(a) A school building must be located on grounds that are well drained and maintained in a sanitary condition.
(b) A school building must be properly ventilated and provided with an adequate supply of drinking water, an approved sewage disposal system, hand-washing facilities, a heating system, and lighting facilities that conform to established standards of good public health engineering practices.
(c) A public school lunchroom must comply with the state food and drug rules.
(d) A public school building and its appurtenances shall be maintained in a sanitary manner.
(e) A building custodian or janitor employed full-time shall know the fundamentals of safety and school sanitation.