(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:
(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:
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
x=5
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
Calculate :
(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%2F99d83f72-6282-4259-bf56-6ee6a4492e88%2F5a5ca8f6-006e-4f38-aed8-b6f6dfc622de%2Ft5chaf_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
x=5
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
Calculate :
(i)
Minimum depth of foundation, using Rankine's theory
(ii)
Width of strip foundation
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