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Sasson Tunnel
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An Sasson Tunnel (札樽トンネル, Sasson tonneru) sarong tunel sa JR Perokaril Hokkaido Shinkansen namumugtak sa tahaw kan siyudad nin Otaru asin Sapporo Station nin Hokkaido na may labang 26.230 km. Ini ginigibo pa asin napu'nan kan taon 2020, kadugangan sa nag'ooperar nang JR railways sa Hokkaido. Pag ini nahaman, ini an ikatolong pinakahalaba na tunel sa linya Hokkaido Shinkansen, sunod sa Seikan Tunnel asin Oshima Tunnel. Ining linyang Hokkaido Shinkansen ultan kan Shin-Hakodate-Hokuto Station asin Sapporo Station natatalaan na mabuksan sa 2031. [1] [2] [3] [4]
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