Please answer the following question: Information: - Hampton Roads is the name of both a body of water in Virginia and the surrounding metropolitan region in Southeastern Virginia and Northeastern North Carolina, United States. Comprising the Virginia BeachNorfolkNewport News, VANC metropolitan area and an extended Combined Statistical Area that includes the Elizabeth City, NC Micropolitan Statistical Area and Kill Devil Hills, NC Micropolitan Statistical Area, Hampton Roads is known for its large military presence, ice-free harbor, shipyards, coal piers, and miles of waterfront property and beaches, all of which contribute to the diversity and stability of the region's economy. - The Benjamin Harrison Memorial Bridge is a vertical-lift bridge that spans the James River between Jordan's Point in Prince George County and Charles City County near Hopewell, Virginia. The bridge carries vehicle traffic of State Route 106 and State Route 156, and is owned by the Virginia Department of Transportation (VDOT). It is named after Benjamin Harrison V, a signer of the Declaration of Independence and a Governor of Virginia, who lived and owned slaves nearby at Berkeley Plantation. - The Virginia Peninsula is a peninsula in southeast Virginia, USA, bounded by the York River, James River, Hampton Roads and Chesapeake Bay. It is sometimes known as the "Lower Peninsula" to distinguish it from two other peninsulas to the north, the Middle Peninsula and the Northern Neck. - Virginia (, officially the Commonwealth of Virginia) is a state located in the Mid-Atlantic region of the United States, as well as in the historic Southeast. Virginia is nicknamed the "Old Dominion" due to its status as the first colonial possession established in mainland British America, and "Mother of Presidents" because eight U.S. presidents were born there, more than any other state. The geography and climate of the Commonwealth are shaped by the Blue Ridge Mountains and the Chesapeake Bay, which provide habitat for much of its flora and fauna. The capital of the Commonwealth is Richmond; Virginia Beach is the most populous city, and Fairfax County is the most populous political subdivision. The Commonwealth's estimated population is over 8.3 million, which is slightly less than New York City. - The Virginia Department of Transportation (VDOT) is the agency of state government responsible for transportation in the state of Virginia in the United States. Headquartered at the Virginia Department of Highways Building in Downtown Richmond, VDOT is responsible for building, maintaining, and operating the roads, bridges and tunnels in the commonwealth. It is overseen by the Commonwealth Transportation Board, which has the power to fund airports, seaports, rail and public transportation. - Dominions were semi-independent polities under the British Crown, constituting the British Empire, beginning with Canadian Confederation in 1867. They included Canada, Australia, New Zealand, Newfoundland, South Africa, and the Irish Free State, and then from the late 1940s also India, Pakistan, and Ceylon (now Sri Lanka). The Balfour Declaration of 1926 recognised the Dominions as "autonomous Communities within the British Empire", and the 1931 Statute of Westminster granted them full legislative independence. - State Route 106 ( SR 106 ) is a primary state highway in the U.S. state of Virginia . The state highway runs 30.00 miles ( 48.28 km ) from U.S. Route 460 and US 460 Business in Petersburg north to SR 249 in Talleysville . SR 106 connects Prince George County in the southern part of the Richmond -- Petersburg metropolitan area with Charles City and New Kent counties on the Virginia Peninsula via the Benjamin Harrison Memorial Bridge over the James River . Given the information above, choose from the list below the object entity that exhibits the relation 'maintained by' with the subject 'virginia state route 106'. Choices: - free - virginia department of transportation
A:
virginia department of transportation