A 6.0 m cantilever retaining wall with a surcharge of 15 KPa on the level of backfill. Use the following values: soil weight = 18 KN/m3, concrete weight = 23.5 KN/m3, angle of internal friction of soil = 33 degrees, coefficient of sliding friction (concrete on soil) = 0.5, compressive strength of concrete = 21 MPa;, yield strength of steel = 414 MPa, allowable soil pressure = 250 kPa. SURCHARGE = 15 kPa 400 mm 6 m 1800 mm 600 mm 800 mm 600 mm ... 1.5 m

Fundamentals of Geotechnical Engineering (MindTap Course List)
5th Edition
ISBN:9781305635180
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Braja M. Das, Nagaratnam Sivakugan
Chapter15: Retaining Walls, Braced Cuts, And Sheet Pile Walls
Section: Chapter Questions
Problem 15.4P
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1. Calculate the overturning moment. Blank 1
2. Calculate the righting moment. Blank 2
3. Determine the adequacy of the retaining wall against overturning considering a minimum of 1.5 factor of safety. (Stable or
Unstable) Blank 3
4. Determine the adequacy of the retaining wall against sliding considering a minimum of 1.5 factor of safety. (Stable or Unstable)
Blank 4
5. Calculate the maximum soil pressure. Blank 5
6. Calculate the minimum soil pressure. Blank 6
7. Design the spacing of the main reinforcement of the stem section of retaining wall using 28 mm diameter bar. Consider a load
factor of 1.6, clear concrete cover of 75 mm and 12 mm diameter bar ties. Round off to whole number in mm. Blank 7
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Blank 4
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Blank 7 Add your answer
Transcribed Image Text:1. Calculate the overturning moment. Blank 1 2. Calculate the righting moment. Blank 2 3. Determine the adequacy of the retaining wall against overturning considering a minimum of 1.5 factor of safety. (Stable or Unstable) Blank 3 4. Determine the adequacy of the retaining wall against sliding considering a minimum of 1.5 factor of safety. (Stable or Unstable) Blank 4 5. Calculate the maximum soil pressure. Blank 5 6. Calculate the minimum soil pressure. Blank 6 7. Design the spacing of the main reinforcement of the stem section of retaining wall using 28 mm diameter bar. Consider a load factor of 1.6, clear concrete cover of 75 mm and 12 mm diameter bar ties. Round off to whole number in mm. Blank 7 Blank 1 Add your answer Blank 2 Add your answer Blank 3 Add your answer Blank 4 Add your answer Blank 5 Add your answer Blank 6 Add your answer Blank 7 Add your answer
A 6.0 m cantilever retaining wall with a surcharge of 15 KPa on the level of backfill.
Use the following values:
soil weight = 18 KN/m3,
concrete weight = 23.5 KN/m3,
angle of internal friction of soil = 33 degrees,
coefficient of sliding friction (concrete on soil) = 0.5,
compressive strength of concrete = 21 MPa;,
yield strength of steel = 414 MPa,
allowable soil pressure = 250 kPa.
SURCHARGE = 15 kPa
400 mm
6 m
1800 mm
600 mm
800 mm
600 mm
1.5 m
Transcribed Image Text:A 6.0 m cantilever retaining wall with a surcharge of 15 KPa on the level of backfill. Use the following values: soil weight = 18 KN/m3, concrete weight = 23.5 KN/m3, angle of internal friction of soil = 33 degrees, coefficient of sliding friction (concrete on soil) = 0.5, compressive strength of concrete = 21 MPa;, yield strength of steel = 414 MPa, allowable soil pressure = 250 kPa. SURCHARGE = 15 kPa 400 mm 6 m 1800 mm 600 mm 800 mm 600 mm 1.5 m
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answer the blank 2, blank 3, and blank 4

1. Calculate the overturning moment. Blank 1
2. Calculate the righting moment. Blank 2
3. Determine the adequacy of the retaining wall against overturning considering a minimum of 1.5 factor of safety. (Stable or
Unstable) Blank 3
4. Determine the adequacy of the retaining wall against sliding considering a minimum of 1.5 factor of safety. (Stable or Unstable)
Blank 4
5. Calculate the maximum soil pressure. Blank 5
6. Calculate the minimum soil pressure. Blank 6
7. Design the spacing of the main reinforcement of the stem section of retaining wall using 28 mm diameter bar. Consider a load
factor of 1.6, clear concrete cover of 75 mm and 12 mm diameter bar ties. Round off to whole number in mm. Blank 7
Blank 1 Add your answer
Blank 2 Add your answer
Blank 3 Add your answer
Blank 4
Add your answer
Blank 5 Add your answer
Blank 6 Add your answer
Blank 7 Add your answer
Transcribed Image Text:1. Calculate the overturning moment. Blank 1 2. Calculate the righting moment. Blank 2 3. Determine the adequacy of the retaining wall against overturning considering a minimum of 1.5 factor of safety. (Stable or Unstable) Blank 3 4. Determine the adequacy of the retaining wall against sliding considering a minimum of 1.5 factor of safety. (Stable or Unstable) Blank 4 5. Calculate the maximum soil pressure. Blank 5 6. Calculate the minimum soil pressure. Blank 6 7. Design the spacing of the main reinforcement of the stem section of retaining wall using 28 mm diameter bar. Consider a load factor of 1.6, clear concrete cover of 75 mm and 12 mm diameter bar ties. Round off to whole number in mm. Blank 7 Blank 1 Add your answer Blank 2 Add your answer Blank 3 Add your answer Blank 4 Add your answer Blank 5 Add your answer Blank 6 Add your answer Blank 7 Add your answer
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