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Fresa meccanica a piena sezione - Wikipedia

La fresa meccanica a piena sezione, comunemente chiamata talpa o talpa meccanica (ingl. tunnel boring machine da cui la sigla TBM) รจ una macchina che permette la meccanizzazione completa dello scavo delle gallerie e la realizzazione del rivestimento delle stesse.

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Heavy equipment - Wikipedia

Heavy equipment refers to heavy-duty vehicles, specially designed for executing construction tasks, most frequently ones involving earthwork operations.They are also known as heavy machines, heavy trucks, construction equipment, engineering equipment, heavy vehicles, or heavy hydraulics.

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Roadheader - Wikipedia

A roadheader, also called a boom-type roadheader, road header machine, road header or just header machine, is a piece of excavating equipment consisting of a boom-mounted cutting head, a loading device usually involving a conveyor, and a crawler travelling track to move the entire machine forward into the rock face.

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