The lattice is installed in the Emergency Stairs with the purpose of providing protection even in the highest areas, and avoids vertigo as we go down. Aluminum Lattice supply, manufacture and installation, consists of: multi-perforated sheet modules (Cal. 18), electrostatic finish, 40% free area, and ¾ diameter perforations. It also includes a square tubular main frame, basically formed with Aluminum of 2 «. This tubular runs along the ladder to every 1m separation, and is fixed to rest rails and ramps with 5” and ½ stainless steel diameter screws with a flat pressure washer and a nut. According to the blueprints, it also includes belts, a 2” x 1” tubular every 2m of horizontal separation, enough to receive and support a Z shape lattice.

It includes sketches, materials, tools, workforce, material hauling and upload, in and out the site, cleaning the working area, maneuvers and everything necessary for its normal and proper functioning during normal hours.