16th Ave Flood Closure Gate | Cedar Rapids Flood Control System Ideas transform communities We're proud to celebrate Engineers Week with our employees and our community partners - people who make great things possible. Celebrating Engineers Week February 20-26, 2022 Cedar Rapids, IA 319.373.2536 hdrinc.com 16th Ave Flood Closure Gate | Cedar Rapids Flood Control System Ideas transform communities We're proud to celebrate Engineers Week with our employees and our community partners - people who make great things possible. Celebrating Engineers Week February 20-26, 2022 Cedar Rapids, IA 319.373.2536 hdrinc.com