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 purchase of construction materials
For the payment of advances to labour and other staff

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

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

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Construction Planning and Management
A contractor has two options;(l) : Invest his money in project A or (II) : Invest his money in project B. If he decides to invest in A, for every rupee invested, he is assured of doubling his money in ten years. If he decides to invest in B, he is assured of making his money 1.5 times in 5 years. If the contractor values his money at 10% interest rate, he

should invest in project B
should invest in project A
could invest in either of the two projects
should invest in neither of the two projects

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Construction Planning and Management
Preliminary project report for a road project must contain

The several alternatives of the project that have been considered
The detailed estimated cost based on detailed design
The soil survey, traffic survey, concept design and approximate cost
The contract documents for inviting tenders

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