Picture of a house with the name ACME House WBS to the right. There is a box with the ACME Housing Corporation in it with the WBS code number 1. This is relating to the Level 1 of the WBS.
This graphic builds on the graphic from the previous page. There is a box with the ACME Housing Corporation in it with the WBS code number 1. This is relating to the Level 1 of the WBS. There is a box below that one with the title of house and the WBS code number 1.1. This is relating to the Level 2 of the WBS.
This graphic builds on the graphic from the previous page. Beneath the house box are six boxes with Concrete 1.1.1, Framing 1.1.2, Plumbing 1.1.3, Electrical 1.1.4, Interior 1.1.5 and Roofing 1.1.6. These boxes represent Level 3 of our WBS.
This graphic builds on the graphic from the previous page. Beneath the Level 3 boxes are Level 4 boxes which represent the task for this project. The Level 4 task are: Under Concrete, Pour Foundation 1.1.1.1, Install Patio 1.1.1.2, Pour Stairway 1.1.1.3. Under Framing, Frame Exterior Walls 1.1.2.1, Frame Interior Walls 1.1.2.2, Install Roofing Trusses 1.1.2.3. Under Plumbing, Install Water Lines 1.1.3.1, Install Gas Lines 1.1.3.2, Install B/K Fixtures 1.1.3.3. Under Electrical Install Wiring 1.1.4.1, Install Outlets/Switches 1.1.4.2, Install Fixtures 1.1.4.3. Under Interior, Install Drywall 1.1.5.1, Install Carpets 1.1.5.2, Painting 1.1.5.3. Under Roofing, Install Felt 1.1.6.1, Install Shingles 1.1.6.2, Install Vents 1.1.6.3.
Same graphic from the previous page showing the WBS
This is a picture of the organization chart for ACME Housing Corporation. The top of the Organizational chart starts with the project office. The next level down is the Civil, Structural, Electrical, and Plumbing departments. Beneath the Civil is the Concrete, Masonry and Testing departments. Beneath the Structural is the Carpentry, Roofing and Drywall departments. Beneath the Electrical is the Wiring and Hookup/Tie-in departments. Beneath the Plumbing is the Water/Sewer and Gas departments.
This graphic is showing that the intersection of the WBS and OBS is the Responsibility Assignment Matrix. It shows the WBS from the previous pages and the OBS from the previous page. The OBS is sideways and to the left and below the WBS. This are arrows coming out of the bottom of both the WBS and OBS. Where the arrows from the WBS and OBS cross, there is the words Responsibility Assignment Matrix.
This graphic represents a RAM. The lowest level of the WBS appears across the top. The lowest level of the OBS appears on the vertical axis. The vertical axis also lists the responsible manager. There is an x underneath WBS element and across from the OBS responsible for a given task.
Same graphic from the previous page showing the RAM.
This graphic is the same as the RAM on the previous page except that the x’s have been replaced with hours need for a given task
![Preparing a WBS ,[object Object]](https://image.slidesharecdn.com/workbreakdownstructure-090729050835-phpapp02/85/work-breakdown-structure-1-320.jpg)
![Preparing a WBS ,[object Object]](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)