Slope Stability Analysis

Slope Stability Analysis - A basic approach to find cutting points of strips with profile and slip circle - Сообщения

#1 Опубликовано: 16.09.2023 05:01:44
NDTM Amarasekera

NDTM Amarasekera

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Ref: Example 12.2 (Page 296) - Soil Mechanics : Principles and Practice by G.E. Barnes.

The attached SM file demonstrates how to find cutting points of strips with the slope profile and slip circle.
(for an assumed strip width of 1m. which can be changed if necessary).

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Look within!... The secret is inside you. Best Regards Eng. NDTM Amarasekera - Sri Lanka
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sergio 16.09.2023 06:05:00, Dionysios J. Pantazis 31.10.2023 02:31:00
#2 Опубликовано: 16.09.2023 07:51:13
NDTM Amarasekera

NDTM Amarasekera

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A small text correction to my post #1.
Sorry for inconvenience please.

Point A and Toe are also same.

Slip_Circle_Barnes-Ex 12.2-Text Correction.png
Look within!... The secret is inside you. Best Regards Eng. NDTM Amarasekera - Sri Lanka
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Alvaro Diaz Falconi 17.09.2023 17:18:00, Oscar Campo 16.09.2023 10:55:00
#3 Опубликовано: 16.09.2023 13:06:16
NDTM Amarasekera

NDTM Amarasekera

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Hi,
Second correction, as the variable Hvc is no longer used in the entire program. Please delete the entire line as indicated.
Extremely sorry.

Slip_Circle_Barnes-Ex 12.2-Correction2.png
Look within!... The secret is inside you. Best Regards Eng. NDTM Amarasekera - Sri Lanka
#4 Опубликовано: 20.09.2023 01:55:02
NDTM Amarasekera

NDTM Amarasekera

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Hi,

The complete solution to Slope Stability Analysis of above example.
Analysis is carried out in 2 parts.

1. With one assumed Center of a slip circle to explain steps involved and resulting cordinates of strips etc., and checked with ACAD drawing.

2. Program to find the minimum factor of safety using multiple arrays of centers.

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Look within!... The secret is inside you. Best Regards Eng. NDTM Amarasekera - Sri Lanka
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Alvaro Diaz Falconi 20.09.2023 13:14:00, Oscar Campo 20.09.2023 06:39:00, ioan92 20.09.2023 08:01:00
#5 Опубликовано: 21.09.2023 07:45:50
NDTM Amarasekera

NDTM Amarasekera

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Hi,

Please make the correction as shown ( replace A with -A in page 3).
Even without this correction, the program will run in most cases, but will give
wrong values for AA for some center cordinates.

This correction is an improvement.
Sorry for the inconvenience.

Correction.png
Look within!... The secret is inside you. Best Regards Eng. NDTM Amarasekera - Sri Lanka
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Oscar Campo 21.09.2023 13:47:00
#6 Опубликовано: 28.10.2023 21:32:18
NDTM Amarasekera

NDTM Amarasekera

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An improved method to my post #5.
I get Wrong Values OR Errors when using the "Findroot()" function for some center cordinates.

This new method mainly uses "root()" function, with few supporting programs.

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Look within!... The secret is inside you. Best Regards Eng. NDTM Amarasekera - Sri Lanka
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Oscar Campo 28.10.2023 22:03:00, Alvaro Diaz Falconi 29.10.2023 03:11:00, sergio 30.10.2023 15:59:00
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