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With a glance at the LRB 355 Daniel indicates which solution he found for this problem.

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254 8kt SW 175 sleeve 570 LB 16-180 LB 20-240 LB 24-270 LB 20.1 LB 25 LB 30 LRB 23 CK Ø 368 368 8kt SW 250 sleeve 905 LB 28-320 LB 36-410 LB 44-510 LB 35 LB 45 LB 55 LRB 355 LRB 355.1 7CFA drilling tools

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An LRB 125 in wet mixing application with triple mixing equipment and longitudinal mounting. LRB 125 with double mixing equipment in longitudinal mounting for cut-off wall installation.

https://www.liebherr.com/en-us/deep-foundation/methods/soil-improvement/wet-soil-mixing-4424969

When mounted on a LRB 355.X, the weight increases by 320 kg.

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For this purpose they are using the Liebherr piling and drilling rig LRB 355 in double rotary drilling operation.

https://assets-cdn.liebherr.com/versions/409bb912-250e-461a-9f0f-f752afbb0d61/original/

When mounted on a LRB 355.X, the weight increases by 705 lbs.

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Job Report LRB 355 with Full Displacement Drilling Equipment Liebherr-Werk Nenzing GmbH Dr.

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LRB 19 LRB 23 LRB 355.1 Operating weight 50.7 t 78.5 t 95 - 109 t Max. crowd travel 19 m 23 m 27 m Max. pull/crowd force 250/165 kN 320/320 kN 400/400 kN Rotary drive - max. torque 180 kNm 300 kNm 450

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Piling and drilling rigs EN-US LRB 19 LRB 23 LRB 355.1 Operating weight 111,774 lbs 173,063 lbs 209,439 - 240,304 lbs Max. crowd travel 62.3 ft 75.5 ft 88.6 ft Max. pull/crowd force 56,202/37,093 lbf 71,939

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It is leader mounted on the carrier machines of the LRB series. The rope crowd systems of these machines provide the necessary push and pull forces.

https://www.liebherr.com/en-us/p/lv20-4424912