Construction Planning and Management
Consider the following operations:1. Drilling2. Blasting3. Mucking4. Placing steel5. Placing concreteThe correct sequence of these operations in tunnel construction is

1, 3, 2, 4, 5
1, 2, 4, 3, 5
1, 2, 3, 4, 5
1, 3, 4, 2, 5

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Construction Planning and Management
In India, are prefabricated components costlier than those of traditional cast-in-situ items that the prefabricated components replace?

No, because of savings in site labour
Yes, because of heavier overheads and handling cost
Yes, because of the very high order of quality control for the factory made components
No, because of repetitive manufacture of a number of elements

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Construction Planning and Management
Pick up the correct statement from the following with regards to C.P.M. network analysis of projects

Earliest occurrence time of the event from which the activity arrow' originates, is called earliest start time of the activity
The latest occurrence time for the node at which the activity arrow terminates, is called latest finish time
The latest occurrence time of the node of which the activity arrow terminates minus the duration of the activity, is called latest start time
All listed here

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Construction Planning and Management
Sinking fund is

The fund for rebuilding a structure when its economic life is over
The total sum to be paid to the municipal authorities by the tenants
A part of the money kept in reserve for providing additional structures and structural modifications
Raised to meet maintenance costs

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