The figure below shows a concrete structure (concrete pit) of a canal. Calculate (a) the factor of safety against uplift at the base of the concrete pit (b) the effective stress at the base of the concrete pit. Do the above required calculations for the following two cases: - If the water table is at level (1). -If the water table is at level (2). Hint: [State weather the design is good or not for the above two cases] 0.75 concrete 24 kN/m²³ (1) (2) ground level 3.50 5.0 m very long concrete pit Base of concrete pit- (2) (1) 2.85 1.0 2.0 1.0 ↑ 3,0 3.0 m

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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The figure below shows a concrete structure (concrete pit) of a canal. Calculate (a)
the factor of safety against uplift at the base of the concrete pit (b) the effective
stress at the base of the concrete pit.
Do the above required calculations for the following two cases:
- If the water table is at level (1).
-If the water table is at level (2).
Hint: [State weather the design is good or not for the above two cases]
concrete-24 kN/m²
(1)
(2)
ground
level
0.75
3.50
5.0 m
very long
concrete pit
Base of concrete pit-
(2)
(1)
2.85
1.0
2.0
1.0
3,0
3.0 m
Transcribed Image Text:The figure below shows a concrete structure (concrete pit) of a canal. Calculate (a) the factor of safety against uplift at the base of the concrete pit (b) the effective stress at the base of the concrete pit. Do the above required calculations for the following two cases: - If the water table is at level (1). -If the water table is at level (2). Hint: [State weather the design is good or not for the above two cases] concrete-24 kN/m² (1) (2) ground level 0.75 3.50 5.0 m very long concrete pit Base of concrete pit- (2) (1) 2.85 1.0 2.0 1.0 3,0 3.0 m
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