Specifications include, but are not limited to: EXCAVATORS AND DOZERS;Provide equipment with operators for use on construction and maintenance work on an as needed basis and other incidental work. Bidders may bid on one or more regions.; This work shall consist of furnishing and operating equipment when needed by the MaineDOT. Equipment. The equipment specifications and terms are as follows: Tracked Excavators – 15,000 – 25,000 (Regions 1, 2, 3 and 4) x Excavators operating weight shall be not less than 15,000 pounds and not more than 25,000 pounds. x Each excavator shall come with a digging bucket. x Some excavators shall come with a digging bucket and a tilt swivel clean up bucket as requested by MaineDOT. ; Tracked Excavators – 25,000 – 35,300 (Regions 1, 2, 3 and 4) x Excavators operating weight shall be not less than 25,000 pounds and not more than 35,000 pounds. x Each excavator shall come with a digging bucket. x Some excavators shall come with a digging bucket and a tilt swivel clean up bucket as requested by MaineDOT.; Tracked Excavators – 35,300 – 46,300 (Regions 1, 2, 3 and 4) x Excavators operating weight shall be not less than 35,000 pounds and not more than 46,300 pounds. x Each excavator shall come with a digging bucket. x Some excavators shall come with a digging bucket and a tilt swivel clean up bucket as requested by MaineDOT.