It is a product oriented structure, not an organizational structure. To develop and maintain a wbs, you must have a clear understanding of the projects. Work breakdown structures wbs for software development projects. 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. The work breakdown structure is the tool used to divide the project work content among individ uals and organizations so that ef ciency and effectiveness will be achieved while ensuring the inte gration of work efforts to produce the projectrequired deliverables. Work breakdown structure relativistic heavy ion collider. Comparative wbs forms were created for a sample of the generated programs, and used to populate a decision tree. Develop the organization breakdown structure obs and link it with work. The outline view presents an easy to view and understand layout for the wbs.
We begin in the next section by describing in detail a proper work breakdown structure. The subdivision of project deliverables into smaller, more manageable components until the work and deliverables are defined to the activity, subactivity or. It is the connecting point for work and cost estimates, schedule information, actual work effortcost expenditures, and accountability. The importance of the wbs experienced project managers know there are many things that can go wrong in projects. Appendix c aircraft work breakdown structure wbs levels. Doe office of management, budget and evaluation work breakdown structure project management practices guide, revision e dated june 2003. Creating the work breakdown structure by kim colenso, managing principal, artemis management systems the work breakdown structure wbs is the foundation for project planning and control. It is an essential tool for planning and executing the project. The benefit of uniformity in the generation of work breakdown. 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. Jun 01, 2005 nasa work breakdown structure wbs handbook page ix preface p.
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. Download work breakdown structure template doc pdf for free. It requires significant upfront thought and indepth planning to ensure. Organizational breakdown structure and responsibility. This handbook offers uniformity in definition and consistency of approach for developing the top levels of the wbs.
Wbsbased cost model for multistage bubble aeration drinking water treatment 6 exhibit 23 shows an example of an output spreadsheet. Create a wbs for the project before completing a concept note. In reality, wbs is a simple and easy visual breakdown of deliverables for product, result, or service. The output sheet summarizes the results of the calculations performed by the engineering design sheets, listing size and quantity required for each item of equipment and the corresponding unit cost from the. This work is licensed under a creative commons attribution 3. A4500 hov project2 work breakdown structure and dictionary 2. The work breakdown structure presented here represents all the work required to complete this project. A work breakdown structure, commonly abbreviated wbs, is a key project deliverable that is utilized to organize a project teams work and responsibilities into compact sections that are more manageable. System hierarchy and work breakdown structure module. Define the scope of work, method statement, and sequence of work.
To describe the benefits and costs of creating a system hierarchy. Pdf the improvement of the project management forced the industrial. The work breakdown structure wbs divides the entire project into its component elements in order to establish a framework for effective management control of the project scope, schedule and budget. Is it completely separate from the dependency network, with nothing in common, or do these two key project management tools share some common elements. Planning and management methods for migration to a cloud environment.
Applying the work breakdown structure to the project. The work breakdown structure approach allows us to visually see the work that is needed in order to complete a project. Work breakdown structurebased cost model for multistage. Many people have mistaken wbs as a list of tasks, a schedule or an organization chart. The bottom line is by using a work breakdown structure it reduces the number of surprises and improves the ability to better estimate future projects. From the time the first edition of the practice standard for work breakdown structures was being developed a little more than five years ago, there has been a vast expansion in rapid electronic access to information through the internet, cdroms. A work breakdown structure for implementing and costing an erp project communications of the ibima volume 6, 2008 94 a work breakdown structure for implementing and costing an erp project aisha momoh, decision engineering centre, cranfield university, bedford, uk,a. The obs describes the organizational structure and how the organizations relate to each other. The wbs is the structure and code that integrates and relates all project work scope, schedule, and cost.
Wbs work breakdown structure what is wbs and what is its purpose each project is complex. A newly developed common wbs for school project is also proposed and used by. Migrating to a cloud environment, or any other largescale it transformation, is a highly complex undertaking. Generate the work breakdown structure wbs to produce a complete list of activities. Figures 1 and 2 provide examples of a wbs for the building of a table.
