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Guard grate ASG for manhole covers, load-bearing up to 150 kg

Guard grate in accordance with DGUV regulation 103-007, rectangular, made from 1.4307 (AISI 304 L) stainless steel, universally applicable and retrofittable under manhole covers.

Grate made of perforated plate with 5 mm perforations in staggered rows, load bearing capacity 150 kg, hinged and lockable, provided for locking with a customer provided padlock.

Support made of angle profile, for internal bolted fixing under the manhole cover.
Guard grate for mounting under the manhole cover and above the climbing system.

Both grate and support are shielded arc-welded and acid bath cleaned before washing, drying and surface passivation.

Fixing material included.

 

HUBER Guard Grate ASG for manhole covers
HUBER Guard Grate ASG for manhole covers
HUBER Guard Grate ASG, load 150kg
HUBER Guard Grate ASG, load 150kg
HUBER Guard Grate ASG, with locking device in open position
HUBER Guard Grate ASG, with locking device in open position
HUBER Guard Grate ASG
HUBER Guard Grate ASG
HUBER Guard grate ASG for manhole covers, cropped detail view
HUBER Guard grate ASG for manhole covers, cropped detail view
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Options

  • 1.4404 (AISI 316 L) stainless steel
  • Lockable version
  • Removable grate for round manholes
  • Non-standard sizes

FAQ

Frequently Asked Questions

The HUBER Guard Grates (ASG) can withstand loads of up to 150 kg/m², the HUBER Guard Grate Premium (ASG.P) up to 200 kg/m².

Case Studies

HUBER Solutions in Operation

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2019-04-04

Old installations – a ticking bomb?

The regular inspection of installations is an important aspect not to be underestimated where drinking water and...

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2018-05-04

Improved security for working in manholes – safe opening and access

Manholes fulfil an important task in water supply and wastewater disposal. Safe access must be ensured in each...

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