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  3. Caged Ladders & Railings
Oil & gas · HSE & access

Caged Ladders & Railings

Fixed ladders with safety cages, rest platforms, self-closing gates and railings with kick plates, made for tanks, vessels and structures.

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Allmarc 3D model · to scale
Explore the model

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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01 / 07

Up a tank shell

Two ladder runs with a rest platform between, and a railing round the roof edge. Heights follow your tank drawings.

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

02 / 07

Ladders and cages

Stringers, rungs every 300 mm, and cage hoops with vertical straps, jig-welded so every ladder is the same.

How is it possible at Allmarc?
Manual MIG welding in the Allmarc works

Used here for: Ladders and cages

  • Qualified welders, including 6G
All our machinery

03 / 07

Rest platform

Where the ladder changes side, so no single climb is too long.

04 / 07

Gates

Self-closing gates at every ladder head.

05 / 07

Railings rolled to the tank

Handrails and kick plates rolled to the roof radius.

How is it possible at Allmarc?
CNC pipe bending in the Allmarc works

Used here for: Railings rolled to the tank

  • CNC pipe and tube bending
All our machinery
Three-roll pinch cum pyramid plate rolls in the Allmarc works

Used here for: Railings rolled to the tank

  • Rolls plate up to 40 mm
All our machinery

06 / 07

Fixed to the shell

Clips and brackets to the tank maker’s drawing.

07 / 07

A kit of parts

Ladders, cages, platform, gates and rails: every member numbered, match-marked and packed in erection sequence.

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.
Related

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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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