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Type: Posts; User: christian Bendis

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1. ## Thread: Safe Load Bearing Capacity

by christian Bendis
Replies
0
Views
139

### Safe Load Bearing Capacity

Hello all

I was wondering if anyone could help me with the following load bearing capacity problem:-

I have worked out that I have a safe soil bearing capacity of 1238kN/m^2

The area of my...
2. ## Thread: How To Calculate Pressure of Underground tank walls and how to calculate wall thickne

by christian Bendis
Replies
1
Views
159

### How To Calculate Pressure of Underground tank walls and how to calculate wall thickne

Hello all

I was hoping someone could help point me in the right direction regarding the following problem.

I have 2 x tanks, 1 x cylindrical and the other rectangular of a given depth H that...
3. ## Thread: Slope Equation for Self Cleaning Sewage Pipes

by christian Bendis
Replies
1
Views
202

### Slope Equation for Self Cleaning Sewage Pipes

Hello all

I was wondering if someone could help shed some light on an equation I found regarding obtaining the slope of sewage pipes in the following paper:-

The paper attached 2604260526062607...
4. ## Thread: Converting latitude longitude altitude intoXYZ Co-ordinates

by christian Bendis
Replies
0
Views
244

### Converting latitude longitude altitude intoXYZ Co-ordinates

Hello all

This may not sound like a civil question but I can assure you it is related to civil engineering.

I am trying to export elevation data from Google Earth Pro of a town in Peru.

I...
5. ## Thread: Fixed End Moments for 2 x Different Point Loads

by christian Bendis
Replies
0
Views
329

### Fixed End Moments for 2 x Different Point Loads

Hello all

I am trying to find or work out how to calculate the Fixed End Moment (FEM) for 2 x different point loads.

I have the following sketch:-

2599

All of the FEM tables I have found...
6. ## Thread: Taking Moments Propped Cantilever

by christian Bendis
Replies
1
Views
332

### Taking Moments Propped Cantilever

Hello all

I was hoping someone could shed some light on the following question:-

I have a propped cantilever beam as shown below:-

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I want to work out the vertical reactions at...
7. ## Thread: Describing Different Types of Structures

by christian Bendis
Replies
1
Views
890

### Describing Different Types of Structures

Hello all

I was wondering if someone help clear up some confusion I have regarding different type of structures.

Below are 4 x diagrams of beams:-

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I have seen these types before but...
8. ## Thread: Question About Beams and EI Values

by christian Bendis
Replies
1
Views
915

### Question About Beams and EI Values

Hello all

I wanted to ask about beams.

I have the following structure:-

2570

My question is that given this structure is composed of 2 x different EI values (the first 4m being EI and the...
9. ## Thread: Pin Jointed Truss Deflection Question

by christian Bendis
Replies
1
Views
688

### Pin Jointed Truss Deflection Question

Hello all

I was hoping someone could help with the following:-

I have a pin jointed truss (all members are joined by frictionless pins and load is only applied to the joints), supported by 2 x...
10. ## Thread: Calculating Vertical Support Reactions

by christian Bendis
Replies
1
Views
603

### Calculating Vertical Support Reactions

Hello all

I was wondering if anyone could help explain how the Vertical reactions for the following structure were calculated.

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I am able to calculate the Horizontal reactions. It is...
11. ## Thread: Bending Moment Sign Convention

by christian Bendis
Replies
0
Views
480

### Bending Moment Sign Convention

Hello all

I was wondering if someone could help me clear my understanding regarding the sign convention and terminology related to Bending Moment Diagrams.

The Sign Convention I have been told...
12. ## Thread: Oedometer Testing - Soil Analysis

by christian Bendis
Replies
1
Views
863

### Oedometer Testing - Soil Analysis

Hello all

I was wondering if any had a background or understanding on soil settlement/consolidation testing specifically oedometer testing.

My understanding is that we simply measure...
13. ## Thread: Support Types and Their Reaction Forces

by christian Bendis
Replies
2
Views
1,009

### Hello Kelly Thank you for your responses, I...

Hello Kelly

Thank you for your responses, I really appreciate it.

Just a follow on question.

