AGREEMENT FOR DESIGN, CONSTRUCTION, AND IMPLEMENTATION OF THE OU1 BARRIER WALL REMEDYAgreement • June 20th, 2018 • FloridaThis “Agreement for Design, Construction, and Implementation of the OU1 Barrier Wall Remedy” (“Agreement”) is made this day of , 20 , by and between the Orlando Gasification Plant Site Group (“Client”), by and through its constituent members (Duke Energy Florida, LLC formerly Florida Power Corporation (“Duke”), Atlanta Gas Light Company (“AGLC”), Continental Holdings, Inc. (“CHI”), Peoples Gas System, a division of Tampa Electric Company (“PGS”), and the City of Orlando (“City”), collectively referred to as the “Members” or the “Group,” and Great Lakes Environmental & Infrastructure LLC (“Contractor”).