b) A residential building is to be constructed in Ghala. Strip footing is proposed for the walls of the building. The following data are available for the design of the foundation: Thickness of wall | 20 cm Height of walls (500 + x ) cm Type of walls Block masonry Unit weight of block masonry 20 kN/m³ Dead load on the wall (40 + x) kN/m |Superimposed load (25 + x) kN/m Safe capacity of the subsoil (145 + x) kN/m² Unit weight of soil 15.5 kN/m³ Angle of repose of the soil 30 degrees [x = the last digit of your student number] Calculate : X=5 (1) Minimum depth of foundation, using Rankine's theory (i) Width of strip foundation
b) A residential building is to be constructed in Ghala. Strip footing is proposed for the walls of the building. The following data are available for the design of the foundation: Thickness of wall | 20 cm Height of walls (500 + x ) cm Type of walls Block masonry Unit weight of block masonry 20 kN/m³ Dead load on the wall (40 + x) kN/m |Superimposed load (25 + x) kN/m Safe capacity of the subsoil (145 + x) kN/m² Unit weight of soil 15.5 kN/m³ Angle of repose of the soil 30 degrees [x = the last digit of your student number] Calculate : X=5 (1) Minimum depth of foundation, using Rankine's theory (i) Width of strip foundation
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![(b) A residential building is to be constructed in Ghala. Strip footing is proposed for the
walls of the building. The following data are available for the design of the foundation:
Thickness of wall
20 cm
Height of walls
(500 + x) cm
Type of walls
Block masonry
Unit weight of block masonry
20 kN/m3
Dead load on the wall
(40 + x) kN/m
Superimposed load
(25 + x) kN/m
Safe capacity of the subsoil
(145 + x) kN/m2
Unit weight of soil
15.5 kN/m3
Angle of repose of the soil
30 degrees
[x = the last digit of your student number]
Calculate :
X=5
(i)
Minimum depth of foundation, using Rankine's theory
(ii)
Width of strip foundation](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fedbf44fb-00dd-4e1f-b234-fac4e8074177%2F5abf0e62-eb6c-4ebf-8a38-a9b662610d80%2F8k43bmv_processed.png&w=3840&q=75)
Transcribed Image Text:(b) A residential building is to be constructed in Ghala. Strip footing is proposed for the
walls of the building. The following data are available for the design of the foundation:
Thickness of wall
20 cm
Height of walls
(500 + x) cm
Type of walls
Block masonry
Unit weight of block masonry
20 kN/m3
Dead load on the wall
(40 + x) kN/m
Superimposed load
(25 + x) kN/m
Safe capacity of the subsoil
(145 + x) kN/m2
Unit weight of soil
15.5 kN/m3
Angle of repose of the soil
30 degrees
[x = the last digit of your student number]
Calculate :
X=5
(i)
Minimum depth of foundation, using Rankine's theory
(ii)
Width of strip foundation
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