Quick Answer: How The Gantt Chart Improves On The WBS?

What is a WBS project management?

A WBS, as defined in the PMBOK® Guide—Third Edition is “a deliverable-oriented hierarchical decomposition of the work to be executed by the project team to accomplish the project objectives and create the required deliverables.

The WBS is decomposed into work packages..

What are the two different ways of creating a WBS?

There are essentially two ways to create a Work Breakdown Structure – the top-down or the bottom-up approach. The top-down approach, in my opinion, generates a complete and more accurate WBS. In this approach, the WBS is derived by decomposing the overall project into sub-projects or lower-level tasks.

What is the first step in creating a WBS?

The first step in creating a Work Breakdown Structure is a complete list of all tasks to be performed within the project in the form of work packages. This should not be done by one person alone (e.g. the project manager) in a quiet room, but in a team.

What makes a good WBS?

A good work breakdown structure (WBS) includes only deliverables and activities. The best approach in WBS is placing deliverables as summary activities and breaking down these summary activities into detailed activities based on the work required to meet such deliverables.

How detailed should a WBS be?

Generally speaking, a WBS should include about three levels of detail. Some branches of the WBS will be more subdivided than others, but if most branches have about three levels, the scope of your project and the level of detail in your WBS are about right.

What stage should WBS be prepared?

The project team prepares the WBS as the first step of the planning process as soon as a SMART objective is determined and the requirements of the party commissioning the project and expectations of the project client (or other important stakeholders) are known.

What are the different types of WBS?

The Project Management Institute (PMI) Project Management Book of Knowledge (PMBOK) defines the Work Breakdown Structure as a “deliverable oriented hierarchical decomposition of the work to be executed by the project team.” There are two types of WBS: 1) Deliverable-Based and 2) Phase-Based.

Does every project need a WBS?

Every project has a WBS, just like they all have schedules and budgets. … A good WBS is important for defining the scope of a project. The WBS is the major input into the creation of the project schedule, budget, and risk plan.

How WBS can be used to create Gantt chart?

To create a Gantt chart from your WBS, you will need to update the branches, so they become a task list. You may need to rearrange the branches, removing some tasks and adding others. Add the duration (usually in days) and a start date to each task. Link tasks together so they are in a logical order.

Is a Gantt chart a WBS?

A Gantt chart is created from the Work Breakdown Structure and tracks tasks across time. It shows the start and finish date of each task, their dependencies, and their relationship to each other in terms of sequencing.

How can I improve my WBS?

How to Improve Your Work Breakdown StructureInvolve the people who’ll be doing the work. … Review and include information from WBSs from similar projects. … Keep your WBS current. … Make assumptions regarding uncertain activities. … Remember that your WBS identifies only your project’s deliverables; it doesn’t depict their chronological order.

What is a Work Breakdown Structure WBS )? Is it the only way to organize a project plan?

A work breakdown structure (WBS) in project management, is a tool used to define and group a project’s discrete work elements in a way that helps organize and define the total work scope of the project but that is not the only way to organize a project plan.

What is the purpose of WBS?

A work breakdown structure (WBS) is a tool that can be used for projects, programs, and even initiatives to understand the work that has to be done to successfully produce a deliverable(s). The benefits of creating a WBS include: it defines and organizes the work required.

What is a WBS diagram?

Work Breakdown Structure Diagram It is a hierarchical description of the work that must be done to complete the deliverables of a project. Each descending level in the WBS represents an increasingly detailed description of the project deliverables.

How does the WBS contribute to the success of a project?

The WBS makes the deliverables more precise and concrete so that the project team knows exactly what has to be accomplished within each deliverable. This also allows for better estimating of cost, risk, and time because you can work from the smaller tasks back up to the level of the entire project.

What is WBS example?

For example, here’s a WBS example for an aircraft system: … Thus, you might have one group responsible for building an aircraft. Within this group, you might have one team focused on building the airframe, another on creating a propulsion system, and so on. It’s common to have three levels of decomposition in the WBS.

How do you create a WBS?

How to Create a WBS: The High-Level ViewDetermine and describe the project statement.Highlight all the necessary phases of the project.Create and list the deliverables (as well as how success will be measured)Divide the deliverables into manageable tasks.More items…•

What is a WBS number?

In a nutshell, work breakdown structure (WBS) codes are outline numbers that you can apply to tasks and edit to match the specific needs of your business. Project automatically provides basic outline numbers for each task, but you can apply your own customized outline scheme to the project at any time.

How do I use WBS in MS Project?

Create a work breakdown structureGo to Project Service > Projects.Click the project you want to work on.In the bar across the top of the screen, select the down arrow next to the project name, and then click Work breakdown structure.To add a task, click Add Task.More items…•

What is the 8 80 rule in project management?

Follow the 8/80 rule as a good rule of thumb that ensures that no task is less than 8 hours or more than 80 hours in the WBS. If a task is greater than 80 hours then it needs to be decomposed further into work packages.