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Integrity of a P3 Schedule

Ilyas KhanMember for 19 years 8 months
Created
7
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How would you ensure integrity of a P3 Schedule?

This question was asked to me in an interview and I had no answer. Suppose if you are working as a consultant to the owner on a construction project, how would you know that the schedule the contractor presented is right or is he just making up the dates.

Can anyone answer this question, I will be really thankful.

Thank you

Ilyas

7 replies

Oldest first
  1. 0
    Mark Chapman ·
    By interrogation! Asking the right questions and working out where they worked out their estimates. The contractor may answer - we guessed (made an approximation etc)! What are you going to do then? They may have guessed right though! So basically you have to make your checks by questioning other people.

    I hope that helps.
  2. 0
    Ilyas Khan ·
    Thanks for the answer, I appreciate that. But is there a way of analysing a schedule or any other tools in P3 and finding out whether the integrity of the schedule is ensured or not by the contractor.

    thank you

    ilyas
  3. 0
    Brennan Westworth ·
    A good place to start is the P3 Schedule Report.

    Click the schedule button on the toolbar, and select "constraints" "open ends" and "out of sequence"

    Few constraints, no open ends, not much out of sequence progress usually indicates a good schedule.

    You can then start looking at resource assignments.


    Cheers,
    Brennan
  4. 0
    James Griffiths ·
    The best guide to determining the integrity of a schedule is your own practical experience. If you know how long things generally take and how much it generally costs then that will give you a reasonable idea as to whether the schedule is realistic, programmed well and being executed in an orderly manner.

    James
  5. 0
    Christian Adrian De Vera ·
    you can check Ron Winters paper on how to check the contractor’s schedule/programme.

    HTH...
  6. 0
    Ronald Winter ·
    I have spent a lot of time in the last 15 years trying to formalize structure and thoroughness in the schedule analysis process. I presented a paper at the 2002 Primavera Conference on this subject. You can reference this at http://www.ronwinterconsulting.com/rabaseline.htm. Schedule Analyzer software implements all of these ideas. It is described at http://www.ronwinterconsulting.com/sa_main.htm. I hope that this helps. Good luck!
  7. 0
    Ilyas Khan ·
    Thank you all and Thank you Ron for guiding me to so many ways of checking contractor’s schedule.

    This place is really great for people coming all levels of work experience.

    Hats off to the guy who started this website.

    I wish everyone a winderful day

    Thanks

    Ilyas

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