A crawler excavator is an earthmoving machine that can dig trenches, load trucks, lift pipe, and handle attachments, such as hydraulic breakers, shears, and grapples. On this page, find the best ...

The versatility of the backhoe loader (also called a backhoe) has made it a valuable piece of equipment on a jobsite. According to James Gill, product manager, backhoes, with JCB, “One of the major ...

During the 1920s, trench digging was transformed from back-aching hand labor to mechanized continuous operation by several enterprising individuals who invented and marketed specialized trenching ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...