Skanska Costain STRABAG Joint Venture archaeologists have made a once-in-a-lifetime discovery on a HS2 project in Hillingdon, a rare hoard of over 300 bronze Iron Age coins, dating back 2175 years. And that’s why we use bronze anchors on permanent projects requiring a 120 year design life.
Read full article: https://www.constructionenquirer.com/2021/07/14/costain-hs2-archaeologists-uncover-300-coin-iron-age-hoard/