Soggy Amsterdam's Test: Digging a Subway

Team Infidel

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Soggy Amsterdam's Test: Digging a Subway photo
AMSTERDAM, Netherlands (AP) - Seventeenth-century masons built Amsterdam on a foundation of wooden poles planted in soggy, sandy ground, leaving behind a beautiful architectural museum - but one with walls prone to sinking or crumbling without warning. So how do you dig a subway under it? Very...
 
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