If the Construction Manager submits a bid, then the Construction Manager must submit the bid to the Tarrant County Purchasing Department Contracts. Want to know what a Construction Contract Agreement is and how to fill one out?Then you are in the right place! Use this form to create an Affidavit of Contract that will be filed along with your provided contract. Click on an image below to see what permits are needed for your project, an estimated cost for those permits, and if the project is allowed. List of all current AIA Contract Documents. The International Code Council, or ICC, is an organization that develops codes and standards for the building and construction industries. Texas contractors enjoy strong lien rights, protecting them in the event of non-payment after a construction project. TxDOT is conducting a corridor study of I-20 from US 287 in Tarrant County to east of South Carrier Parkway in Dallas County.