Grabs for Digging and Dredging

  • Why a Grab for Digging and Dredging?

A Grab for Digging and Dredging will be used for digging and dredging of sand, clay, sludge, sand mixed with small stones or a different mixture of these materials. Depending on the type materials which will be digged or dredged with the Digging and Dredging Clamshell Grabs, these grabs can be executed with or without teeth, with or without clay ejector / scraper and in different shell executions. Also the weight and execution of the Digging and Dredging Grabs depend on the materials which will be dredged or digged with the grab and at what depth you will operate with the grab.  The Grab Specialist customizes her grabs for the required application.

 

  • For which application do you use a Grab for Digging and Dredging?

The Grab Specialist manufactures different types of Digging and Dredging Grabs for different applications:

    • Digging and Dredging Grabs for handling sand
    • Digging and Dredging Grabs for handling a mixture of sand, soft clay and small stones
    • Digging and Dredging Grabs for handling a mixture sand, harder clay and stones
    • Digging and Dredging Grabs for handling sludge
    • Etc.

 

  • On which crane, machine or excavator do you mount a Grab for Digging and Dredging?

The Grab Specialist manufactures the following types of operation:

    • Mechanical Single Line “Hook on” Roundnose Grabs

For Cranes with only 1 Single hook. These grabs can simple be hooked on to any crane with sufficient lifting height and lifting capacity. Operation of these grabs can will be by means of Touch Down.

    • Mechanical Two Rope Operated Digging/ Dredging Clamshell Grabs
    • Mechanical Two Rope Operated Roundnose Grabs
    • Mechanical Two Rope Operated Level-Cut Clamshell Grabs

For Cranes which operate by means of 1 holding rope and 1 closing rope

    • Mechanical Four Rope Operated Digging/ Dredging Clamshell Grabs
    • Mechanical Four Rope Operated Roundnose Grabs
    • Mechanical Four Rope Operated Level-Cut Clamshell Grabs

For Cranes which operate by means of 2 holding ropes and 2 closing ropes

    • Hydraulic Digging/ Dredging Clamshell Grabs
    • Hydraulic Roundnose Grabs
    • Hydraulic Level-Cut Clamshell Grabs

 

For Hydraulic Machines or Excavators. Or to hook on a crane with only 1 Single hook on for example a barge, the grab is than to be operated with a separate Hydraulic Power Unit (HPU) with Hose Reel and Hoses, which The Grab Specialist B.V. does also supply.

 

    • Electro Hydraulic Digging/ Dredging Clamshell Grabs
    • Electro Hydraulic Roundnose Grabs

 

For Cranes with only 1 Single hook. The cranes should be equipped with accessories for operation of these grabs.

    • Digging/ Backhoe Buckets

For Backhoe Dredgers / Excavators. These buckets will be mounted

directly to the stick of the machine.

 

Home//Grabs for Digging and Dredging

Contact with TGS

The Grab Specialist B.V.
Draaibrugweg 1
1332 AA Almere
The Netherlands
T: +31 - (0) 36 532 88 22 E: info@tgs-grabs.nl
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Contact
The Grab Specialist B.V.
Draaibrugweg 1
1332 AA Almere
The Netherlands
+31 - (0) 36 532 88 22 info@tgs-grabs.nl