1 |
Ministry of Land, Transport and Maritime Affairs(2010), "Road design manual, part 6 tunnel", pp. 612.1-612.27.
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2 |
Ministry of Land, Transport and Maritime Affairs(2008), "Installation of road safety and management guidelines."
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3 |
Ministry of Knowledge Economy (2010), "KS Tunnel lighting standards (KS C3703)."
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4 |
Ministry of Construction and Transportation (2011), "Installation of road safety and management guidelines."
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5 |
CIE 88-2004 (2nd edition) (2004), "Guide for the lighting of road tunnels and underpasses."
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