Section 28(4)(a) in The Bihar Juvenile Justice (Care and Protection of Children) Rules, 2003
(a)Physical infrastructure :(i)It shall include separate facilities for children in the age group of 0-5 years with appropriate facilities for the infants.(ii)The facilities to be created for children in the age group of 6-10 years having separate dormitories for boys and girls.(iii)The standard of accommodation as specified in Rule 9 shall apply.(iv)There shall be adequate lighting, ventilation, heating and cooling arrangements, drinking water and toilets, in terms of age appropriateness and hygiene.