Modern dredging equipment may be divided into four main classes. The grab dredge is used where the amount of excavation is relatively small. It consists of one or more grab buckets, operated by cranes mounted on a vessel or barge or sometimes on the shore. Each bucket has jaws that are hinged together.
Need space in an economical small water fishing boat? The WIDE JON is available in both 14â² and 16â² lengths to fit your needs. So whether you are heading for the river, a small lake or a pond, either of the WIDE JON boats will be perfect for your fishing trips.
The U.S. Navy's submarines are nothing like that - they're practically spotless, huge submarines. For example, the Ohio class (Trident) submarines are almost 2 football fields long, 7 stories tall from keel to sail, and wide as a 3 lane highway. It's hard to realize how big they are because most of it is submerged. Only out of the water can you get an appreciation for how big they are.