The following precedence diagram shows all the activities involved in the construction of one floor of a high-rise building. The duration of each activity is also given (in days).  There are 20 typical floors to be constructed for this high-rise building.

When Should Activity F Start?

The following precedence diagram shows all the activities involved in the construction of one floor of a high-rise building. The duration of each activity is also given (in days).  There are 30 typical floors to be constructed for this high-rise building.

When Activity E can complete?

The following precedence diagram shows all the activities involved in the construction of one floor of a high-rise building. The duration of each activity is also given (in days).  There are 30 typical floors to be constructed for this high-rise building.

When Should Activity D Start?

The following precedence diagram shows all the activities involved in the construction of one floor of a high-rise building. The duration of each activity is also given (in days).  There are 30 typical floors to be constructed for this high-rise building.

When Should Activity E Start?

The following precedence diagram shows all the activities involved in the construction of one floor of a high-rise building. The duration of each activity is also given (in days).  There are 35 typical floors to be constructed for this high-rise building.

What's the total project duration?

The following precedence diagram shows all the activities involved in the construction of one floor of a high-rise building. The duration of each activity is also given (in days).  There are 35 typical floors to be constructed for this high-rise building.

When Activity B Can Complete?

The following precedence diagram shows all the activities involved in the construction of one floor of a high-rise building. The duration of each activity is also given (in days).  There are 35 typical floors to be constructed for this high-rise building.

When Activity D Can Complete?

The following precedence diagram shows all the activities involved in the construction of one floor of a high-rise building. The duration of each activity is also given (in days).  There are 20 typical floors to be constructed for this high-rise building.

When Activity B can complete?

The following precedence diagram shows all the activities involved in the construction of one floor of a high-rise building. The duration of each activity is also given (in days).  There are 20 typical floors to be constructed for this high-rise building.

When Activity C can complete?

What is the project total duration?

Prepare a LOB schedule for the construction of 40 typical floors of a high-rise commercial building. A precedence schedule showing the sequence of a typical floor construction is given in the below Figure. Each activity will be performed by one crew of subcontractors. Durations are in days. Add time buffer zone of zero between activities.