Primavera P6 Adding Activities and Activity Types

Primavera P6 Adding Activities Figure 2
Primavera P6 Adding Activities Figure 2

Activities are the main work elements of a project. A schedule is built by
creating activities, inserting activity durations and linking them with relationships.
When all these elements are in place, the next step is to calculate the schedule
by using the critical path method (CPM).

This article demonstrates what are the activity types and how to insert an activity in your schedule.

Activity



According to PMBOK, an Activity is “ a distinct, scheduled portion of work performed during the course of a project.”

Activities are the basic work elements of a project. An activity is also known as a task, item, or event.

Activity Types

There are five different types of activities in Primavera P6. Please note that “Activity Types” topic is a comprehensive topic and it should be analyzed in detail. Below are only the brief descriptions of the activity types.

Task Dependent



Task Dependent is used when the work needs to be completed in a determined time period, regardless of the assigned resources existence.

Resource Dependent

Resource Dependent is used when the work is to be completed depending on the assigned resources existence.

Level of Effort

Level of Effort is used for activities such as project management, executive,
clerical work, security guard etc. activities. Duration of is Level of Effort is determined by its predecessor/ successor activities.

Start Milestone



Start Milestone is a zero duration activity that only has a start date. It is used to mark the beginning of a phase or an important event.

Finish Milestone

Finish Milestone is a zero duration activity that only has a finish date. It is used to mark the completion of a phase or an important event.

WBS Summary

WBS Summary compromises a batch of activities that have a common WBS level. Start date of WBS Summary is the earliest start date and finish date is the latest finish date of the activities in the group.

Primavera P6 Adding Activities



In P6, Activity type of an activity can be selected by using the ‘General tab in the bottom details area. (Figure 1)

Primavera P6 Adding Activities Figure 1
Primavera P6 Adding Activities Figure 1

Inserting An Activity

Activities can be inserted to a schedule by using a couple of way from the Activities window. (Figure 2)

1. Click Add from the Command Bar
2. Select Edit | Add from the main drop down menu
3. Press Insert on the keyboard.
4. Right-click in the activity table and Select Add.

Primavera P6 Adding Activities Figure 2
Primavera P6 Adding Activities Figure 2

Activity ID settings (increment, prefix, suffix) can be changed by using Defaults tab in the bottom details area in “Projects” window. Also Activity Type, Duration Type, Percent Complete Type can be determined as defaults for new activities from this tab.

Summary



There are five types of activities in P6 and they can be added to a schedule by using several ways.
It is important to understand the activity types and their usage in order to build an effective schedule.

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