A floor screed shall be provided, flat to within a tolerance of +/3mm over any 3 meter area. Onto this sub-floor, a self -leveling compound should be laid prior to laying of the floor finish.
Copper grounding strips (0.05 mm thick, 50 mm width) shall be laid flat on the floor in the conductive adhesive and connected to copper wire of grounding. The floor finish in the operating room should be 2 mm Conductive PVC tiles, laid on a semi-conductive adhesive base. The floor finish shall terminate at the room perimeter passing over a concealed cove former and continuing up the wall for 100mm. All joints shall be welded with electrodes of the same compatible material to provide a continuous sealed surface. The floor shall have an electrical resistance of 2.5 10 to10 6 Ohms, as per DIN 51953 ATM F-150 or NFPA 99. B1 class of fire resistance and should meet UL standard 779. Fulfills product requirements.