Deck Reinforcement Detailing and Concrete Mix Additives to Reduce Bridge Deck CrackingStatus: CompleteReport Date: 07/30/2025 Summary: Implementing strategies to reduce early-age cracking in bridge decks may lower costs over the service life of a bridge. For bridge deck installations, investigators adjusted the concrete mixture, regulated temperature differences between concrete and support girders, and reduced spacing between reinforcement bars to minimize this cracking. Results indicated that these strategies can mitigate early-age cracking and save taxpayer dollars. Final Deliverables: Deck Reinforcement Detailing and Concrete Mix Additives to Reduce Bridge Deck Cracking (Report #2025-38) Evaluating Strategies to Prevent Early-Age Bridge Deck Cracking (Research Summary) Related Materials: Evaluating Strategies to Prevent Early-Age Bridge Deck Cracking (Blog Post) Related Research: Project Personnel: Principal Investigator: Brock Hedegaard Co-Principal Investigator: Lauren Linderman, Eric Gibson Technical Liaison: Paul Gronvall Project Coordinator: Chad Kooistra Panel Members: Ashley Jacobson - Metro District Brian Homan - Bridges Hussein Jaber - Bridges Jacob Gave - Materials & Road Research John Ekola - Hennepin County Public Works Justin Conway - Houston County Karl Johnson - Bridges