What do the New Hampshire State Police patrol that is approximately 17029 miles in length?
New Hampshire Highway System The New Hampshire Highway System is the public roads system of the U.S. state of New Hampshire containing approximately 17029 mi maintained by the New Hampshire Department of Transportation (NHDOT). All public roads in the state are called "highways", thus there is no technical distinction between a "road" or a "highway" in New Hampshire.
Palisades Interstate Parkway Police Department The Palisades Interstate Parkway Police Department (PIPPD), is a law enforcement agency in New York and New Jersey, which duties of which are to protect all facilities owned or operated by the Palisades Interstate Park Commission, and to enforce state and city laws at all of the facilities. The PIPPD is operated by the Palisades Interstate Park Commission, an interstate government agency responsible for protecting the Palisades Interstate Park as well as the Palisades Interstate Parkway.