![HS2: Large hole opens above rail tunnel near Little Missenden](https://cdn.newsserve.net/en/knowledge/High-Speed-_20190129.jpg)
HS2: Large hole opens above rail tunnel near Little Missenden
HS2 Ltd says the hole near Little Missenden could be linked to "pre-existing ground conditions".
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HS2 Ltd says the hole near Little Missenden could be linked to "pre-existing ground conditions".
Full Article