Section 17(8)(a) in The Orissa Motor Transport Workers' Rules, 1966
(a)In every canteen-(i)all inside walls of rooms and all ceilings, passages and straircases shall be lime-washed or painted, as the case may be. Lime-washing or colour-washing shall be carried out once in every year and painting shall be carried out once in every three years;(ii)all woodwork shall be varnished or painted once in every three years; and(iii)all internal structural iron or steel work shall be varnished or painted once in every three years :