New Hampshire Department of Transportation

**About NH DOT** **Information about the NHDOT Leadership, our organization, and New Hampshire Laws and Rules that pertain to the NHDOT.** **Mission:** Transportation excellence enhancing the quality of life in New Hampshire. **Purpose:** Transportation excellence in New Hampshire is fundamental to the state's sustainable economic development and land use, enhancing the environment, and preserving the unique character and quality of life. The Department will provide safe and secure mobility and travel options for all of the state's residents, visitors, and goods movement, through a transportation system and services that are well maintained, efficient, reliable, and provide seamless interstate and intrastate connectivity. The New Hampshire Department of Transportation consists of approximately 1,650 employees under the leadership of Commissioner William Cass.