SAN FRANCISCO -- Two overall-clad steam shovel operators today swung the jaws of their ponderous machines into ... dirt was moved in construction of the Golden Gate bridge without ceremony.

In the dynamic world of construction machinery, wheeled excavators stand ... cumbersome maneuverability of backhoe loaders. Dedicated Excavation Focus: Unlike backhoe loaders, which combine ...

Excavation work on the undersea ... according to state media. Construction of the Jintang tunnel began in May, with two ...