Specifications include, but are not limited to: This SOW is for services to provide the rental or lease of Class 3 or Class 4 Motor Graders with operators to be used for winter weather events to help with the clearing of roadways. Class 3 Motor Grader, tandem-drive, diesel-powered, articulated frame motor grader used by TxDOT in the maintenance of the highway system. This specification lists the minimum requirements for a motor grader designed and built from the ground up. Modifications of or additions to basic standard models of less size or capability to meet these requirements will not be acceptable. A unit furnished to this specification shall meet or exceed all requirements. : Class 4 Motor Grader, tandem-drive, diesel-powered, articulated frame motor grader used by TxDOT in the maintenance of the highway system. This specification lists the minimum requirements for a motor grader designed and built from the ground up. Modifications of or additions to basic standard models of less size or capability to meet these requirements will not be acceptable. A unit furnished to this specification shall meet or exceed all requirements.