| 31. | Some major roads are dual carriageway, the others are single carriageway.
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| 32. | It was progressively upgraded to dual carriageways as traffic volumes grew.
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| 33. | In 1975 the dual carriageway Tricity Beltway ( Obwodnica Tr�jmiejska ) was constructed.
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| 34. | Continental European non-motorway dual carriageways can have limits as high as.
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| 35. | The road is a dual carriageway for 77, 6 kilometres.
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| 36. | The airport, has recently been turned into a dual carriageway.
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| 37. | The road is a dual carriageway for 14, 1 kilometres.
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| 38. | Bjelovar is currently being connected by dual carriageway with Zagreb.
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| 39. | The road is a dual carriageway for 1, 5 kilometres.
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| 40. | The A40 travels west, still as dual carriageway, to Abergavenny.
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