1 |
Ministry of Land, Transport and Maritime Affairs (2009), Highway Buessiness Handbook.
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2 |
National Roads Authority (2006), Interim Advice Note on Road Link Design for 2+1 Roads.
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3 |
NCHRP 275 (2003), Research Results Digest: Application of European 2+1 Roadway Designs, Transportation Research Board.
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4 |
Jim Brewer, John German, Ray Krammes, Kam Movassaghi, John Okamoto, Sandra Otto (2001), Geometric Design Practices for European Roads, U.S. Department of Transportation.
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5 |
Lene Herrstedt (2001), 2+1 road: Danish experiences.
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6 |
Ministry of Land, Transport and Maritime Affairs (2008), 2008 Highway Traffic Volume.
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7 |
Ministry of Land, Transport and Maritime Affairs (2009), A Study of Developing 2+1 Road Design Guide.
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8 |
Ministry of Land, Transport and Maritime Affairs (2009), Highway Planning Guide.
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