The Concrete Used at the Hoover Dam by GCO | Jun 18, 2019 | News | 0 comments Thursday marks the 86th anniversary of the first placement of concrete at the Hoover Dam. Its concrete blocks are about five feet high, each one placed individually. READ MORE ShareRelated Posts:Hoover Dam Marks 85th Anniversary of Final Concrete PourRobotic Construction; Dam Built by Robots? Japan's…Concrete Infrastructure will not Last Forever Without CareChina Building a New Mega Hydro Dam at Dateng Gorge… Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.