Worker is drilling to concrete wall with core drill machine. Core drills used in metal are called annular cutters. Core drills used for concrete and hard rock generally use industrial diamond grit.
A breaker with excavator is breaking to rocks in the construction site. A breaker is a powerful percussion hammer fitted to an excavator for demolishing hard (rock or concrete) structures.
Excavator is working on the hill at sunset. Excavators are heavy construction equipment consisting of a boom, dipper (or stick), bucket and cab on a rotating platform.
View of the industrial mine waste dam (tailing dam). A tailings dam is typically an earth-fill embankment dam used to store byproducts of mining operations after separating the ore from the gangue.
View of the construction site with snowy weather. Construction is a general term meaning the art and science to form objects, systems, or organizations.
Bulldozer is working in site. A bulldozer or dozer is a large, motorized machine that travels on continuous tracks or large tires and is equipped with a metal blade to the front for pushing material.
The crane ( HIAB ) extend its lift bucket to roof of the new building for isolation in the construction site. HIAB is a Swedish manufacturer of loader cranes, demountable container handlers, forestry.
The big crawler crane and other construction machineries are working to build pier of the harbor. A crawler crane has its boom mounted on an undercarriage fitted with a set of crawler tracks.
Wide angle view of the big crawler crane in the construction site. A crawler crane has its boom mounted on an undercarriage fitted with a set of crawler track that provide both stability and mobility.
View of the hiab or hi-up cranes in the new construction plant. (Hiab) invented the world's first hydraulic truck mounted crane. (HIAB) is a Swedish manufacturer of loader cranes.
An overhead crane ( traveling crane ), commonly called a bridge crane is a type of crane found in industrial environments. It consists of parallel runways.
View of the big truck-mounted crane. The modern hydraulic truck cranes are usually single engine machines, with the same engine powering the undercarriage and the crane.