Activities by cindy berg, pmp, and kim colenso, pmp pm network, april 2000 does the wbs include activities, or should it. The following discussion will examine the current trends and practice regarding work breakdown structures. Construction scheduling manual, 20 page 3 work package a deliverable at the lowest level of the work breakdown structure. Work and resource breakdown structures for formalized bottom. Breaking down the work is the first stage of project planning and essential for managing project scope. It is in this context that the wbs can be used by contractors as an.
Determining the optimal work breakdown structure for. The research was limited to asphalt plant installation wbs as a case study. Work breakdown structure template download free documents. Apr 10, 20 in wbs, much larger tasks are brokendown to manageable chunks of work. Aircraft work breakdown structure wbs levels 119 tooling planning, design, and fabrication of basic and rate tools and functional test equipment, as well as the maintenance of such equipment production scheduling and expediting joining or installation of structures such as racks, mounts, etc. International journal of commerce and management studies ijcams vol. Better allocation when there is a clear plan of action, allocating time and resources becomes much less complicated. A4500 hov project1 work breakdown structure and dictionary 1. Work breakdown structure practice standard projectwbs vs. A work breakdown structure in project management and systems engineering, is a deliverable oriented decomposition of a project into smaller components. The wbs will assist with determining the content for the concept note decomposition. Statement of work project charter business case work breakdown structure budget estimations resource allocation schedule tracking. Think of the wbs as a visual model of the project that identifies each piece of the scope of work and how its delivered to the customer. Pdf scope management allows project managers to react when a project.
Element level wbs title description 1 6500m hov a4500 2 project management 3. A work breakdown structure for implementing and costing an. In your project you will want to develop them down to a much more detailed level using the 8 to 80 rule where the wbs is broken down to where a work package contains between 8 and 80 hours of work to complete. Free work breakdown structure templates project management docs. Nazila mazaheri artinarsing rao sharmithas madhukumar sandhya urs j 2. It is the connecting point for work and cost estimates, schedule. These chunks can be easily supervised and estimated. Work breakdown structure template download doc, pdf. Installing microsoft project microsoft project is available to download via microsoft dreamspark. To show how to capture all of the work necessary for a project by adding the nonproduct work to the pbs to create the work breakdown structure wbs. Its primary advantage is its widespread use and the availability of hundreds of addins. This standard offers uniformity in definition and consistency of approach for developing all levels of the wbs. Systems development life cycle sdlc methodology information technology services july 7, 2009 version 1 authors. The work breakdown structure dictionary is a companion document to the work breakdown structure wbs that describes each wbs element.
Mel barracliffe, lisa gardner, john hammond, and shawn duncan. A work breakdown structure wbs provides a consistent and visible framework for defense materiel items and contracts within a program. Download work breakdown structure template for free. Wbs at the case company which leads to extra installation time and cost. Defining a work breakdown structure a work breakdown structure wbs is defined as a hierarchy of tasks that are representative of the real work flow of a construction project. It is also a good layout to use when developing the wbs because you can easily make changes, especially since the microsoft word auto numbering feature. Once the elements of the wbs have been defined, resource requirements are determined for each element. The work breakdown structure wbs provides a structural view into the project.
Page includes various formats of work breakdown structure template for pdf, word and excel. Preparing for change managing change reinforcing change individual. Each element includes design, simulations, documentation, fabrication, testing, installation, and commissioning of the equipment. Usually, the project managers use this method for simplifying the project execution. A work breakdown structure element may be a product, data, a. Work breakdown structure wbs brings the granularity, and interactions. Pdf integration of cost and work breakdown structures in the. Pdf improving the work breakdown structure of the plant. Every work breakdown structure example will help managers understand how the structure works and why its useful.
Introduction dividing complex projects to simpler and manageable tasks is the process identified as work breakdown structure wbs. The work breakdown structure wbs is the foundation for project planning and control. This project explore the potential of work breakdown structure wbs as a tool to. Practice standard for work breakdown structures pdf free.
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