Section 3A(1)(d) in The M.P. Factories Rules, 1962
(d)plans in triplicate, drawn to scale, showing-(i)the site of the factory and immediate surrounding including adjacent buildings and other structures, roads, drains, etc. drawn to a scale not less than 1 cm equal to 500 cms.(ii)the plan, elevation and necessary cross sectional elevations of the various buildings and structures including all relevant details relating to natural lighting, ventilation and means of escape in case of emergency. The plans shall also clearly indicate the lay-out of the plant and machinery, position of airless and passage-ways, the latrines and urinals and other sanitary provisions and shall be drawn to a scale not less than 1 cm equal to 100 cms;(iii)materials to be used for construction of building and rooting;