# Category: Nominal loads-Plastic theory

## 34- Easy approach to the Plastic moment for continuous beams.

How to estimate the plastic moment for Continuous beams of three equal spans? The first method is by using the Lower bound theorem.

## 33a- Introduction to lower bound and uniqueness theorem.

Definitions of the lower bound and uniqueness theorem, what are the main differences between all of these theorems?

## 33- Easy introduction to upper bound definitions.

Definitions of the upper bound, lower bound, and the Uniqueness theorem, what are the main differences between all of these theorems?

## 32- Easy illustration for collapse load for indeterminate beam.

Collapse load for indeterminate beam by using of two methods, the first method is a statical method and the second method is a kinetic method.

## 31-Collapse load for a simply supported beam.

How to estimate the collapse load for a simply supported beam under a concentrated load?