Transcripts of proceedings to open, alter, or close public roads, open private roads, and construct bridges, as handled by the board of county commissioners. Documents include petitions, objections, court orders, commissioners returns, surveys and plats, and damage awards to landowners. The first case was heard by the county court and then filed with the board of county commissioners at its conclusion in 1829. The records are arranged chronologically by beginning date. The Baltimore County Levy Court was given authority to handle road petitions by Ch. 152, Acts of 1821, previously a function of the county court. In 1827 all duties and responsibilities of the levy court were transferred to the newly created Baltimore County Board of County Commissioners.