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title: 道東道の4車線化が進展！“対面通行だらけ”の約288km、どこが整備中？ 完成すれば“鉄道に逆風”も【いま気になる道路計画】 | KURU KURA（くるくら）
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# 道東道の4車線化が進展！“対面通行だらけ”の約288km、どこが整備中？ 完成すれば“鉄道に逆風”も【いま気になる道路計画】 | KURU KURA（くるくら）

## TL;DR
（要約なし・原文はリンク先を参照 / No summary available; see the source link.）

## Key Points
- business / transportation / infrastructure

## Details
(本文なし。リンク先参照)

## Source
元記事: [道東道の4車線化が進展！“対面通行だらけ”の約288km、どこが整備中？ 完成すれば“鉄道に逆風”も【いま気になる道路計画】 | KURU KURA（くるくら）](https://kurukura.jp/article/115386-20260813-118/) — published 2026-08-13T04:04:04Z