This is the HTML version of Chapter 8 Construction Contract Administration of the LocalLet Manual of Procedures. Information on all construction contracts.Bidding documents include Addenda, Expedite (EBS) Files, Plans and Proposals. Contract management in construction is the process of overseeing and administrating contracts between various parties involved in a construction project. The procurement process for public design-build projects is set forth in the Ohio Revised Code (ORC) and Ohio Administrative Code (OAC). Summary of Ohio Retainage requirements and laws for Ohio construction projects including free forms, FAQs, resources and more.