Construction Planning and Management
Critical path method

All listed here
Provides a realistic approach to daily problems
Is an improvement upon bar chart method
Avoids delays which are very common in bar charts

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Construction Planning and Management
Batching refers to

Controlling the quantity of each material into each batch
Weighing accurately, the quantity of each material for a job before mixing
Controlling the total quantity at each batch
Adjusting the water to be added in each batch according to the moisture content of the materials being mixed in the batch

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Construction Planning and Management
In time-cost optimization of a project, crashing is done.

On all the activities
On original critical activities and those that become critical at any stage of crashing in the order of ascending cost slope
Only on activities lying on the original critical path and having flatter cost slopes
On all the activities lying on the critical path

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