The word 'excavators' is correct and can be used in written English.
It is the plural form of 'excavator' which refers to a heavy construction machine used for digging and moving large amounts of earth or other materials. Example: The construction site was filled with various types of excavators, including bulldozers, backhoes, and wheel loaders.
He did so, he says, because the project will have a devastating impact on the valley, for the mountain into which excavators have begun burrowing is rich in asbestos, a substance so toxic that "there is no such thing as a harmless level of exposure".
Lorries run up and down dusty roads, excavators turn earth inside out, and 70,000 workers from every corner of the old Soviet Union dig, lift, pull and churn day and night.
Over half of the world's infrastructure investment is now taking place in emerging economies, where sales of excavators have risen more than fivefold since 2000.
Insurance on their contents varies widely, but is usually capped.As with cars, the task-force is trying to persuade construction companies not to leave hydraulic excavators unattended, with the key attached, at building sites at night.
At checkpoints west of Donetsk, tanks and troop carriers can be found amid excavators and tractors.Mr Poroshenko has staked his political life on peace, proclaiming that "the main and most dangerous part of the war is behind us".
The safes are taken to dumps and other lonely areas, where they are opened mostly with hydraulic excavators swiped from nearby building-sites.Such robberies have been rising over the past year or so.
Dismantling with excavators from the top down also yields more recyclables than explosions would, and much of the material recovered can be sold for reuse rather than scrap.
Knowing that, in turn, may alter what excavators look out for in a dig.
Like, say, Caterpillar Caterpillar Inc., the world's largest maker of bulldozers and excavators, said it's cutting 20,000 jobs and this year's profit and sales will trail analysts' estimates as the deepest recession in a quarter century saps demand.
Foreign demand for advanced machinery is huge; exports of civilian aircraft, drilling tools, telecommunications equipment, agricultural machinery and excavators all rose at double-digit rates in 2007.
Komatsu added information technology, such as global-positioning systems (GPS), to hydraulic excavators three years ago to combat theft, and help machinery-rental firms track how much fuel individual excavators had left in their tanks.
