Search Results We have found 1 clinical trials matching your search query. Close Huntsville Concrete Service Pros Posted 01 years 14 days 23 hours 26 minutes ago. United States (USA) 49 Over the years of its lifespan, concrete endures a lot of use. If it is not taken care of properly and is exposed to harsh weather conditions or high amounts of stress from heavy weight, the concrete Unknown 1 Page 1 of 1