July 14, 2020 - Harris County Commissioners Court authorized negotiations with an engineering firm for preliminary engineering, design, bidding and construction stage engineering services for this project.
May 19, 2020 - Harris County Commissioners Court approved updates to project details in the 2018 Bond Program List. Update changes project title to include B509-03-00 and to remove the incorrect basin name. B509-03-00 right-of-way is immediately adjacent to B509-04-00.
April 28, 2020 - Harris County Commissioners Court authorized and initiated this project.