explanation: Answer the questions according to Ontario Building Code $($Canada$),$ and pls show Ontario Building Code Reference.

Using CI and HI to design desicion making and then to check Additional Construction$/$ Compliance Alternatives for Change of Use. OBC Vol $1$ Div. B Part $3$

Question $1)$ Residential care facility $($ambulatory$)$: $2$ storeys high, building area $450$m$2,$ and facing three streets converted into a Psychiatric facility $($minimum$)$