A normal weight concrete with a specific gravity of 2.4 was used in the analysis of an 8 − m high trapezoidal gravitydam as shown below. The weight of the gravity dam resists the hydrostatic pressure due to two layers of fluid—a 3-mhigh glycerine layer (S. G.= 1.25) above another liquid layer, with a specific gravity of 12.0. Neglecting hydrostatic uplift,(a) what must be the height of the liquid layer such that the pressure distribution all throughout the base of the dam isconstant? (b) What is the factor of safety against sliding if the coefficient of friction is μ = 0.65? (c) What is the factor ofsafety against overturning? 6. A normal weight concrete with a specific gravity of 2.4 was used in the analysis of an 8- m high trapezoidal gravitydam as shown below. The weight of the gravity dam resists the hydrostatic pressure due to two layers of fluid-a 3-mhigh glycerine layer (S. G.= 1.25) above another liquid layer, with a specific gravity of 12.0. Neglecting hydrostatic uplift,(a) what must be the height of the liquid layer such that the pressure distribution all throughout the base of the dam isconstant? (b) What is the factor of safety against sliding if the coefficient of friction is u = 0.65? (c) What is the factor ofsafety against overturning?4.5 m3 m12 m

Consider the height of the liquid layer as h such that the pressure distribution all throughout the…

Answered: A normal weight concrete with a…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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A normal weight concrete with a specific gravity of 2.4 was used in the analysis of an 8 − m high trapezoidal gravity dam as shown below. The weight of the gravity dam resists the hydrostatic pressure due to two layers of fluid—a 3-m high glycerine layer (S. G.= 1.25) above another liquid layer, with a specific gravity of 12.0. Neglecting hydrostatic uplift, (a) what must be the height of the liquid layer such that the pressure distribution all throughout the base of the dam is constant? (b) What is the factor of safety against sliding if the coefficient of friction is μ = 0.65? (c) What is the factor of safety against overturning?

6. A normal weight concrete with a specific gravity of 2.4 was used in the analysis of an 8- m high trapezoidal gravity
dam as shown below. The weight of the gravity dam resists the hydrostatic pressure due to two layers of fluid-a 3-m
high glycerine layer (S. G.= 1.25) above another liquid layer, with a specific gravity of 12.0. Neglecting hydrostatic uplift,
(a) what must be the height of the liquid layer such that the pressure distribution all throughout the base of the dam is
constant? (b) What is the factor of safety against sliding if the coefficient of friction is u = 0.65? (c) What is the factor of
safety against overturning?
4.5 m
3 m
12 m

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