Jul 27, 2020 20:19
3 yrs ago
11 viewers *
Norwegian term

hullrast

Norwegian to English Tech/Engineering Construction / Civil Engineering Water supply construction
Avstand c/c (forsetning) til nest ytterste hullrast skal være maksimalt 0,9 m.

Discussion

Henrik Hdez.-Villaescus Hirsch (asker) Jul 28, 2020:
In fact is more about tunnel blasting in context of tunneling. In page 14 of the following document, you will find more context for this word. I guess is a kind of drill holes row (for instance, a perimetral row of drill holes), but I don+t know its technical designation
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