The attached drawing (Picture 1) shows a member that support a UDL of 200kN.

The member sits...
14. ## Thread: Support Types and Their Reaction Forces

by christian Bendis
Replies
2
Views
1,009

### Support Types and Their Reaction Forces

Hello all

Please dont shoot me down for asking this question as I know it maybe simple for most people.

I am trying to remove doubt from my mind regarding the 3 x types of supports and their...
15. ## Thread: Reaction Forces - Bending Moment Diagram - Shear Force Diagram

by christian Bendis
Replies
1
Views
918

### Reaction Forces - Bending Moment Diagram - Shear Force Diagram

Hello all

I was hoping i could get some support on calculating re-action forces and creating a shear force and bending moment diagram.

Some of the examples i have worked on relate to a beam...
16. ## Thread: Calculating Youngs Modulus

by christian Bendis
Replies
2
Views
1,450

### Calculating Youngs Modulus

Hello all

I wondering anyone could help me with the following:-

When plotting a stress strain curve for a material I believe it is normal practice to express Strain in %.

My question would...
17. ## Thread: Does A Large Eulers Value Also Equal A Large Youngs Modulus?

by christian Bendis
Replies
0
Views
1,205

### Does A Large Eulers Value Also Equal A Large Youngs Modulus?

Hi all

I was wondering if anyone could help with determining whether a statement regarding compressive column testing is valid or not.

2 x Columns were loaded compressively (same dimensions),...
18. ## Thread: Interpreting a Stress - Strain Curve

by christian Bendis
Replies
1
Views
1,347

### Interpreting a Stress - Strain Curve

Hi all

I was wondering if someone could help shed some light on interpreting a stress strain curve (attached).

It appears that two timber types (soft and hard wood) were loaded parallel and...
19. ## Thread: Understanding Principal Stresses In Soil Mechanics

by christian Bendis
Replies
1
Views
1,398

### Understanding Principal Stresses In Soil Mechanics

Hello all

I was wondering if someone could help with the following:-

I am trying to understand the concept of principal stresses in terms of soil mechanics.

I have a soil element that is...
20. ## Thread: Python Programming In Civil Engineering Project

by christian Bendis
Replies
1
Views
1,476

### Python Programming In Civil Engineering Project

Hello All

I was wondering if anyone had any research project ideas in the field of Civil Engineering but includes the use of the Python Programming Language.

I am trying to learn the Python...
21. ## Thread: Obtaining Average Stress & Strain From Load Vs Deflection

by christian Bendis
Replies
0
Views
1,470

### Obtaining Average Stress & Strain From Load Vs Deflection

Hello All

I was hoping someone could help me with my understanding of obtaining Stress & Stress From load deflection data.

I have a timber sample which underwent a compression test (dimensions...
22. ## Thread: Uniform & Non Uniform Flow Types

by christian Bendis
Replies
3
Views
1,580

### Uniform & Non Uniform Flow Types

Hello all

I am trying to understand the difference between different types of fluid flow specifically Uniform and Non Uniform flow.

My understanding is that uniform flow can be defined as...
23. ## Thread: Calculating Moments of a Tank Wall of Water

by christian Bendis
Replies
0
Views
1,402

### Calculating Moments of a Tank Wall of Water

Hello all,

I was hoping someone could help me calculate the moment a tank wall experiences.

I have the following question:-

Tank contains water with dimensions:
4m Wide
12m Long
3m...
24. ## Thread: How a non uniform force, converted to an equivalent point force acts on a surface.

by christian Bendis
Replies
1
Views
748

### How a non uniform force, converted to an equivalent point force acts on a surface.

Hello all

I am trying to understand how a non uniform force, converted to an equivalent point force acts on an object.

I was hoping I could get the communities opinion on the following sketch...
25. ## Thread: How a Tensil Stress Strain Curve Is Created

by christian Bendis
Replies
1
Views
1,825

### How a Tensil Stress Strain Curve Is Created

Hello all

I was hoping someone could help me interpreting a Stress Strain Curve.

As part of my introduction to Civil Engineering I am trying to get my head around how a stress strain curve is...
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