Observed some operatives working on top of podium ladder along the aisle to the south-tunnel area, level-0, CP-2 without establishing exclusion zone.  This location seems to be a blind spot for people moving towards either direction . The activity was discontinued immediately, and the attention of the safety in charge was brought to this.   ACTION:  CMA advised TCA-JV to take immediate corrective action to ensure repetition.
Hazard category: Traffic Management