Construction Planning and Management
Free float for any activity is defined as the difference between

its latest start time and earliest start time
its earliest finish time and earliest start time for its successor activity
its latest finish time and earliest start time for its successor activity
its earliest finish time and latest start time for its successor activity

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

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

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