NA2, NA3, QNA4-type drive-over sumps

NA2 drive-over sump

Product information

NA-type sumps provide access to underground tank manholes located in roadways or under parking lots.
They can be easily and quickly installed on tanks by screwing them to their coaming.
Available with a variety of anti-corrosion systems e.g.: painted with PUR, primer paint or hot-dip galvanised.
Designed and manufactured in such a manner to make it possible to mount a variety of drive-over covers available on the market.
For use on tanks with their coaming: 1400 x 1200 mm and 1200×1200 mm

good
Advantages
  • Three size options:
    • NA2 – 1400×1200 mm, h = 950 mm with an internal opening 920×920 mm
    • NA3 – 1400×1200 mm, h = 950 mm with an internal opening 1400×740 mm
    • 1200×1200 mm, h = 950 mm with an internal opening 920×920 mm
  • various methods of shell finishing:
    • hot-dip galvanised (NA2, QNA4)
    • painted with PUR (NA2, QNA4)
    • painted with primer paint (NA2, QNA4 and NA3)
  • Drive-over covers can be adjusted:
    • Watertight in-run manhole cover with a concrete rim:
      • Ø 250 kN (Class C) 920 x 920 x 250 mm
      • Ø 250 kN (Class C) 1400 x 740 x 250 mm
      • Ø 400 kN (WAD III) 920 x 920 x 250 mm
    • Watertight drive-over manhole cover with a concrete rim
      • Ø 400 kN (WAD III) 920 x 920 x 250 mm
advantage
Technical details
  • NA2 drive-over sump
    – 1400×1200 mm, h = 950 mm with an internal opening 920×920 mm
  • NA3 drive-over sump
    – 1400×1200 mm, h = 950 mm with an internal opening 1400×740 mm
  • QNA4 drive-over sump
    – 1200×1200 mm, h = 950 mm with an internal opening 920×920 mm