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Simple Slope with Tension Crack

Simple Slope Example with Tension Crack


In this example, a tension crack zone is added. A suitable tension crack depth D is required and it can be estimated from the following equations [Craig (1997)]:

D= 2*c/(γ √Κα)  , Κα= (1 - sinφ)/( 1 + sinφ)


Table C.1: Material Properties


c΄ (kN/m2)

φ΄ (deg.)

γ (kN/m3)

3.0

10.0

20.0


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Figure 1- Model of the problem


Method: Bishop

Factor of Safety

Method: MP

Factor of Safety

Normal model

1.618

Normal model

1.555

Reversed model

1.614

Reversed model

1.536

Note : Referee Factor of Safety = 1.65 [Giam]


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Figure 2 – BISHOP - Normal model solution


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Figure 3 – BISHOP - Reversed model solution


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Figure 4 – Morgenstern-Price - Normal model solution


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Figure 5 – Morgenstern-Price – Reversed model solution


 

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