Specifications include, but are not limited to: The Contractor shall provide the following types of equipment: - A minimum of four (4) pick-up trucks with a minimum one ton payload capacity with operators, equipped with 8 ft. minimum snowplow. - A minimum of one (1) vehicle, with a supervisor, equipped with a Global Positioning System (GPS) with a monitoring software subscription, and a Roadway surface temperature monitoring system compatible with the GPS system. All snowplows provided under this agreement shall be hydraulic powered, reversible, hydraulic angling, moldboard type plows, with a dual trip spring assembly, which will automatically return the plow to the normal plowing position. The trip spring assembly is intended to reduce the potential for damage to the plowing equipment resulting from contact with roadway features, such as, but not limited to, bridge joints, manholes and valve boxes. The Department will not be responsible for damage to the Contractors equipment.