Specifications include, but are not limited to: a) Hire of trucks, tractors and other road working equipment b) Grader Blades (Beveled and Straight Edge) with 2” bolts c) Bridging and Bridge Construction d) Lumber, including 12 lb. treated creosote lumber and treated wood products e) Steel sign posts, 6’, 7’ and 8’ posts only f) All types of road signs (with prefabricated holes) g) Sand and Gravel h) Processed Gravel, Concrete Gravel, Pea Gravel, Matt Rock i) Legal publications, ruled forms, stationary and other printed supplies j) Letter and legal size copy paper for "plain paper" copier k) Office and paper supplies for all the County offices and departments, as specified l) Lead-free gasoline: Minimum octane 87, with or without detergent m) Lead-free gasoline: Minimum octane 89, with or without detergent n) Highway and non-highway diesel fuel, diesel oil, oil of all kinds, grease and other fuel items pertaining to operating tractors and other machinery