HDD Pipeline vs Boring Pipeline

[zacharialamsyah]

Dear all

Kindly need your answer with question below:
1. What the difference between HDD (Horizontal Directional pipeline) and Boring Pipeline? Is it same Terminology or not?
2. How much the deepest HDD technology can be applied?
3. The last, what is function of Pipe reamer and swivel in Pipeline HDD technology?

I'm basically from QA QC Engineer, but i'm curious about HDD pipeline. High Appreciate for your response and answer.

Thanks,

 

[LittleInch]

have a look at this first and follow some of the links

http://www.eng-tips.com/viewthread.cfm?qid=416891

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