This is a way of describing the work so that the team knows exactly what work is needed in order to meet the goals of the project. The first approach structures the wbs primarily from a deliverables perspective, in that the highest level level 1 entries represent the major deliverables that the project is committed to create. Integrating process and wbs with design structure matrix. The pmbok describes the work breakdown structure as a deliverableoriented hierarchical decomposition of the work to be executed by the team. The pd is to structure the project work into wbs elements work packages that are. The importance of the wbs experienced project managers know there are many things that can go wrong in projects. A processoriented wbs defines what process steps need to be taken to deliver each of the project deliverables.
Work breakdown structure relativistic heavy ion collider. Milstd881a defines wbs as a productoriented family tree composed of. An important wbs planning objective is project scheduling. A workbreakdown structure element may be a product, data, service, or any.
In accordance with nfs part 1834, major systems acquisition, nasa policy. Although considerable research 4 has been focused on project scheduling, little work has ac. Section 2 focuses on the work breakdown structure wbs as a. Nasa work breakdown structure wbs handbook page viii preface p. Work breakdown structure rev e, june 2003 work breakdown structure a project work breakdown structure wbs is a deliverable or product oriented grouping of project work elements shown in graph ical display to organize and subdivide the total work scope of a project. Advocating a deliverableoriented work breakdown structure. Applying the work breakdown structure to the project. The following discussion will examine the current trends and practice regarding work breakdown structures. A deliverableoriented wbs facilitates and encourages the sharing. Because of its product orientation, a wbs provides the framework to plan, track and. Work breakdown structure wbs in project management apppm. Mil std881a defines wbs as a productoriented family tree composed of. It is possible to combine these two approaches by defining the cost accounts at the. Doe office of management, budget and evaluation work breakdown structure project management practices guide, revision e dated june 2003.
P a g e 3 work breakdown structures a work breakdown structure is a deliverableoriented hierarchical decomposition of the work to be executed by the project team to accomplish the project objectives and create the required deliverables. Creating the work breakdown structure the wbs can be structured in either of two ways. Wbs should be in general developed as productoriented as possible. A wbs is a productoriented family tree that identifies the hardware, software. Project management work breakdown structure wbs tmr. An example deliverableoriented work breakdown structure wbs for a residential project. Processoriented wbs archives adroit consultants, llc. So lets go beyond best practices and the project management body of knowledge pmbok guide and dig deeper to find out how this benefits you all of you across every industry for those who dont know, a wbs is a management tool that hierarchically. A workbreakdown structure wbs in project management and systems engineering, is a deliverableoriented breakdown of a project into smaller components. Pdf integrating process and work breakdown structure with. Why should i use a product oriented work breakdown structure wbs. Project wbss, which are driven by the scope of a project. You may not believe how often i get asked that exact question. The work break down structure wbs was developed during 1960s by the u.
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