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Heat Tracing Norms.

Dattatreya PadharthiMember for 23 years 6 months
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Friends,
One part of our project includes preparating of small work requests & estimating the Man-hours required to complete the Engineering work.
Electrical Heat Tracing expert seldom gives the Man-hours saying that it cannot be quantified at the start & even when Isometrics are issued.. My contention is that at some point of time, with historical data etc, one can always estimate the Man-hours required with more or less accuracy.
Are ther some standards linking Piping Isometrics (Length/Volume, type etc) with the Tracing Quantities & with Tracing efforts.
Cheers

Dattatreya

3 replies

Oldest first
  1. 0
    Izam Zakaria ·
    Colleague,

    To assign manhours for each deliverables nor CTR (Cost Time Resources based on nos of drawings, philosophy, specification and reports. if u talking bout link, of course Piping isometric will implemented after PDMS model and P&ID firmed out.
  2. 0
    Dattatreya Padharthi ·
    Dear Izam,

    You got me wrong. I am not talking about the relationship between deliverables.
    My query was even after giving ISO’s for the Tracing team, we do not get how many mhrs/time is required for tracing work let alone getting a decent estimate after Layout/design.
    This affects completion dates.
    Normally when doing an EPCM/LSTK from the start we do have norms, but when the Project reaches a stage where Offshore Works come in piecemeals it becomes difficult to estimate.

    Cheers

    Dattatreya
  3. 0
    Izam Zakaria ·
    Of course ..then I propose to create a new norms...dun too much depends on what their have...planners must creative...

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