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4 Types Of Precedence Relationships For Projects

4 Types Of Precedence Relationships For Projects

 

In my previous article, I have look at some of the facts that you need to know about activity dependencies for projects. In this article, I want to look some of the facts that you need to know about precedence relationships for projects. Follow me as we will look at that together in this article.

 

A precedence relationships is the logical relationship between two activities that describes the sequence in which the activities should be carried out. Each activity has two open points : Start and From nosh

 

 

Precedence relationships considers appropriate logic while connecting these points . Precedence indicates which of the two activities should come first , the predecessor activity and which should come later , the successor activity .

 

Precedence relationships are always assigned to activities based on Dependencies of each activity.

Precedence relationships for projects

Dependency determination …

Dependency determination is the determination of the dependencies of one activity over the other. It involv s establishing the Precedence Relationships among activities and creating logical sequences for projects.

 

Different types…

#1 Finish to Start

The precedence relationship between two activities where the predecessor activity must finish before he successor activity can start. It can be expressed as ” Activity A must finish before Activity B can begin”.

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For example , the foundation for a house must be finished before the framing can start . The total time for these two activities is the sum of A and B.

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#2 Finish to Finish

The precedence relationship between two activities where the predecessor activity must finish before the successor activity can finish. It can be expressed as ” Activity A must finish before Activity B can finish”.

 

For example, the construction must be finished before the building inspection can be finished. The total time to complete both activities is based on when B begins.

 

#3 Start to Start

The Precedence relationship between two activities where the predecessor activity must start before the successor activity can start. It can be expressed as ” Activity A must start before Activity B can start.

 

For example, the building design must start before the electrical layout design can start . As with the Finish to Finish example, the total time for activities A and B will vary depending on when. activity B starts But in SS , there is a longer window of during which Activity B can begin.

 

#4 Start To Finish

The precedence relationship between two activities where the predecessor activity must start before the successor activity can finish. It can be expressed as “Activity A must start before Activity B can finish “.

 

Typical example is the electoral inspection must start before you can finish the drywalling . The total time for Activities A and B can vary widely , depending on the relative duration of each activity . This type is rarely used.

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Now your take on this article…

I know you might agree with some of the points that I have raised in this article. You might not agree with some of the issues raised. Let me know your views about the topic discussed. We will appreciate it if you can drop your comment. Thanks in anticipation.

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Adeniyi Salauhttps://cehnigeria.com
I am an IT entusiast and a man of many parts. I am a Certified Digital Marketer, Project Manager and a Real Estate Consultant. I love writing because that what keeps me going. I am running this blog to share what I know with others.

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