Our street was hectic and noisy for two months last summer as a storm drainage system was brought up to snuff. Hearing an at times steady vroom-vroom and ding-ding-ding, I wondered about the ...

A Photograph with a ¾ rear view of a rail-mounted steam shovel with its crew at work removing hillside. A large pile of dirty has already been built up, and a steam locomotive can be seen approaching ...

The cable-operated excavator is the earliest documented self-powered machine ever used to move earth. Its earliest form, the steam shovel, has roots going back to the very first mechanical excavator, ...