TxDOT’s Environmental Affairs Division is requesting proposals for indefinite deliverable contracts for the archeological survey and related services. It is for the performance of archeological survey and related archeological services to fulfill TxDOT’s obligations under state and federal statutes as set forth in a Memorandum of Understanding with the Texas Historical Commission, the Programmatic Agreement among the Federal Highway Administration, the Texas Department of Transportation, the Texas State Historic Preservation Officer and the Advisory Council on Historic Preservation regarding the Implementation of Transportation Undertakings. Services may include: writing background studies, conducting pedestrian surveys, performing field investigation and subsequent reporting, conducting archeological site definition and evaluation, performing survey-level historical research, intensive shovel-test pit survey services, intensive mechanical trenching/mechanical scraping services, and power auger probe services.