Find the Compliance Alternative for code requirement on the width of barrier$-$free ramps in assembly occupancy $($Article $3\mathrm{.}8\mathrm{.}4\mathrm{.}1.)?$

$\backslash$table$[[$a$,$Ramp widths cannot be compromised for barrier$-$free path of travel$],[$b$,$Existing ramp is acceptable if the occupant load is $60$ or less$],[$c$,$Exiting ramp is acceptable if the clearance between handrails is $870mm$