A matrix organisation is a combination of functional and project organisation. A weak matrix organisation has most of the characteristics of a functional organisation. The project manager's role is limited to coordinating with few authorities. A weak matrix organisation structure is illustrated in figure.
Figure 3.4: Weak matrix organisation structure
A strong matrix organisation characteristic is similar to that of a project organisation. It has a full-time project manager who has a project administrative team. In a matrix organisation the project management team has to report to a project manager as well as functional manager who provide technical and functional skills. A strong matrix organisation is illustrated in figure 3.5.
Figure : Strong matrix organisation structure