Construction Project Management
Planning & Scheduling
Bar Charts
Building a CPM Schedule
Networks & Logic
CPM Scheduling
Logic Relationships & Precedence Networks
Progress Updating

Factors for Breaking Down Work

Do you take into account these factors when defining your project's activities? This lesson will give you something to think about when coming up with your activities.

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So what are the criteria used to divide the project into activities? How would I divide it? It's a very tricky question actually because many people would tell you different things and I believe those are some of the factors that we use in dividing the project into activities. The first one, the nature of work or homogeneity, that means the activity has to be measured with the same unit.

So don't mix apples and oranges together. Don't mix if you have, for example, framing, you're doing walls out of wood framing, don't say wall is an activity because the wall has to have first the framing which is made of wood, sometimes we make it out of masonry and then putting the drywall and then painting. Each one of them is a different activity, measured differently and performed by a different crew.

Separate them when they are measured differently, separate them when they are done by a different crew. We also separate them when they are in different location, whether it's vertically or horizontally, vertically like different floors and horizontally in different locations. And I remember I worked with a company long time ago when the slab on grade on the ground floor used to be done in two different batches.

One was done at the very beginning of the project and that used as a storage and then the rest of the slab on grade is placed after the completion of the...

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