6 Entrance and exit
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6-1 Door and hinged panel retention systems
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6-2 PSV doors and doorways (light PSVs)
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6-2 PSV doors and doorways (heavy PSVs)
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6-3 PSV entry and exit steps, ramps and hoists (light PSVs)
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6-3 PSV entry and exit steps, ramps and hoists (heavy PSVs)
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6-4 PSV emergency exits (light PSVs)
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6-4 PSV emergency exits (heavy PSVs)