External reporting levels of the wbs and the obs to provide program status to management and to wbs level three is usually selected as the best level for. Pm world journal 3d work breakdown structure method vol ii, issue iv at the crossing of the obs and wbs we find two kinds of information. Project breakdown structures then proceeds through listing the tasks and is inally deined by the work breakdown structure or wbs with the obs, wbs and all. How can the answer be improved. Control account guidelines effective date: july 1, 2008 /work breakdown structure (wbs) (obs) or responsibility. Determining appropriate levels of breakdown the obs and wbs must be brought together before work plans can be formulated, schedules prepared and budgets allocated. The objectives of this presentation is to show the effect of implementing wbs & obs integration matrix to monitor the project performance and improve the labor productivity by assigning specific work packages to appropriate.
Understanding breakdown structures in project management the intersection of the obs and wbs defines points of understanding breakdown structures in project. A structure called the responsibility assignment matrix (ram) is developed by integrating the organization breakdown structure (obs) with the contract work breakdown structure (cwbs. Nasa work breakdown structure (wbs) handbook page iii nasa/sp-2016-3404/rev1 nasa work breakdown structure (wbs) handbook national aeronautics and. Reading organizational breakdown structure (due 3/5) mar 5 topics outline what is the purpose of an obs how does the obs relate to the wbs how do i construct an obs.
Work breakdown structure 1267 31 introduction 1267 32 responsibility 1267 33 authority 1268 34 accountability 1268 4 the design of a work breakdown structure and types of work breakdown structures 1268 41 introduction 1268 42 a wbs based on technology 1269 43 a wbs based on project life cycle 1269 44 a wbs based on geography 1269 45. Wbs stands for work breakdown structure, which is a breakdown of all the work (in the project) to tasks (eventually to manageable tasks that can be scheduled), while the obs stands for organizational breakdown structure, which means the hierarchy of roles for that particular project (note that in very small companies, and obs might be the same for. In an integrated earned value management system (evms), the contract work breakdown structure (wbs) (obs), but it can go lower. Planning and deterministic scheduling nathaniel osgood 3-8-2004 topics problem set background planning cbs obs wbs.
Figure 4: integration of the wbs and obs earned value management (evm) is a widely accepted industry best practice for program management. Free project work breakdown structure (wbs) template all wbs formats are provided in this template (outline view, hierarchical structure, tabular view, tree structure view and the wbs. • organizational breakdown structure (obs) • responsibility assignment matrix (ram) the work breakdown structure (wbs) is a tool that defines a project and. 1 wbs 2 cost accounts (aka cbs) 3 rbs - resource breakdown structures and roles 4 obs - organizatinoal breakdown structures 5 activity codes and resources codes - user defined codes that allow you to code your project in any way imaginable 6.
Obs (organization 55 the development of a work breakdown structure with appropriate dates and budget is usually accomplished in a single iteration. Easily create a work breakdown structure with mindview's wbs software tool and export to microsoft project or excel. Appendix b work breakdown structure (wbs) b-1 february 2015 appendix b: an fbs refers to a functional work breakdown structure, and an obs. Obs basics an organizational breakdown structure is an intermediate level of a different chart that many of you are already familiar with: the work breakdown structure the obs displays organizational relationships and then uses them for assigning work to resources in a project.
Earned value management implementation plan for cd-3a scope earned value management implementation for cd-3a scope page iv project wbs, obs, ram. A project with use the obs document in conjunction with the work breakdown structure (wbs) document and the responsibility assignment matrix to ensure that every work package and project deliverable.
Organization breakdown structure or obs is a hierarchical model describing the established organizational framework for project planning, resource management, time and expense tracking, cost allocation, revenue/profit reporting, and work management. An integrated wbs/cbs/obs is one of the requirement also to establish an ev management the intersection of this will give you the accounts looking at them you can find out where the project is going bad or well, identify the reason and address all this to the right person. Pm world journal labor productivity improvement in construction projects vol iii, issue x – october 2014 using wbs & obs integration. Organizational breakdown structure and responsibility assignment matrix (ram) – depicts the intersection of the wbs and the obs the obs relates. This article provides an introduction to the basic concepts of earned value management intersection of the wbs and obs establishes the control accounts. Open broadcaster software is free and open source software for video recording and live streaming stream to twitch, youtube and many other providers or record your own videos with high quality h264. The work breakdown structure (wbs) has long served as a valuable tool in helping project managers plan deliverables and detail project scope unfortunately, the business pressures driving projects ha.
What is it planhammer is a fully featured work breakdown structure software with robust project management capabilities fully expandable and collapsable.