M Staircase

→

→

→

M Staircase

5PT.2 (grade 4, ground floor)

5PT.3 (grade 5, ground floor)

5PT.5 (grade 4, 2nd floor)

5PT.6 (grade 3, 2nd floor)

5PT.7 (grade 3, 2nd floor)

5PT.8 (grade 3, undefined)