rock drilling excavation

  • Excavator Rock Drill | Excavator Drill Attachment | WORD ...

    The Excavator Rock Drill and Attachment. If you're looking for an excavator rock drill or an excavator drill attachment then we have the solution. Our small, family owned and operated business specializes in providing state of the art reliable drills at affordable prices.

  • Rock Excavation, Soil Excavation Contractor in Bangalore

    Nisarga Associates are specialists in:-All types of Rock Excavation work including Rock Drilling, Rock Breaking, Rock Cutting and Rock Blasting. All types of Soil Excavation work including Pipeline, Footings, Pits etc..,

  • Drilling and Blasting - an overview | ScienceDirect Topics

    Zong-Xian Zhang, in Rock Fracture and Blasting, 2016. 17.1 Introduction. Conventional drifting or tunneling by drilling and blasting method requires a much higher specific charge than ordinary production blasting such as bench blasting. For example, the specific charge at tunneling is 3–10 times higher than at bench blasting, depending on borehole deviation, tight holes, lift of the ...

  • Epiroc Donates Rock Drill to Colorado School of Mines

    The COP 1238K hydraulic rock drill for tunneling and drifting applications updates testing equipment at EMI, the largest independent rock drilling and excavation research facility in the world. Located in Golden, Colorado, the Colorado School of Mines is known globally for its unique expertise in topics related to earth, energy and the environment.

  • Rock Saw Trenching | Rock Saw Drilling | Rock Excavation ...

    TRENCHLESS began as an excavation contractor in 1983 with Backhoes and Polclain rubber tyred Excavators by 1986, Trenchless was one of the first companies to specialize in rock excavation, offering the then new technology of excavator mounted rock breakers, the company worked in 2 areas, Demolition and the installation of utilities in the Rock, much of this work was either in the Iron stone ...

  • Equipment and Services for Mining and Rock Excavation

    Our product offering provides solutions for virtually any mining or rock excavation project. Our range of equipment and services for mining and rock excavation are .

  • Drill and Blast Method - railsystem

    Drill and Blast Method. Drill and blast method is mostly used method for the excavation throughout the world. The method can be used in all types of rocks and the initial cost is lower than the mechanical method like TBM. This tunneling method involves the use of explosives.

  • Drilled Shafts in Rock

    Drilled Shafts in Rock: Experience from Recent Projects KC Annual Geotechnical Seminar ... grouting ahead of excavation) ... 'Plug-ahead' method for drilling socket in caving rock . Pitkins Curve Bridge and Rain Rocks Rock Shed . Case 3: The New Mississippi River Bridge (MRB) ...

  • Underground Rock Excavation | Epiroc

    Holes are also drilled for rock reinforcement with rock bolts. With a high level of automation, the rigs make underground projects more efficient and easier to schedule. Innovative rock drilling equipment that enhances value for customers include the Boomer S2 automated mining and tunneling rig, and the diesel-free Boomer M2 Battery drill rig.

  • Epiroc USA - Mining Equipment | Epiroc