2 management - School of International Business and ...

213 Project Management
A uniform orientation rule must be used when this is broken down:
– if phases of the project are in the foreground
– level 1 is task-oriented
– level 2 is object-oriented
– if various system parts lead to various tasks
– level 1 is object-oriented
– level 2 is task-oriented
2.2.2 EFFORT ESTIMATE
Figure 18 | Mixed project breakdown
Detailed work packet descriptions are required to estimate the expected effort. In order to show
the project breakdown at the lowest level (Fig. 16-18, level 2) and to give this to the responsible
employees, these must then be defined in a work packet description.
Description of a work packet
A work packet describes a coherent process within the project which can be accomplished by a
single person or organizational unit with a defined result and effort. In a normal case, this has to
do with creating tasks which consist of individual elements, but need not be perceived in toto by
the project manager, but rather can be handled as a "packet." The scope of a work packet should
contain between 20 and 100 person-days, as shown by experience.
For each sub-structure in a project breakdown, therefore for each work packet and each project
section, the following points should be documented in writing: