Retaining Walls Required

Code requirements for handrails on retaining walls smp123069 civilenvironmental op 11 apr 06 1529.I am reviewing a site plan for code compliance in regards to hand rails on retaining walls for pedestrian safety.I found a boca code 1825.5 that requires a handrailguardrail if your retaining wall is over 4 tall and a pedestrian path is.