How Many Levels Should A WBS Have?

What is a Level 3 WBS?

Level 3 items are key activities required to produce the Level 2 deliverables.

Additional levels are used depending upon the magnitude of the deliverables and the level of detail required to reliably estimate cost and schedule.

In the deliverable-oriented WBS, all deliverables are identified, and all work is included..

What is WBS in PMP?

A work-breakdown structure (WBS) in project management and systems engineering, is a deliverable-oriented breakdown of a project into smaller components. A work breakdown structure is a key project deliverable that organizes the team’s work into manageable sections.

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.

What is the WBS typically used for?

What is the WBS typically used for? The WBS is typically used to organize and define the total scope of the project, following the 100% rule – lower levels roll up to the higher levels. All work is included. The WBS would not be used to identify the project sponsor or to define reporting for the buyer.

What is cost breakdown structure?

A Cost Breakdown Structure (CBS) is a breakdown or hierarchical representation of the various costs in a project. … It is the planning structure financial controllers use to create budgets and calculate various financial metrics such as: estimate at completion, cost to complete, variances and earned value.

What is a WBS and how does it work?

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. It organizes and defines the total scope of the project.

What are the levels of a WBS?

The WBS contains 100% of all the work in the project. At the top level is the project ultimate goal, the second level contains the project objectives, the third level has the project outputs and the fourth level with activities.

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 is a WBS in SAP?

A work breakdown structure (WBS) is a model of the work to be performed in a project organized in a hierarchical structure. WBS is an important tool which helps you keep an overview of the project because it forms the basis for organization and coordination in the project.

What is WBS code?

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.

What is included in a WBS?

A Work Breakdown Structure (WBS) 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. … All the work contained within the WBS is to be identified, estimated, scheduled, and budgeted.

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 the least level of WBS?

work packageThe lowest level of the WBS is called a work package. It is a discrete deliverable.

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.

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.

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.

What is a WBS diagram?

A work breakdown structure (WBS) is a visual, hierarchical outline to guide your project. By first breaking down the deliverables, you can then create tasks, which can again be broken down into subtasks as many times as needed to address the goals of the project.