Construction Planning and Management
Free float is mainly used to

Identify the activities which can be delayed without affecting the total float of preceding activity
Identify the activities which can be delayed without affecting the total float of either the preceding or succeeding activities
Identify the activities, which can be delayed without affecting the total float of succeeding activity
Establish priorities

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Construction Planning and Management
Mobilization advance up to 10% of the cost of work is given to a contractor

For all activities required to start the work at site on finalization of the contract document
On commencement of work at site for payment of loan taken by him
For the payment of advances to labour and other staff
For the purchase of construction materials

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Construction Planning and Management
Earliest finish of an activity is always

Less than or equal to earliest event time of the following node
Less than earliest event time of the following node
Greater than or equal to earliest event time of the following node
Greater than earliest event time of the following node

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