All stair flights and precast landings are designed and manufactured to the relevant sections of EN 14843.
Design loads are to clients specifications with a 1 hour minimum fire resistance.
Each stair flight has 4 No lifting Pins cast into top of steps during manufacture (These will be required to be made good on site by main contractor after erection)
Mannok’s precast concrete Stairs and Landing units are manufactured using only the highest quality material which ensures the soffit, risers and sides have a Type A finish as defined in BS 8110 Part 1 section 6.2.7.3