Structural Fabrications Ltd was commissioned to carry out the following works:

Stair 1

-Design, fabrication, galvanisation and installation of access stair as detailed below

-Existing roof membrane to be cut out to allow installation of fabricated stools and resin anchored to existing concrete roof

-Fabrication and installation of 1No-Access platform 3-metres high, complete with top landing and 800mm-wide access stairs

-Platform covered with open mesh flooring with max loading 5Kn/m2, steel access stair treads to have non-slip nosing to front

-Handrail standards assumed loading 0.36 kN/m- 42mm double row diameter handrails and standards complete with 150 x 6 flat high kick plates

-Works undertaken to CE Class 2

Stair 2 & Fire Escape

-Existing roof membrane to be cut out to allow installation of fabricated stools and resin anchored to existing concrete roof

-Platform and access stairs to 1No- cantilever stairs leading to 6.2-metre access landing, supported and secured to members on site

-Lower access stairs 3.380-metres high complete with mid-way landing due to more than 16 treads, to be line with building regulations x 800mm wide access stairs

-Platform covered with open mesh flooring with max loading 5Kn/m2, steel access stairs treads to have non-slip nosing to front

-Handrail standards assumed loading 0.36kN/m -42mm double row diameter handrails and standards complete with 150 x 6 flat high kick plates

-Works undertaken to CE Class 2