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Decking & access

Rooftop Walkways

Safe routes across pitched industrial roofs: level Grip-Strut walkways on seam clamps, stairs up the slope and a crossover at the ridge.

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Allmarc 3D model · to scale
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How it is built.

Scroll: the camera moves to each part in turn and ends on the exploded view. Drag to turn it round yourself.

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A walkway across a pitched roof

Walkways on both slopes, joined by stairs and a crossover at the ridge.

Scroll to see how it is built · drag to turn it round

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Level, while the roof falls away

Grip-Strut planks held level across a 15° roof, rated R13 anti-slip.

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Clamped, not drilled

Every support clamps to a standing seam and is cut to its own height, so nothing goes through the roof.

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Over the ridge

Stair flights up each slope and a platform over the ridge, so the whole roof is walkable without stepping on a sheet.

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Handrails where a fall would go

On the eave side of each walkway, both sides of every stair, and round the crossover.

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Every part, apart

Walkways, clamps, stairs and rails.

From our works

Grip-Strut, made in our plant

The walking surface is the same Grip-Strut decking we supply across industry.

R13anti-slip, slip angle up to 46°
Light40% lighter than traditional bar grating
Why Allmarc

Experience you can trust.

We fabricate to your drawings and prove the fit in our own bay before anything ships. Open any line for the detail.

Talk to an engineer
Our own product
  • Grip-Strut certified by IIT Madras and ANULAB Delhi.
  • The only maker in India; single-piece, jointless planks up to 8 m.
R13 anti-slip
  • Grip-Strut tested to R13, slip angle up to 46°.
  • Safe wet, oily or gritty.
Nothing through the roof
  • Clamps and pedestals, not fixings.
  • No penetrations in the membrane.
Light and strong
  • 40% lighter than bar grating.
  • Longer spans between supports.
Modular
  • Allstep: five standard parts, bolted together.
  • Reconfigured when the plant changes.
Start a project

Have a drawing? Let us build it.

We fabricate to your design, from plate to a packed container. An engineer will tell you honestly how we would build it.

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