unfinished roof and wal...

A: This question is related to Roof design from Design steel structure.

Q: 1. The greatest and the least depth of a circular plate of 4 m diameter from the free surface of wat...

A: To find: Total pressure on plate

Question

Would the following separate, unrelated actions cause consolidation settlement in
a clay layer? Answer Yes or No and describe why.
A) Only adding a wide surface load of great pressure (e.g. embankment).
B) Only drilling a vertical pipe throughout a clay layer.
C) Only drawing down the water table by dewatering through the vertical pipe.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.

Similar questions

An explanation of the void ratio and permeability relationship.
9. The following are the details for the backfill material in a vibroflotation project. D10=0.36 mm D20 0.52 mm D25=0.60 mm D50=1.42 mm D75 1.65 mm a. Find the suitability number. b. Determine the rating. c. Determine the sorting coefficient.
Q: For the soil profile shown in figure. Determine the: a) Final consolidation settlement. b) Time (in month) required for 50% consolidation. c) Time (in month) required for the settlement to be (32) mm. d) Effective stress at the mid of the clay layer immediately after applying the load. e) Pore water pressure at the mid of the clay at the end of consolidation. f) Time (in month) required for full consolidation. g) value of maximum preconsolidation pressure (õp)at which the clay is considered as normally consolidated clay. Note: use yw= 10 kN/m³ Surcharge Aq.= 60 kPa El. 0 XXX Sand y= 15 kN/m³ El. -3 m Sand y= 17 kN/ m³ El. -6 m Clay Y. = 19.5 kN/m³ e = 0.81 C, = 1.5 m²/ yr O.C.R =1.6 C. = 0.15 C, = 0.02 El. -10 m Sand
11.12 A 2-m clay layer in the field has a current effective stress, o= 70 kN/m. There is a net stress increase, Ao = 180 kN/m², due to a foundation load. Calculate the expected primary consolidation settlement. The results of a consolidation test on the clay are given below. o' (kN/m?) e 0.98 12 0.94 50 0.82 200 0.73 400 © Cengage Leaming 2014
i. A sandstone core sample is saturated 100% with water. Calculate the absolute permeability of the core sample if the water is flowing at 6.21 cubic centimetres per second. The length of the core sample is 14 centimetres and its diameters is 6 centimetres. The pressure differential across the core sample is 15 atmospheric pressure and the water viscosity is 1.2 centipoises. Explain a method of how the permeability of low permeability reservoirs can be ii. improved.
2- An undisturbed clay has a preconsolidation pressure of 200 lb/ft. A laboratory consolidation tests yield the following data: o' (lb/ft') e 0.92 3,130 6,270 0.77 a) Determine the void ratio that corresponds to a pressure of 5,800 (Ib/ft). b) Determine the coefficient of volume compressibility for the pressure range stated. c) If C, = 1 x 10* in?/sec, determine hydraulic conductivity, k in in/sec corresponding to the average void ratio within the pressure range.
The data in Table 1 shows the results from a consolidation test conducted on a specimen of clay. Table 1. Results from the consolidation test o'(kPa) e 50 100 200 400 800 400 200 100 200 400 800 1600 1.63 1.6 1.55 1.39 1.22 1.24 1.28 1.33 1.31 1.28 1.21 1.07 Draw the e-log o' graph. • Determine the compression index (Cr). a)Determine the recompression index (Cr).
layer. 2. A project with excavation and construction stages will take place at your site. The profile contains a saturated clay On March 1, the effective stress at point A (in the middle of the clay layer) is 150 kPa, and the overconsolidation ratio is 1. On April 1, the effective stress at point A is 140 kPa. On May 1, the effective overconsolidation ratio on May 1? Show your work and circle your answer. stress at point A is 290 kPa. What is the
The results of a laboratory consolidation test on a clay sample are given below: Pressure, p (kN/m²) Void ratio, e 23.94 1.112 47.88 1.105 95.76 1.080 191.52 0.985 383.04 0.850 766.08 0.731 (43) a) Draw an e-log p plot. (44) b) Determine the pre-consolidation pressure, p. . (45) c) Find the compression index, Ce. Appendix For ø=35°, N¸=57.8, N,=41.4, and N,=41.1. o,'=0;'tan²| 45°+ +2c tan| 45°+
A large building is to be built on a thick layer of normally consolidated clay shown in the figure below. The building is to be placed at the bottom of a 4 m deep excavation, which will correspond to 1 level of parking garages. The water table remains 4 m below the ground surface during the entire process. Find the OCR in the middle of the clay layer at Point A, a long time after excavation and before construction of the building. (Answer tolerance = 2%).
The backfill material for a vibroflotation project has the following grain sizes: D10 = 0.11 mm, D20 = 0.19 mm, D50 = 1.3 mm. Determine the suitability number.
Answer the following questions: a- What is pre-consolidation pressure? Plot the consolidation curve and show it. b- In which region of the optimum water content of a dam clay core is desired to be, explain why.