We have a set of three of these 28,000 LBS. 312 Excavators
These are the size machines that your typical excavator compaines would own, very common. One of our machinces is equipped with an extendable arm that can be operated from the cab that gives us an additional 10' of reach.
These machines are used to clean out shore lines of many ponds and to dig new ponds.
Some are equipped with ditching buckets and wider tracks These machinces can be moved with dumptruck and trailer.